{"id":"CVE-2019-18215","aliases":["EUVD-2019-8015","GHSA-6ccg-r3f9-7j87"],"status":"published","title":"An issue was discovered in signmgr.dll 6.5.0.819 in Comodo Internet Security through 12.0. A DLL...","description":"An issue was discovered in signmgr.dll 6.5.0.819 in Comodo Internet Security through 12.0. A DLL Preloading vulnerability allows an attacker to implant an unsigned DLL named iLog.dll in a partially unprotected product directory. This DLL is then loaded into a high-privileged service before the binary signature validation logic is loaded, and might bypass some of the self-defense mechanisms.","severity":{"version":"3.1","score":7.8,"vector":"CVSS:3.1/AV:L/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H","level":"high","assessor":"primary","from":"nvd"},"epss":{"day":"2026-11-11","score":0.0059,"percentile":0.48656,"model":"v2026.06.15"},"facts":{"in_kev":false,"known_exploited":false,"public_exploit":false,"fix_available":false},"cwes":["CWE-426","CWE-427"],"published":"2019-11-18T20:00:48Z","modified":"2026-06-17T02:24:29Z","products":[{"vendor":"comodo","product":"comodo_internet_security"}],"references":[{"url":"https://safebreach.com/blog","tags":["x_refsource_MISC","x_transferred","Third Party Advisory"]},{"url":"https://safebreach.com/Post/Comodo-Internet-Security-DLL-Preloading-and-Potential-Abuses-CVE-2019-18215","tags":["x_refsource_MISC","x_transferred","Exploit","Third Party Advisory"]},{"url":"https://forums.comodo.com/news-announcements-feedback-cis/comodo-internet-security-2019-v12106914-released-t124993.0.html","tags":["x_refsource_MISC","x_transferred","Release Notes","Vendor Advisory"]},{"url":"https://nvd.nist.gov/vuln/detail/CVE-2019-18215"},{"url":"https://github.com/advisories/GHSA-6ccg-r3f9-7j87"}],"sources":{"cve":[{"id":"CVE-2019-18215","description":"An issue was discovered in signmgr.dll 6.5.0.819 in Comodo Internet Security through 12.0. A DLL Preloading vulnerability allows an attacker to implant an unsigned DLL named iLog.dll in a partially unprotected product directory. This DLL is then loaded into a high-privileged service before the binary signature validation logic is loaded, and might bypass some of the self-defense mechanisms.","status":"published","published":"2019-11-18T20:00:48Z","modified":"2024-08-05T01:47:14.105Z","updated_at":"2026-11-02T14:32:23.803059Z"}],"euvd":[{"id":"EUVD-2019-8015","description":"An issue was discovered in signmgr.dll 6.5.0.819 in Comodo Internet Security through 12.0. A DLL Preloading vulnerability allows an attacker to implant an unsigned DLL named iLog.dll in a partially unprotected product directory. This DLL is then loaded into a high-privileged service before the binary signature validation logic is loaded, and might bypass some of the self-defense mechanisms.","status":"published","published":"2019-11-18T20:00:48Z","modified":"2024-08-05T01:47:14Z","updated_at":"2026-11-03T02:40:28.860423Z"}],"ghsa":[{"id":"GHSA-6ccg-r3f9-7j87","title":"An issue was discovered in signmgr.dll 6.5.0.819 in Comodo Internet Security through 12.0. A DLL...","description":"An issue was discovered in signmgr.dll 6.5.0.819 in Comodo Internet Security through 12.0. A DLL Preloading vulnerability allows an attacker to implant an unsigned DLL named iLog.dll in a partially unprotected product directory. This DLL is then loaded into a high-privileged service before the binary signature validation logic is loaded, and might bypass some of the self-defense mechanisms.","status":"published","published":"2022-05-24T17:01:26Z","modified":"2023-01-28T05:08:19Z","cwes":["CWE-426"],"updated_at":"2026-11-02T14:44:36.910779Z"}],"nvd":[{"id":"CVE-2019-18215","description":"An issue was discovered in signmgr.dll 6.5.0.819 in Comodo Internet Security through 12.0. A DLL Preloading vulnerability allows an attacker to implant an unsigned DLL named iLog.dll in a partially unprotected product directory. This DLL is then loaded into a high-privileged service before the binary signature validation logic is loaded, and might bypass some of the self-defense mechanisms.","status":"published","published":"2019-11-18T20:15:11.223Z","modified":"2026-06-17T02:24:29.863Z","cvss":[{"version":"3.1","score":7.8,"vector":"CVSS:3.1/AV:L/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H","level":"high","assessor":"primary"},{"version":"2.0","score":4.4,"vector":"AV:L/AC:M/Au:N/C:P/I:P/A:P","level":"medium","assessor":"primary"}],"cwes":["CWE-427"],"updated_at":"2026-11-02T14:05:37.024431Z"}]}}