{"id":"CVE-2018-1000857","aliases":["EUVD-2018-2042","GHSA-prfx-7p6p-8g3m"],"status":"published","title":"log-user-session version 0.7 and earlier contains a Directory Traversal vulnerability in Main...","description":"log-user-session version 0.7 and earlier contains a Directory Traversal vulnerability in Main SUID-binary /usr/local/bin/log-user-session that can result in User to root privilege escalation. This attack appear to be exploitable via Malicious unprivileged user executes the vulnerable binary/(remote) environment variable manipulation similar shell-shock also possible.","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","assessor":"primary","from":"nvd"},"epss":{"day":"2026-11-11","score":0.03253,"percentile":0.88505,"model":"v2026.06.15"},"facts":{"in_kev":false,"known_exploited":false,"public_exploit":false,"fix_available":false},"cwes":["CWE-22"],"published":"2018-12-20T16:00:00Z","modified":"2026-10-24T10:30:43Z","products":[{"vendor":"open-systems","product":"log-user-session"}],"references":[{"url":"https://www.halfdog.net/Security/2018/LogUserSessionLocalRootPrivilegeEscalation/","tags":["x_refsource_MISC","x_transferred","Exploit","Third Party Advisory","evidence"]},{"url":"https://nvd.nist.gov/vuln/detail/CVE-2018-1000857"},{"url":"https://github.com/advisories/GHSA-prfx-7p6p-8g3m"}],"sources":{"cve":[{"id":"CVE-2018-1000857","description":"log-user-session version 0.7 and earlier contains a Directory Traversal vulnerability in Main SUID-binary /usr/local/bin/log-user-session that can result in User to root privilege escalation. This attack appear to be exploitable via Malicious unprivileged user executes the vulnerable binary/(remote) environment variable manipulation similar shell-shock also possible.","status":"published","published":"2018-12-20T16:00:00Z","modified":"2024-09-16T17:37:37.648Z","updated_at":"2026-11-02T14:35:10.685174Z"}],"euvd":[{"id":"EUVD-2018-2042","description":"log-user-session version 0.7 and earlier contains a Directory Traversal vulnerability in Main SUID-binary /usr/local/bin/log-user-session that can result in User to root privilege escalation. This attack appear to be exploitable via Malicious unprivileged user executes the vulnerable binary/(remote) environment variable manipulation similar shell-shock also possible.","status":"published","published":"2018-12-20T16:00:00Z","modified":"2024-09-16T17:37:37Z","updated_at":"2026-11-03T00:55:40.580982Z"}],"ghsa":[{"id":"GHSA-prfx-7p6p-8g3m","title":"log-user-session version 0.7 and earlier contains a Directory Traversal vulnerability in Main...","description":"log-user-session version 0.7 and earlier contains a Directory Traversal vulnerability in Main SUID-binary /usr/local/bin/log-user-session that can result in User to root privilege escalation. This attack appear to be exploitable via Malicious unprivileged user executes the vulnerable binary/(remote) environment variable manipulation similar shell-shock also possible.","status":"published","published":"2022-05-13T01:25:41Z","modified":"2023-02-01T05:07:38Z","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-22"],"updated_at":"2026-11-02T14:50:34.561364Z"}],"nvd":[{"id":"CVE-2018-1000857","description":"log-user-session version 0.7 and earlier contains a Directory Traversal vulnerability in Main SUID-binary /usr/local/bin/log-user-session that can result in User to root privilege escalation. This attack appear to be exploitable via Malicious unprivileged user executes the vulnerable binary/(remote) environment variable manipulation similar shell-shock also possible.","status":"published","published":"2018-12-20T17:29:00.41Z","modified":"2026-06-17T01:33:11.373Z","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","assessor":"primary"},{"version":"2.0","score":9,"vector":"AV:N/AC:L/Au:S/C:C/I:C/A:C","level":"high","assessor":"primary"}],"cwes":["CWE-22"],"updated_at":"2026-11-02T14:04:50.99633Z"}],"osv":[{"id":"CVE-2018-1000857","description":"log-user-session version 0.7 and earlier contains a Directory Traversal vulnerability in Main SUID-binary /usr/local/bin/log-user-session that can result in User to root privilege escalation. This attack appear to be exploitable via Malicious unprivileged user executes the vulnerable binary/(remote) environment variable manipulation similar shell-shock also possible.","status":"published","published":"2018-12-20T17:29:00.41Z","modified":"2026-10-24T10:30:43.667882181Z","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"}],"updated_at":"2026-11-02T15:44:07.641418Z"}]}}