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Last updated: 7/30/2014 7:18:00 AM

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National Cyber Awareness System

Vulnerability Summary for CVE-2010-3316

Original release date: 01/24/2011
Last revised: 07/23/2012
Source: US-CERT/NIST

Overview

The run_coprocess function in pam_xauth.c in the pam_xauth module in Linux-PAM (aka pam) before 1.1.2 does not check the return values of the setuid, setgid, and setgroups system calls, which might allow local users to read arbitrary files by executing a program that relies on the pam_xauth PAM check.

Impact

CVSS Severity (version 2.0):
CVSS v2 Base Score: 3.3 (LOW) (AV:L/AC:M/Au:N/C:P/I:P/A:N) (legend)
Impact Subscore: 4.9
Exploitability Subscore: 3.4
CVSS Version 2 Metrics:
Access Vector: Locally exploitable
Access Complexity: Medium
Authentication: Not required to exploit
Impact Type: Allows unauthorized disclosure of information; Allows unauthorized modification

References to Advisories, Solutions, and Tools

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External Source: MLIST
Name: [oss-security] 20100927 Re: Minor security flaw with pam_xauth
Type: Patch Information
External Source: MLIST
Name: [oss-security] 20100921 Re: Minor security flaw with pam_xauth
Type: Patch Information
External Source: VUPEN
Name: ADV-2011-0606
External Source: MANDRIVA
Name: MDVSA-2010:220
External Source: MLIST
Name: [oss-security] 20100928 Re: Minor security flaw with pam_xauth
External Source: CONFIRM
Name: https://bugzilla.redhat.com/show_bug.cgi?id=637898
Type: Patch Information
External Source: MLIST
Name: [security-announce] 20110307 VMSA-2011-0004 VMware ESX/ESXi SLPD denial of service vulnerability and ESX third party updates for Service Console packages bind, pam, and rpm
External Source: SECUNIA
Name: 49711
External Source: MLIST
Name: [oss-security] 20100924 Re: Minor security flaw with pam_xauth
Type: Patch Information
External Source: MLIST
Name: [oss-security] 20101025 Re: Minor security flaw with pam_xauth
Type: Patch Information
External Source: CONFIRM
Name: http://www.vmware.com/security/advisories/VMSA-2011-0004.html
External Source: REDHAT
Name: RHSA-2010:0891
External Source: MLIST
Name: [oss-security] 20100816 Minor security flaw with pam_xauth
External Source: MLIST
Name: [oss-security] 20100921 Re: Minor security flaw with pam_xauth
Type: Patch Information
External Source: MLIST
Name: [oss-security] 20100928 Re: Minor security flaw with pam_xauth
Type: Patch Information
External Source: BUGTRAQ
Name: 20110308 VMSA-2011-0004 VMware ESX/ESXi SLPD denial of service vulnerability and ESX third party updates for Service Console packages bind, pam, and rpm.
External Source: REDHAT
Name: RHSA-2010:0819
External Source: CONFIRM
Name: http://git.altlinux.org/people/ldv/packages/?p=pam.git;a=commit;h=06f882f30092a39a1db867c9744b2ca8d60e4ad6
Type: Patch Information
External Source: MISC
Name: https://sourceforge.net/tracker/?func=detail&aid=3028213&group_id=6663&atid=106663
External Source: GENTOO
Name: GLSA-201206-31
External Source: MLIST
Name: [oss-security] 20100927 Re: Minor security flaw with pam_xauth
Type: Patch Information

Technical Details

Vulnerability Type (View All)