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Vulnerability Details : 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 aribitrary 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 funtion, which is used by the format_timestamp_name function.
Publish Date : 2014-04-10 Last Update Date : 2014-04-11
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- CVSS Scores & Vulnerability Types

CVSS Score
5.8
Confidentiality Impact Partial (There is considerable informational disclosure.)
Integrity Impact Partial (Modification of some system files or information is possible, but the attacker does not have control over what can be modified, or the scope of what the attacker can affect is limited.)
Availability Impact None (There is no impact to the availability of the system.)
Access Complexity Medium (The access conditions are somewhat specialized. Some preconditions must be satistified to exploit)
Authentication Not required (Authentication is not required to exploit the vulnerability.)
Gained Access None
Vulnerability Type(s) Directory traversalBypass a restriction or similar
CWE ID 22

- Products Affected By CVE-2014-2583

# Product Type Vendor Product Version Update Edition Language
1 Application Kernel Linux-pam 1.1.8 Version Details Vulnerabilities

- Number Of Affected Versions By Product

Vendor Product Vulnerable Versions
Kernel Linux-pam 1

- References For CVE-2014-2583

http://secunia.com/advisories/57317
SECUNIA 57317
http://www.openwall.com/lists/oss-security/2014/03/24/5
MLIST [oss-security] 20140324 pam_timestamp internals
http://www.openwall.com/lists/oss-security/2014/03/26/10
MLIST [oss-security] 20140326 Re: pam_timestamp internals
http://www.openwall.com/lists/oss-security/2014/03/31/6
MLIST [oss-security] 20140331 Re: pam_timestamp internals
http://www.securityfocus.com/bid/66493
BID 66493 Linux-PAM 'format_timestamp_name()' Function Directory Traversal Vulnerability Release Date:2014-04-08
https://git.fedorahosted.org/cgit/linux-pam.git/commit/?id=Linux-PAM-1_1_8-32-g9dcead8 CONFIRM

- Metasploit Modules Related To CVE-2014-2583

There are not any metasploit modules related to this vulnerability (Please visit www.metasploit.com for more information)


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