CVE-2018-1000857

Published: Dec 20, 2018Modified: Nov 21, 2024

8.8

Vector

CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H

Exploitability: 2.8 / Impact: 5.9

Source: NVD

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 (1)

Products: Open Systems: Log User Session

1 product

Log User Session

Configuration A

1 vulnerable

Vulnerable Software	Affected Versions
Open Systems Log User Session	Up to 0.7

Related CWEs

Improper Limitation of a Pathname to a Restricted Directory ('Path Traversal')

The product uses external input to construct a pathname that is intended to identify a file or directory that is located underneath a restricted parent directory, but the product does not properly neutralize special elements within the pathname that can cause the pathname to resolve to a location that is outside of the restricted directory.

References (2)

https://www.halfdog.net/Security/2018/LogUserSessionLocalRootPrivilegeEscalation/

Source: cve@mitre.org

ExploitThird Party Advisory

https://www.halfdog.net/Security/2018/LogUserSessionLocalRootPrivilegeEscalation/

Source: af854a3a-2127-422b-91ae-364da2661108

ExploitThird Party Advisory

Timeline

No history available yet.