24486 : PHP tempnam() Function open_basedir Restriction Bypass
Printer | http://osvdb.org/24486 | Email This | Edit Vulnerability

Views This Week	Views All Time	Added to OSVDB	Last Modified	Modified (since 2008)	Percent Complete
1	320	over 5 years ago	12 months ago	4 times	70%

Timeline

Disclosure Date
2006-04-08

Keywords

cXIb8O3

Description

PHP contains a flaw that may allow malicious users to bypass security restrictions. The issue is due to file.c not properly sanitizing user-supplied input. This may allow an attacker to bypass the open_basedir restriction, traverse the file system and access arbitrary files. Additionally, a remote attacker may be able to create files in arbitrary directories via the tempnam() function.

Classification

Disclosure: Vendor Verified

Solution

Upgrade to version 4.4.3, 5.1.3 or higher, as it has been reported to fix this vulnerability. An upgrade is required as there are no known workarounds.

Products

The PHP Group	PHP	4.4.2
		5.1.2

References

Security Tracker: 1015881
Secunia Advisory ID: 19599 19775 19979 21031 21125 21135 21202 21252 21328 21723 22225
CVE ID: 2006-1494 (see also: NVD)
SCIP VulDB ID: 2422
Related OSVDB ID: 24484 24485 24487
Keyword: cXIb8O3
Vendor Specific Advisory URL: ftp://patches.sgi.com/support/free/security/advisories/20060701-01-U.asc http://lists.suse.com/archive/suse-security-announce/2006-May/0002.html
http://support.avaya.com/elmodocs2/security/ASA-2006-175.htm
Mail List Post: http://archives.neohapsis.com/archives/bugtraq/2007-12/0289.html
http://archives.neohapsis.com/archives/fulldisclosure/2006-04/0171.html
Other Advisory URL: http://securityreason.com/achievement_securityalert/36
http://www.ubuntu.com/usn/usn-320-1
http://wwwnew.mandriva.com/security/advisories?name=MDKSA-2006:074
https://issues.rpath.com/browse/RPL-683
Vendor Specific News/Changelog Entry: http://us.php.net/releases/5_1_3.php
http://www.php.net/release_4_4_3.php
Vendor URL: http://www.php.net/
RedHat RHSA: RHSA-2006:0549 RHSA-2006:0567 RHSA-2006:0568

Tools & Filters

	21281 22044 22110 24581 27897
	3509

Credit

Maksymilian Arciemowicz - maxjestsuper.pl - securityreason.com

CVSSv2 Score

CVSSv2 Base Score = 2.6
Source: nvd.nist.gov | Generated: 2006-04-10 | Disagree?

Blogs

This product uses the Daylife API but is not endorsed or certified by Daylife.

This section lists the latest news and blogs found via the daylife API (and for older items, the technorati API), which mention or otherwise discuss this vulnerability.

None found at this time

Comments

Add Comment Hide Add Comment

No Comments.

The database information may change without any notice. Use of the information constitutes acceptance for use in an AS IS condition, and there are NO warranties, implied or otherwise, with regard to this information or its use. Any use of this information is at the user's risk. In no event shall the copyright holder or distributor (OSVDB or OSF) be held liable for any damages whatsoever arising out of or in connection with the use or spread of this information.