23371 : GNU tar PAX Extended Headers Handling Overflow
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Views This Week	Views All Time	Added to OSVDB	Last Modified	Modified (since 2008)	Percent Complete
6	1560	over 7 years ago	almost 5 years ago	0 times	90%

Timeline

Disclosure Date
2006-02-22

Description

A remote overflow exists in GNU Tar. GNU Tar fails to properly handle PAX extended headers resulting in a buffer overflow. With a specially crafted .tar archive, an attacker can cause arbitrary command execution when the victim lists the tar contents or extracts the archive.

Classification

Location: Local Access Required, Remote / Network Access
Attack Type: Input Manipulation
Impact: Loss of Integrity

Solution

Upgrade to version 1.15.90 (alpha) or higher, as it has been reported to fix this vulnerability. An upgrade is required as there are no known workarounds.

Products

GNU

Tar

1.15.1

References

Security Tracker: 1015705
Secunia Advisory ID: 18973 18976 18988 18999 19016 19093 19130 19152 19236 20042 24966 31700 31766
CVE ID: 2006-0300 (see also: NVD)
SCIP VulDB ID: 2060
Vendor Specific Advisory URL: http://docs.info.apple.com/article.html?artnum=305214
http://docs.info.apple.com/article.html?artnum=305391
http://docs.info.apple.com/article.html?artnum=305445
http://sunsolve.sun.com/search/document.do?assetkey=1-66-241646-1
http://support.avaya.com/elmodocs2/security/ASA-2006-095.htm
http://www.debian.org/security/2006/dsa-987
http://www.gentoo.org/security/en/glsa/glsa-200603-06.xml
http://www.novell.com/linux/security/advisories/2006_05_sr.html
http://www.trustix.org/errata/2006/0010/
http://www.ubuntu.com/usn/usn-257-1
http://wwwnew.mandriva.com/security/advisories?name=MDKSA-2006:046
Mail List Post: http://lists.gnu.org/archive/html/bug-tar/2005-06/msg00029.html
http://lists.gnu.org/archive/html/bug-tar/2006-02/msg00051.html
RedHat RHSA: RHSA-2006:0232

Tools & Filters

Snort	16053
	20964 21005 21065 21437 22853 24811
	3947

Credit

Jim Meyering - jimmeyering.net -

CVSSv2 Score

CVSSv2 Base Score = 5.1
Source: nvd.nist.gov | Generated: 2006-02-24 | Disagree?

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