{"id":"CVE-2022-23613","aliases":["ALPINE-CVE-2022-23613","DEBIAN-CVE-2022-23613","EUVD-2022-28582","GHSA-8h98-h426-xf32","UBUNTU-CVE-2022-23613","USN-6474-1","openSUSE-SU-2024:12112-1"],"status":"published","title":"Privilege escalation on xrdp","description":"xrdp is an open source remote desktop protocol (RDP) server. In affected versions an integer underflow leading to a heap overflow in the sesman server allows any unauthenticated attacker which is able to locally access a sesman server to execute code as root. This vulnerability has been patched in version 0.9.18.1 and above. Users are advised to upgrade. There are no known workarounds.","severity":{"version":"3.1","score":7.8,"vector":"CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H","level":"high","assessor":"cna","from":"cve"},"epss":{"day":"2026-11-09","score":0.00489,"percentile":0.42362,"model":"v2026.06.15"},"facts":{"in_kev":false,"known_exploited":false,"public_exploit":false,"fix_available":true},"cwes":["CWE-191"],"published":"2022-02-07T21:40:09Z","modified":"2026-11-09T12:49:10Z","fixes":[{"ecosystem":"Alpine:v3.15","package":"xrdp","fixed_in":["0.9.18.1-r0"],"sources":["osv"]},{"ecosystem":"Alpine:v3.16","package":"xrdp","fixed_in":["0.9.18.1-r0"],"sources":["osv"]},{"ecosystem":"Alpine:v3.17","package":"xrdp","fixed_in":["0.9.18.1-r0"],"sources":["osv"]},{"ecosystem":"Alpine:v3.18","package":"xrdp","fixed_in":["0.9.18.1-r0"],"sources":["osv"]},{"ecosystem":"Alpine:v3.19","package":"xrdp","fixed_in":["0.9.18.1-r0"],"sources":["osv"]},{"ecosystem":"Alpine:v3.20","package":"xrdp","fixed_in":["0.9.18.1-r0"],"sources":["osv"]},{"ecosystem":"Alpine:v3.21","package":"xrdp","fixed_in":["0.9.18.1-r0"],"sources":["osv"]},{"ecosystem":"Alpine:v3.22","package":"xrdp","fixed_in":["0.9.18.1-r0"],"sources":["osv"]},{"ecosystem":"Alpine:v3.23","package":"xrdp","fixed_in":["0.9.18.1-r0"],"sources":["osv"]},{"ecosystem":"Alpine:v3.24","package":"xrdp","fixed_in":["0.9.18.1-r0"],"sources":["osv"]},{"ecosystem":"Debian:12","package":"xrdp","fixed_in":["0.9.17-2.1"],"sources":["osv"]},{"ecosystem":"Debian:13","package":"xrdp","fixed_in":["0.9.17-2.1"],"sources":["osv"]},{"ecosystem":"Debian:14","package":"xrdp","fixed_in":["0.9.17-2.1"],"sources":["osv"]},{"ecosystem":"Ubuntu:Pro:14.04:LTS","package":"xrdp","fixed_in":["0.6.0-1ubuntu0.1+esm3"],"sources":["osv"]},{"ecosystem":"Ubuntu:Pro:16.04:LTS","package":"xrdp","fixed_in":["0.6.1-2ubuntu0.3+esm3"],"sources":["osv"]},{"ecosystem":"Ubuntu:Pro:18.04:LTS","package":"xrdp","fixed_in":["0.9.5-2ubuntu0.1~esm2"],"sources":["osv"]},{"ecosystem":"Ubuntu:Pro:20.04:LTS","package":"xrdp","fixed_in":["0.9.12-1ubuntu0.1+esm1"],"sources":["osv"]},{"ecosystem":"Ubuntu:Pro:22.04:LTS","package":"xrdp","fixed_in":["0.9.17-2ubuntu2+esm1"],"sources":["osv"]},{"ecosystem":"openSUSE:Tumbleweed","package":"xrdp","fixed_in":["0.9.19-1.1"],"sources":["osv"]}],"affected":[{"source":"osv","ecosystem":"Alpine:v3.15","package":"xrdp","ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"},{"fixed":"0.9.18.1-r0"}]}]},{"source":"osv","ecosystem":"Alpine:v3.16","package":"xrdp","ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"},{"fixed":"0.9.18.1-r0"}]}]},{"source":"osv","ecosystem":"Alpine:v3.17","package":"xrdp","ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"},{"fixed":"0.9.18.1-r0"}]}]},{"source":"osv","ecosystem":"Alpine:v3.18","package":"xrdp","ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"},{"fixed":"0.9.18.1-r0"}]}]},{"source":"osv","ecosystem":"Alpine:v3.19","package":"xrdp","ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"},{"fixed":"0.9.18.1-r0"}]}]},{"source":"osv","ecosystem":"Alpine:v3.20","package":"xrdp","ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"},{"fixed":"0.9.18.1-r0"}]}]},{"source":"osv","ecosystem":"Alpine:v3.21","package":"xrdp","ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"},{"fixed":"0.9.18.1-r0"}]}]},{"source":"osv","ecosystem":"Alpine:v3.22","package":"xrdp","ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"},{"fixed":"0.9.18.1-r0"}]}]},{"source":"osv","ecosystem":"Alpine:v3.23","package":"xrdp","ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"},{"fixed":"0.9.18.1-r0"}]}]},{"source":"osv","ecosystem":"Alpine:v3.24","package":"xrdp","ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"},{"fixed":"0.9.18.1-r0"}]}]},{"source":"osv","ecosystem":"Debian:12","package":"xrdp","ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"},{"fixed":"0.9.17-2.1"}]}]},{"source":"osv","ecosystem":"Debian:13","package":"xrdp","ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"},{"fixed":"0.9.17-2.1"}]}]},{"source":"osv","ecosystem":"Debian:14","package":"xrdp","ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"},{"fixed":"0.9.17-2.1"}]}]},{"source":"osv","ecosystem":"Ubuntu:Pro:14.04:LTS","package":"xrdp","ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"},{"fixed":"0.6.0-1ubuntu0.1+esm3"}]}],"versions":["0.6.0-1","0.6.0-1ubuntu0.1","0.6.0-1ubuntu0.1+esm1","0.6.0-1ubuntu0.1+esm2"]},{"source":"osv","ecosystem":"Ubuntu:Pro:16.04:LTS","package":"xrdp","ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"},{"fixed":"0.6.1-2ubuntu0.3+esm3"}]}],"versions":["0.6.1-2","0.6.1-2ubuntu0.1","0.6.1-2ubuntu0.3","0.6.1-2ubuntu0.3+esm1","0.6.1-2ubuntu0.3+esm2"]},{"source":"osv","ecosystem":"Ubuntu:Pro:18.04:LTS","package":"xrdp","ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"},{"fixed":"0.9.5-2ubuntu0.1~esm2"}]}],"versions":["0.9.1-9","0.9.4-1","0.9.4-2","0.9.4-3","0.9.4-4","0.9.4-5","0.9.5-1","0.9.5-1build1","0.9.5-2","0.9.5-2ubuntu0.1~esm1"]},{"source":"osv","ecosystem":"Ubuntu:Pro:20.04:LTS","package":"xrdp","ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"},{"fixed":"0.9.12-1ubuntu0.1+esm1"}]}],"versions":["0.9.9-1","0.9.12-1","0.9.12-1ubuntu0.1"]},{"source":"osv","ecosystem":"Ubuntu:Pro:22.04:LTS","package":"xrdp","ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"},{"fixed":"0.9.17-2ubuntu2+esm1"}]}],"versions":["0.9.15-1ubuntu1","0.9.17-1","0.9.17-2","0.9.17-2ubuntu1","0.9.17-2ubuntu2"]},{"source":"osv","ecosystem":"Ubuntu:25.10","package":"xrdp","ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"}]}],"versions":["0.10.1-3","0.10.1-3.1","0.10.1-3.1+deb13u1build0.25.10.1"]},{"source":"osv","ecosystem":"Ubuntu:26.10","package":"xrdp","ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"}]}],"versions":["0.10.1-4.1","0.10.6.1-2ubuntu1"]},{"source":"osv","ecosystem":"Ubuntu:Pro:14.04:LTS","package":"xrdp","ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"},{"fixed":"0.6.0-1ubuntu0.1+esm3"}]}],"versions":["0.6.0-1","0.6.0-1ubuntu0.1","0.6.0-1ubuntu0.1+esm1","0.6.0-1ubuntu0.1+esm2"],"bundled":13},{"source":"osv","ecosystem":"Ubuntu:Pro:16.04:LTS","package":"xrdp","ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"},{"fixed":"0.6.1-2ubuntu0.3+esm3"}]}],"versions":["0.6.1-2","0.6.1-2ubuntu0.1","0.6.1-2ubuntu0.3","0.6.1-2ubuntu0.3+esm1","0.6.1-2ubuntu0.3+esm2"],"bundled":13},{"source":"osv","ecosystem":"Ubuntu:Pro:18.04:LTS","package":"xrdp","ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"},{"fixed":"0.9.5-2ubuntu0.1~esm2"}]}],"versions":["0.9.1-9","0.9.4-1","0.9.4-2","0.9.4-3","0.9.4-4","0.9.4-5","0.9.5-1","0.9.5-1build1","0.9.5-2","0.9.5-2ubuntu0.1~esm1"],"bundled":13},{"source":"osv","ecosystem":"Ubuntu:Pro:20.04:LTS","package":"xrdp","ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"},{"fixed":"0.9.12-1ubuntu0.1+esm1"}]}],"versions":["0.9.9-1","0.9.12-1","0.9.12-1ubuntu0.1"],"bundled":13},{"source":"osv","ecosystem":"Ubuntu:Pro:22.04:LTS","package":"xrdp","ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"},{"fixed":"0.9.17-2ubuntu2+esm1"}]}],"versions":["0.9.15-1ubuntu1","0.9.17-1","0.9.17-2","0.9.17-2ubuntu1","0.9.17-2ubuntu2"],"bundled":13},{"source":"osv","ecosystem":"openSUSE:Tumbleweed","package":"xrdp","ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"},{"fixed":"0.9.19-1.1"}]}]}],"products":[{"vendor":"fedoraproject","product":"fedora"},{"vendor":"neutrinolabs","product":"xrdp"}],"references":[{"url":"https://github.com/neutrinolabs/xrdp/security/advisories/GHSA-8h98-h426-xf32","tags":["x_refsource_CONFIRM","x_transferred","Third Party Advisory","advisory","report"]},{"url":"https://github.com/neutrinolabs/xrdp/commit/4def30ab8ea445cdc06832a44c3ec40a506a0ffa","tags":["x_refsource_MISC","x_transferred","Patch","Third Party Advisory","fix","report"]},{"url":"https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/U3XGFJNQMNXHBD3J7CBM4YURYEDXROWZ/","tags":["vendor-advisory","x_refsource_FEDORA","x_transferred","advisory"]},{"url":"https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/K5ONRGARKHGFU2CIEQ7E6M6VJZEM5XWW/","tags":["vendor-advisory","x_refsource_FEDORA","x_transferred","advisory"]},{"url":"https://security.alpinelinux.org/vuln/CVE-2022-23613","tags":["advisory"]},{"url":"https://github.com/CVEProject/cvelistV5/tree/main/cves/2022/23xxx/CVE-2022-23613.json","tags":["advisory"]},{"url":"https://nvd.nist.gov/vuln/detail/CVE-2022-23613","tags":["advisory"]},{"url":"https://security-tracker.debian.org/tracker/CVE-2022-23613","tags":["advisory"]},{"url":"https://ubuntu.com/security/CVE-2022-23613","tags":["report"]},{"url":"https://ubuntu.com/security/notices/USN-6474-1","tags":["advisory"]},{"url":"https://www.cve.org/CVERecord?id=CVE-2022-23613","tags":["report"]},{"url":"https://ubuntu.com/security/CVE-2022-23468","tags":["report"]},{"url":"https://ubuntu.com/security/CVE-2022-23477","tags":["report"]},{"url":"https://ubuntu.com/security/CVE-2022-23478","tags":["report"]},{"url":"https://ubuntu.com/security/CVE-2022-23479","tags":["report"]},{"url":"https://ubuntu.com/security/CVE-2022-23480","tags":["report"]},{"url":"https://ubuntu.com/security/CVE-2022-23481","tags":["report"]},{"url":"https://ubuntu.com/security/CVE-2022-23482","tags":["report"]},{"url":"https://ubuntu.com/security/CVE-2022-23483","tags":["report"]},{"url":"https://ubuntu.com/security/CVE-2022-23484","tags":["report"]},{"url":"https://ubuntu.com/security/CVE-2022-23493","tags":["report"]},{"url":"https://ubuntu.com/security/CVE-2023-40184","tags":["report"]},{"url":"https://ubuntu.com/security/CVE-2023-42822","tags":["report"]},{"url":"","tags":["advisory"]},{"url":"https://www.suse.com/security/cve/CVE-2022-23613","tags":["web"]}],"sources":{"cve":[{"id":"CVE-2022-23613","title":"Privilege escalation on xrdp","description":"xrdp is an open source remote desktop protocol (RDP) server. In affected versions an integer underflow leading to a heap overflow in the sesman server allows any unauthenticated attacker which is able to locally access a sesman server to execute code as root. This vulnerability has been patched in version 0.9.18.1 and above. Users are advised to upgrade. There are no known workarounds.","status":"published","published":"2022-02-07T21:40:09Z","modified":"2025-04-23T19:07:05.22Z","cvss":[{"version":"3.1","score":7.8,"vector":"CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H","level":"high","assessor":"cna"}],"cwes":["CWE-191"],"updated_at":"2026-11-02T14:34:29.478363Z"}],"euvd":[{"id":"EUVD-2022-28582","description":"xrdp is an open source remote desktop protocol (RDP) server. In affected versions an integer underflow leading to a heap overflow in the sesman server allows any unauthenticated attacker which is able to locally access a sesman server to execute code as root. This vulnerability has been patched in version 0.9.18.1 and above. Users are advised to upgrade. There are no known workarounds.","status":"published","published":"2022-02-07T21:40:09Z","modified":"2025-04-23T19:07:05Z","cvss":[{"version":"3.1","score":7.8,"vector":"CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H","level":"high"}],"updated_at":"2026-11-02T20:52:06.891582Z"}],"nvd":[{"id":"CVE-2022-23613","description":"xrdp is an open source remote desktop protocol (RDP) server. In affected versions an integer underflow leading to a heap overflow in the sesman server allows any unauthenticated attacker which is able to locally access a sesman server to execute code as root. This vulnerability has been patched in version 0.9.18.1 and above. Users are advised to upgrade. There are no known workarounds.","status":"published","published":"2022-02-07T22:15:08.65Z","modified":"2026-06-17T04:30:28.997Z","cvss":[{"version":"3.1","score":7.8,"vector":"CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H","level":"high","assessor":"secondary"},{"version":"3.1","score":7.8,"vector":"CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H","level":"high","assessor":"primary"},{"version":"2.0","score":7.2,"vector":"AV:L/AC:L/Au:N/C:C/I:C/A:C","level":"high","assessor":"primary"}],"cwes":["CWE-191"],"updated_at":"2026-11-02T14:07:11.52734Z"}],"osv":[{"id":"ALPINE-CVE-2022-23613","description":"xrdp is an open source remote desktop protocol (RDP) server. In affected versions an integer underflow leading to a heap overflow in the sesman server allows any unauthenticated attacker which is able to locally access a sesman server to execute code as root. This vulnerability has been patched in version 0.9.18.1 and above. Users are advised to upgrade. There are no known workarounds.","status":"published","published":"2022-02-07T22:15:08.65Z","modified":"2026-11-03T07:30:49.680489465Z","cvss":[{"version":"3.1","score":7.8,"vector":"CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H","level":"high"}],"updated_at":"2026-11-03T07:50:01.054176Z"},{"id":"CVE-2022-23613","title":"Privilege escalation on xrdp","description":"xrdp is an open source remote desktop protocol (RDP) server. In affected versions an integer underflow leading to a heap overflow in the sesman server allows any unauthenticated attacker which is able to locally access a sesman server to execute code as root. This vulnerability has been patched in version 0.9.18.1 and above. Users are advised to upgrade. There are no known workarounds.","status":"published","published":"2022-02-07T21:40:09Z","modified":"2026-10-28T02:31:03.816501412Z","cvss":[{"version":"3.1","score":7.8,"vector":"CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H","level":"high"}],"cwes":["CWE-191"],"updated_at":"2026-11-02T15:44:24.061177Z"},{"id":"DEBIAN-CVE-2022-23613","description":"xrdp is an open source remote desktop protocol (RDP) server. In affected versions an integer underflow leading to a heap overflow in the sesman server allows any unauthenticated attacker which is able to locally access a sesman server to execute code as root. This vulnerability has been patched in version 0.9.18.1 and above. Users are advised to upgrade. There are no known workarounds.","status":"published","published":"2022-02-07T22:15:08.65Z","modified":"2026-11-03T08:02:12.698508302Z","cvss":[{"version":"3.1","score":7.8,"vector":"CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H","level":"high"}],"updated_at":"2026-11-03T08:24:50.542442Z"},{"id":"UBUNTU-CVE-2022-23613","description":"xrdp is an open source remote desktop protocol (RDP) server. In affected versions an integer underflow leading to a heap overflow in the sesman server allows any unauthenticated attacker which is able to locally access a sesman server to execute code as root. This vulnerability has been patched in version 0.9.18.1 and above. Users are advised to upgrade. There are no known workarounds.","status":"published","published":"2022-02-07T22:15:00Z","modified":"2026-11-09T12:49:10.841308456Z","cvss":[{"version":"3.1","score":7.8,"vector":"CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H","level":"high"},{"version":"3.1","score":7.8,"vector":"CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H","level":"high"}],"updated_at":"2026-11-09T13:27:42.046613Z"},{"id":"openSUSE-SU-2024:12112-1","title":"libpainter0-0.9.19-1.1 on GA media","description":"These are all security issues fixed in the libpainter0-0.9.19-1.1 package on the GA media of openSUSE Tumbleweed.","status":"published","published":"2024-06-15T00:00:00Z","modified":"2025-05-07T18:13:49.146558Z","updated_at":"2026-11-02T16:58:35.485255Z"},{"id":"USN-6474-1","title":"xrdp vulnerabilities","description":"It was discovered that xrdp incorrectly handled validation of\nclient-supplied data, which could lead to out-of-bounds reads. An attacker\ncould possibly use this issue to crash the program or extract sensitive\ninformation. (CVE-2022-23479, CVE-2022-23481, CVE-2022-23483,\nCVE-2023-42822)\n\nIt was discovered that xrdp improperly handled session establishment\nerrors. An attacker could potentially use this issue to bypass the\nOS-level session restrictions by PAM. (CVE-2023-40184)\n\nIt was discovered that xrdp incorrectly handled validation of\nclient-supplied data, which could lead to out-of-bounds writes. An attacker\ncould possibly use this issue to cause memory corruption or execute\narbitrary code. This issue only affected Ubuntu 18.04 LTS,\nUbuntu 20.04 LTS and Ubuntu 22.04 LTS. (CVE-2022-23468)\n\nIt was discovered that xrdp incorrectly handled validation of\nclient-supplied data, which could lead to out-of-bounds reads. An attacker\ncould possibly use this issue to crash the program or extract sensitive\ninformation. This issue only affected Ubuntu 18.04 LTS, Ubuntu 20.04 LTS\nand Ubuntu 22.04 LTS. (CVE-2022-23480, CVE-2022-23482, CVE-2022-23484)\n\nIt was discovered that xrdp incorrectly handled validation of\nclient-supplied data, which could lead to out-of-bounds reads. An attacker\ncould possibly use this issue to crash the program or extract sensitive\ninformation. This issue only affected Ubuntu 20.04 LTS and\nUbuntu 22.04 LTS. (CVE-2022-23477, CVE-2022-23493)\n\nIt was discovered that xrdp incorrectly handled validation of\nclient-supplied data, which could lead to out-of-bounds writes. An attacker\ncould possibly use this issue to cause memory corruption or execute\narbitrary code. This issue only affected Ubuntu 20.04 LTS and\nUbuntu 22.04 LTS. (CVE-2022-23478)\n\nIt was discovered that xrdp incorrectly handled validation of\nclient-supplied data, which could lead to out-of-bounds reads. An attacker\ncould possibly use this issue to crash the program or extract sensitive\ninformation. This issue only affected Ubuntu 22.04 LTS. (CVE-2022-23613)\n","status":"published","published":"2023-11-08T13:47:00Z","modified":"2026-06-29T13:50:59.884369844Z","updated_at":"2026-11-02T16:58:17.305935Z"}]}}