CVE-2014-2583
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 ..
Does this matter?
Lower severity and a low EPSS score (4.12%). Track it; it rarely justifies an emergency change on its own.
Description
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.
- CVSS 2.0
- 5.8 MEDIUMAV:N/AC:M/Au:N/C:P/I:P/A:N
- EPSS
- 4.12% probability · 90th percentile
- CISA KEV
- Not listed
- Weakness
- CWE-22
- Affected
- linux-pam/linux-pam
- Source
- cve@mitre.org
References
- http://secunia.com/advisories/57317Vendor Advisory
- 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-g9dcead8Exploit, Patch
- https://security.gentoo.org/glsa/201605-05
- http://secunia.com/advisories/57317Vendor Advisory
- 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-g9dcead8Exploit, Patch
- https://security.gentoo.org/glsa/201605-05
Source: NVD record, EPSS from FIRST.org, KEV from CISA. Refreshed daily.