Directory Traversal The advisory has been revoked - it doesn't affect any version of package pam (opens in a new tab)
Threat Intelligence
The probability is the direct output of the EPSS model, and conveys an overall sense of the threat of exploitation in the wild. The percentile measures the EPSS probability relative to all known EPSS scores. Note: This data is updated daily, relying on the latest available EPSS model version. Check out the EPSS documentation for more details.
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Test your applications- Snyk IDSNYK-UBUNTU1510-PAM-631722
- published10 Apr 2014
- disclosed10 Apr 2014
Introduced: 10 Apr 2014
CVE-2014-2583 (opens in a new tab)Amendment
The Ubuntu security team deemed this advisory irrelevant for Ubuntu:15.10.
NVD Description
Note: Versions mentioned in the description apply only to the upstream pam package and not the pam package as distributed by Ubuntu.
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.
References
- http://people.ubuntu.com/~ubuntu-security/cve/CVE-2014-2583
- https://git.fedorahosted.org/cgit/linux-pam.git/commit/?id=Linux-PAM-1_1_8-32-g9dcead8
- https://security-tracker.debian.org/tracker/CVE-2014-2583
- https://security.gentoo.org/glsa/201605-05
- http://www.openwall.com/lists/oss-security/2014/03/24/5
- http://www.openwall.com/lists/oss-security/2014/03/26/10
- http://www.openwall.com/lists/oss-security/2014/03/31/6
- http://secunia.com/advisories/57317
- http://www.securityfocus.com/bid/66493
- http://www.ubuntu.com/usn/USN-2935-1
- http://www.ubuntu.com/usn/USN-2935-2
- http://www.ubuntu.com/usn/USN-2935-3