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Secunia Security Advisory 38708

Secunia Security Advisory 38708
Posted Feb 26, 2010
Authored by Secunia | Site secunia.com

Secunia Security Advisory - Two vulnerabilities have been reported in PHP, which can be exploited by malicious users to bypass certain security restrictions.

tags | advisory, php, vulnerability
SHA-256 | b6cd9bf29d55c8ed6e0e758be7d6b36840c11372e39fd34f804bcadaba3f7d69

Secunia Security Advisory 38708

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TITLE:
PHP Two Security Bypass Vulnerabilities

SECUNIA ADVISORY ID:
SA38708

VERIFY ADVISORY:
http://secunia.com/advisories/38708/

DESCRIPTION:
Two vulnerabilities have been reported in PHP, which can be exploited
by malicious users to bypass certain security restrictions.

1) An error in the session extension can be exploited to bypass the
"safe_mode" and "open_basedir" feature.

2) A validation error exists within the "tempnam()" function, which
can be exploited to bypass the "safe_mode" feature.

NOTE: An improvement to LCG entropy has also been reported.

SOLUTION:
Update to version 5.2.13.

PROVIDED AND/OR DISCOVERED BY:
1) Grzegorz Stachowiak
2) Reported by the vendor.

ORIGINAL ADVISORY:
PHP:
http://www.php.net/releases/5_2_13.php

SecurityReason:
http://securityreason.com/securityalert/7008

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About:
This Advisory was delivered by Secunia as a free service to help
private users keeping their systems up to date against the latest
vulnerabilities.

Subscribe:
http://secunia.com/advisories/secunia_security_advisories/

Definitions: (Criticality, Where etc.)
http://secunia.com/advisories/about_secunia_advisories/


Please Note:
Secunia recommends that you verify all advisories you receive by
clicking the link.
Secunia NEVER sends attached files with advisories.
Secunia does not advise people to install third party patches, only
use those supplied by the vendor.

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