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Home >> Browse Vulnerability Assessment Database >> Gentoo Local Security Checks >> [GLSA-200510-22] SELinux PAM: Local password guessing attack


Vulnerability Assessment Details

[GLSA-200510-22] SELinux PAM: Local password guessing attack

Vulnerability Assessment Summary
SELinux PAM: Local password guessing attack

Detailed Explanation for this Vulnerability Assessment
The remote host is affected by the vulnerability described in GLSA-200510-22
(SELinux PAM: Local password guessing attack)


The SELinux patches for PAM introduce a vulnerability permiting a
password to be checked with the unix_chkpwd utility without delay or
logging. This vulnerability doesn't affect users who do not run
SELinux.

Impact

A local attacker could exploit this vulnerability to brute-force
passwords and escalate rights on an SELinux system.

Workaround

There is no known workaround at this time.

References:
http://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2005-2977


Solution:
All SELinux PAM users should upgrade to the latest version:
# emerge --sync
# emerge --ask --oneshot --verbose ">=sys-libs/pam-0.78-r3"


Network Security Threat Level: Medium


Networks Security ID:

Vulnerability Assessment Copyright: (C) 2005 Michel Arboi

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