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Fencer Intel
medium 5.8

CVE-2014-2583 json

Multiple directory traversal vulnerabilities in pam_timestamp.c in the pam_timestamp module for Linux-PAM (aka pam) 1.1.8 allow local users…

published 2014-04-10 12 y ago modified 2026-06-17 4 mo ago also EUVD-2014-2615

cvss
5.8
version 2.0, NVD
cisa kev
Not listed
not in CISA's catalog
epss
4.1%
EPSS 4.1% chance of exploitation in 30 days, percentile 90%
public exploits
0
none known

Summary

Multiple directory traversal vulnerabilities in pam_timestamp.c in the pam_timestamp module for Linux-PAM (aka pam) 1.1.8 allow local users to create arbitrary files or possibly bypass authentication via a .. (dot dot) in the (1) PAM_RUSER value to the get_ruser function or (2) PAM_TTY value to the check_tty function, which is used by the format_timestamp_name function.

Patch / fix

  • pam Debian 14, Debian 13, Debian 12 1.1.8-3.1

debian advisories DEBIAN-CVE-2014-2583

  • pam Ubuntu 14.04 LTS 1.1.8-1ubuntu2.1

ubuntu advisories UBUNTU-CVE-2014-2583

Ubuntu security data © Canonical Ltd., from https://github.com/canonical/ubuntu-security-notices via OSV; changed: normalised to fixed package versions per release. CC BY-SA 4.0

  • pam openSUSE Tumbleweed 1.3.0-3.4

opensuse advisories openSUSE-SU-2024:10405-1

Vendor advisories

What the vendors themselves say about their products: affected, fixed or not affected, and what to do.

red hat product security vex CVE-2014-2583 updated cvss 6.2

pam: path traversal issue in pam_timestamp's format_timestamp_name()

  • Red Hat Enterprise Linux 5 pam Red Hat Enterprise Linux 6 pam
    affected: no fix planned “Will not fix”
  • Red Hat Enterprise Linux 7 pam
    not affected: vulnerable code not present

Red Hat CSAF VEX © Red Hat, Inc., from https://security.access.redhat.com/data/csaf/v2/vex/; changed: reduced to product statuses and remediations. CC BY 4.0 · csaf

Exploit prediction

4.11% chance of exploitation in the next 30 days, higher than 90% of all scored CVEs (FIRST EPSS, 2026-11-09).

Exploits and checks

  • git.fedorahosted.org https://git.fedorahosted.org/cgit/linux-pam.git/commit/?id=Linux-PAM-1_1_8-32-g9dcead8 referenced PoC, tagged "exploit" by a source, unverified

CVSS scores

assigned by version score vector
NVD 2.0 5.8 AV:N/AC:M/Au:N/C:P/I:P/A:N

Classification

Weakness
  • CWE-22 Improper Limitation of a Pathname to a Restricted Directory

References

Sources

Fencer Intel keeps one entry per vulnerability: the CVE id wins, then GHSA, and records that alias each other are merged, except that two CVEs always keep separate entries. The same data is available as JSON.