VULNERABILITY INTELLIGENCE

CVE-2018-1000857

CVSS score8.8 HIGH
EPSS probability3.25%
CISA KEVNot currently listed
Published2018-12-20
Last modified2026-06-17
CVSS vectorCVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H

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.

Weakness classification

  • nvd@nist.gov: CWE-22

Primary references