CVEvulnerability
CVE-2018-1000857
8.8 HIGH
Official page ↗
- Status
- Modified
- Published
- 2018-12-20
- Last modified
- 2026-06-17
- Assigner
- [email protected]
- CVSS 3.1 ([email protected])
- 8.8 HIGH — CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H
- CVSS 2.0 ([email protected])
- 9.0 HIGH — AV:N/AC:L/Au:S/C:C/I:C/A:C
- Weaknesses
- CWE-22
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.
Affected configurations
• open-systems log-user-session (<= 0.7)
Related
Weakness · CWE (1)
- CWE-22 Improper Limitation of a Pathname to a Restricted Directory weakness
References
- https://www.halfdog.net/Security/2018/LogUserSessionLocalRootPrivilegeEscalation/ Exploit, Third Party Advisory
- https://www.halfdog.net/Security/2018/LogUserSessionLocalRootPrivilegeEscalation/ Exploit, Third Party Advisory