CVE-2014-2583
What it is
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.
At a glance
- Exploitability
- Can be exploited over the network without logging in. Limited direct impact.
- Exploit odds
- 4.1% chance of exploitation in the next 30 days (EPSS).
- Fix
- A patch, advisory or fixed version is referenced. Upgrade or apply it.
Timeline
- PublishedDisclosed publicly on CVE.org and NVD
- Last updatedMost recent change to the record
Why it ranks here
- Exploited in the wild: no, CISA does not list it.
- Exploit odds: 4.1% in the next 30 days (EPSS).
- Severity: 5.8 MEDIUM (CVSS).
- Fix: a patch or advisory is linked.
Details
- Published
- Last modified
- Exploit probability
- 4.1% · EPSS, next 30 days
- Weakness
- CWE-22 · Path traversal
- Record status
- Modified
Affected
- linux-pam 1.1.8
Attack profile CVSS 2.0 · 5.8
- Attack vector
- Network
- Complexity
- Medium
- Authentication
- None
- Confidentiality
- Partial
- Integrity
- Partial
- Availability
- None
Raw vector
AV:N/AC:M/Au:N/C:P/I:P/A:N
Is it in your code?
Hand this to your coding agent. It searches your project for the affected products and checks versions. Nothing leaves your machine.
Read https://cve-list.com/agent/cve/CVE-2014-2583.md and follow it. Check whether this project is affected by CVE-2014-2583. Read only. Don't change anything and don't upload my code. Tell me yes, no or not sure, with the file as proof.
Fix and advisories
- http://secunia.com/advisories/57317
- https://git.fedorahosted.org/cgit/linux-pam.git/commit/?id=Linux-PAM-1_1_8-32-g9dcead8
- http://secunia.com/advisories/57317
- https://git.fedorahosted.org/cgit/linux-pam.git/commit/?id=Linux-PAM-1_1_8-32-g9dcead8
References
- http://secunia.com/advisories/57317
- 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://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
- https://git.fedorahosted.org/cgit/linux-pam.git/commit/?id=Linux-PAM-1_1_8-32-g9dcead8
- https://security.gentoo.org/glsa/201605-05
- http://secunia.com/advisories/57317
- 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://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
- https://git.fedorahosted.org/cgit/linux-pam.git/commit/?id=Linux-PAM-1_1_8-32-g9dcead8
- https://security.gentoo.org/glsa/201605-05