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
2 352 over 4 years ago about 1 year 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
Disclosure: OSVDB Verified

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
Watch-list
Tar
Watch-list
1.15.1

References

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?

Access_vector_2 Access_complexity_0 Authentication_2 Confidentiality_impact_1 Integrity_impact_1 Availability_impact_1

Blogs

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

No Comments.

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