{"id":"CVE-2019-19520","aliases":["EUVD-2019-9138","GHSA-jhm5-r427-j4rc"],"status":"published","title":"xlock in OpenBSD 6.6 allows local users to gain the privileges of the auth group by providing a...","description":"xlock in OpenBSD 6.6 allows local users to gain the privileges of the auth group by providing a LIBGL_DRIVERS_PATH environment variable, because xenocara/lib/mesa/src/loader/loader.c mishandles dlopen.","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":"primary","from":"nvd"},"epss":{"day":"2026-11-09","score":0.01347,"percentile":0.7165,"model":"v2026.06.15"},"facts":{"in_kev":false,"known_exploited":false,"public_exploit":true,"fix_available":false},"cwes":["CWE-863"],"published":"2019-12-04T23:34:21Z","modified":"2026-06-17T02:26:47Z","exploits":[{"source":"pocgithub","id":"retrymp3/Openbsd-Privilege-Escalation","title":"retrymp3/Openbsd-Privilege-Escalation","date":"2020-11-21","url":"https://github.com/retrymp3/Openbsd-Privilege-Escalation"}],"products":[{"vendor":"openbsd","product":"openbsd"}],"references":[{"url":"https://www.openwall.com/lists/oss-security/2019/12/04/5","tags":["x_refsource_MISC","x_transferred","Exploit","Mailing List","Third Party Advisory"]},{"url":"https://www.openbsd.org/errata66.html","tags":["x_refsource_MISC","x_transferred","Vendor Advisory"]},{"url":"http://www.openwall.com/lists/oss-security/2019/12/04/6","tags":["mailing-list","x_refsource_MLIST","x_transferred","Mailing List"]},{"url":"http://www.openwall.com/lists/oss-security/2019/12/04/5","tags":["mailing-list","x_refsource_MLIST","x_transferred","Exploit","Mailing List","Third Party Advisory"]},{"url":"https://seclists.org/bugtraq/2019/Dec/8","tags":["mailing-list","x_refsource_BUGTRAQ","x_transferred","Exploit","Mailing List","Third Party Advisory"]},{"url":"http://packetstormsecurity.com/files/155572/Qualys-Security-Advisory-OpenBSD-Authentication-Bypass-Privilege-Escalation.html","tags":["x_refsource_MISC","x_transferred","Third Party Advisory"]},{"url":"http://seclists.org/fulldisclosure/2019/Dec/14","tags":["mailing-list","x_refsource_FULLDISC","x_transferred","Third Party Advisory"]},{"url":"https://nvd.nist.gov/vuln/detail/CVE-2019-19520"},{"url":"https://github.com/advisories/GHSA-jhm5-r427-j4rc"}],"sources":{"cve":[{"id":"CVE-2019-19520","description":"xlock in OpenBSD 6.6 allows local users to gain the privileges of the auth group by providing a LIBGL_DRIVERS_PATH environment variable, because xenocara/lib/mesa/src/loader/loader.c mishandles dlopen.","status":"published","published":"2019-12-04T23:34:21Z","modified":"2024-08-05T02:16:48.54Z","updated_at":"2026-11-02T14:20:20.74896Z"}],"euvd":[{"id":"EUVD-2019-9138","description":"xlock in OpenBSD 6.6 allows local users to gain the privileges of the auth group by providing a LIBGL_DRIVERS_PATH environment variable, because xenocara/lib/mesa/src/loader/loader.c mishandles dlopen.","status":"published","published":"2019-12-04T23:34:21Z","modified":"2024-08-05T02:16:48Z","updated_at":"2026-11-03T02:40:25.391321Z"}],"ghsa":[{"id":"GHSA-jhm5-r427-j4rc","title":"xlock in OpenBSD 6.6 allows local users to gain the privileges of the auth group by providing a...","description":"xlock in OpenBSD 6.6 allows local users to gain the privileges of the auth group by providing a LIBGL_DRIVERS_PATH environment variable, because xenocara/lib/mesa/src/loader/loader.c mishandles dlopen.","status":"published","published":"2022-05-24T17:02:43Z","modified":"2023-01-28T05:07:38Z","updated_at":"2026-11-02T14:44:33.090384Z"}],"nvd":[{"id":"CVE-2019-19520","description":"xlock in OpenBSD 6.6 allows local users to gain the privileges of the auth group by providing a LIBGL_DRIVERS_PATH environment variable, because xenocara/lib/mesa/src/loader/loader.c mishandles dlopen.","status":"published","published":"2019-12-05T00:15:11.307Z","modified":"2026-06-17T02:26:47.91Z","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":"primary"},{"version":"2.0","score":4.6,"vector":"AV:L/AC:L/Au:N/C:P/I:P/A:P","level":"medium","assessor":"primary"}],"cwes":["CWE-863"],"updated_at":"2026-11-02T14:05:38.993437Z"}]}}