National Cyber Awareness System

Vulnerability Summary for CVE-2006-2660

Overview

Buffer consumption vulnerability in the tempnam function in PHP 5.1.4 and 4.x before 4.4.3 allows local users to bypass restrictions and create PHP files with fixed names in other directories via a pathname argument longer than MAXPATHLEN, which prevents a unique string from being appended to the filename.

Impact

CVSS Severity (version 2.0 upgrade from v1.0):

CVSS Version 2 Metrics:

Vendor Statements (disclaimer)

Official Statement from Red Hat (08/30/2006)

This is not an issue that affects users of Red Hat Enterprise Linux. http://bugzilla.redhat.com/bugzilla/show_bug.cgi?id=196255

References to Advisories, Solutions, and Tools

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External Source: CONFIRM

Name: http://cvs.php.net/viewcvs.cgi/php-src/NEWS?view=markup&rev=1.1247.2.920.2.134

Hyperlink:http://cvs.php.net/viewcvs.cgi/php-src/NEWS?view=markup&rev=1.1247.2.920.2.134

External Source: XF

Name: php-tempnam-bypass(27049)

Hyperlink:http://xforce.iss.net/xforce/xfdb/27049

External Source: UBUNTU

Name: USN-320-1

Hyperlink:http://www.ubuntu.com/usn/usn-320-1

External Source: BUGTRAQ

Name: 20060611 tempnam() Bypass unique file name PHP 5.1.4

Hyperlink:http://www.securityfocus.com/archive/1/archive/1/436785/100/0/threaded

External Source: MANDRIVA

Name: MDKSA-2006:122

Hyperlink:http://www.mandriva.com/security/advisories?name=MDKSA-2006:122

External Source: SECTRACK

Name: 1016271

Hyperlink:http://securitytracker.com/id?1016271

External Source: SREASON

Name: 1069

Hyperlink:http://securityreason.com/securityalert/1069

External Source: SECUNIA

Name: 21125

Hyperlink:http://secunia.com/advisories/21125

External Source: FULLDISC

Name: 20060611 tempnam() Bypass unique file name PHP 5.1.4

Hyperlink:http://archives.neohapsis.com/archives/fulldisclosure/2006-06/0209.html