{"id":"CVE-2018-15137","aliases":["EUVD-2018-7017","GHSA-cfpx-jvfr-xh8w"],"status":"published","title":"CeLa Link CLR-M20 devices allow unauthorized users to upload any file (e.g., asp, aspx, cfm, html...","description":"CeLa Link CLR-M20 devices allow unauthorized users to upload any file (e.g., asp, aspx, cfm, html, jhtml, jsp, or shtml), which causes remote code execution as well. Because of the WebDAV feature, it is possible to upload arbitrary files by utilizing the PUT method.","severity":{"version":"3.0","score":9.8,"vector":"CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H","level":"critical","assessor":"primary","from":"nvd"},"epss":{"day":"2026-11-08","score":0.17977,"percentile":0.97206,"model":"v2026.06.15"},"facts":{"in_kev":false,"known_exploited":false,"public_exploit":true,"fix_available":false},"cwes":["CWE-434"],"published":"2018-08-08T00:00:00Z","modified":"2026-06-17T01:42:06Z","exploits":[{"source":"exploitdb","id":"EDB-45021","title":"Cela Link CLR-M20 2.7.1.6 - Arbitrary File Upload","type":"webapps","platform":"hardware","date":"2018-07-13","url":"https://www.exploit-db.com/exploits/45021"}],"products":[{"vendor":"cela_link","product":"clr-m20_firmware"}],"references":[{"url":"https://github.com/safakaslan/CelaLinkCLRM20/issues/1","tags":["x_refsource_MISC","x_transferred","Third Party Advisory"]},{"url":"https://www.exploit-db.com/exploits/45021/","tags":["exploit","x_refsource_EXPLOIT-DB","x_transferred","Third Party Advisory","VDB Entry"]},{"url":"https://nvd.nist.gov/vuln/detail/CVE-2018-15137"},{"url":"https://github.com/advisories/GHSA-cfpx-jvfr-xh8w"}],"sources":{"cve":[{"id":"CVE-2018-15137","description":"CeLa Link CLR-M20 devices allow unauthorized users to upload any file (e.g., asp, aspx, cfm, html, jhtml, jsp, or shtml), which causes remote code execution as well. Because of the WebDAV feature, it is possible to upload arbitrary files by utilizing the PUT method.","status":"published","published":"2018-08-08T00:00:00Z","modified":"2024-08-05T09:46:25.492Z","updated_at":"2026-11-02T14:35:03.825765Z"}],"euvd":[{"id":"EUVD-2018-7017","description":"CeLa Link CLR-M20 devices allow unauthorized users to upload any file (e.g., asp, aspx, cfm, html, jhtml, jsp, or shtml), which causes remote code execution as well. Because of the WebDAV feature, it is possible to upload arbitrary files by utilizing the PUT method.","status":"published","published":"2018-08-08T00:00:00Z","modified":"2024-08-05T09:46:25Z","updated_at":"2026-11-03T02:39:45.27774Z"}],"ghsa":[{"id":"GHSA-cfpx-jvfr-xh8w","title":"CeLa Link CLR-M20 devices allow unauthorized users to upload any file (e.g., asp, aspx, cfm, html...","description":"CeLa Link CLR-M20 devices allow unauthorized users to upload any file (e.g., asp, aspx, cfm, html, jhtml, jsp, or shtml), which causes remote code execution as well. Because of the WebDAV feature, it is possible to upload arbitrary files by utilizing the PUT method.","status":"published","published":"2022-05-14T02:19:40Z","modified":"2023-02-02T05:05:36Z","cvss":[{"version":"3.0","score":9.8,"vector":"CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H","level":"critical"}],"cwes":["CWE-434"],"updated_at":"2026-11-02T14:52:08.722601Z"}],"nvd":[{"id":"CVE-2018-15137","description":"CeLa Link CLR-M20 devices allow unauthorized users to upload any file (e.g., asp, aspx, cfm, html, jhtml, jsp, or shtml), which causes remote code execution as well. Because of the WebDAV feature, it is possible to upload arbitrary files by utilizing the PUT method.","status":"published","published":"2018-08-08T00:29:01.02Z","modified":"2026-06-17T01:42:06.723Z","cvss":[{"version":"3.0","score":9.8,"vector":"CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H","level":"critical","assessor":"primary"},{"version":"2.0","score":10,"vector":"AV:N/AC:L/Au:N/C:C/I:C/A:C","level":"high","assessor":"primary"}],"cwes":["CWE-434"],"updated_at":"2026-11-02T14:04:35.310988Z"}]}}