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Home >> Browse Vulnerability Assessment Database >> Gentoo Local Security Checks >> [GLSA-200608-28] PHP: Arbitary code execution

Vulnerability Assessment Details

[GLSA-200608-28] PHP: Arbitary code execution

Vulnerability Assessment Summary
PHP: Arbitary code execution

Detailed Explanation for this Vulnerability Assessment
The remote host is affected by the vulnerability described in GLSA-200608-28
(PHP: Arbitary code execution)

The sscanf() PHP function contains an array boundary error that can be
exploited to dereference a null pointer. This can possibly permit the
bypass of the safe mode protection by executing arbitrary code.

Impact

A remote attacker might be able to exploit this vulnerability in PHP
applications making use of the sscanf() function, potentially resulting
in the execution of arbitrary code or the execution of scripted
contents in the context of the affected site.

Workaround

There is no known workaround at this time.

References:
http://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2006-4020

Solution:
All PHP 4.x users should upgrade to the latest version:
# emerge --sync
# emerge --ask --oneshot --verbose ">=dev-lang/php-4.4.3-r1"
All PHP 5.x users should upgrade to the latest version:
# emerge --sync
# emerge --ask --oneshot --verbose ">=dev-lang/php-5.1.4-r6"

Network Security Threat Level: Medium

Networks Security ID:

Vulnerability Assessment Copyright: (C) 2006 Michel Arboi

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