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Last updated: 7/28/2014 10:41:46 AM

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National Cyber Awareness System

Vulnerability Summary for CVE-2010-4706

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

Overview

The pam_sm_close_session function in pam_xauth.c in the pam_xauth module in Linux-PAM (aka pam) 1.1.2 and earlier does not properly handle a failure to determine a certain target uid, which might allow local users to delete unintended files by executing a program that relies on the pam_xauth PAM check.

Impact

CVSS Severity (version 2.0):
CVSS v2 Base Score: 4.9 (MEDIUM) (AV:L/AC:L/Au:N/C:N/I:N/A:C) (legend)
Impact Subscore: 6.9
Exploitability Subscore: 3.9
CVSS Version 2 Metrics:
Access Vector: Locally exploitable
Access Complexity: Low
Authentication: Not required to exploit
Impact Type: Allows disruption of service

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External Source: GENTOO
Name: GLSA-201206-31
External Source: SECUNIA
Name: 49711
External Source: XF
Name: linuxpam-pamsmclosesession-weak-security(65035)
External Source: BID
Name: 46045
External Source: MLIST
Name: [oss-security] 20101004 Re: Minor security flaw with pam_xauth
Type: Patch Information
External Source: CONFIRM
Name: http://git.altlinux.org/people/ldv/packages/?p=pam.git;a=commit;h=Linux-PAM-1_1_2-3-g05dafc06cd3dfeb7c4b24942e4e1ae33ff75a123
Type: Patch Information

Technical Details

Vulnerability Type (View All)