20471 : libungif/giflib Crafted .gif File Arbitrary Code Execution
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Views This Week Views All Time Added to OSVDB Last Modified Modified (since 2008) Percent Complete
6 471 over 6 years ago over 3 years ago 0 times 90%

Timeline

Disclosure Date
2005-11-04

Keywords

RHSA-2005:828-17, GLSA 200511-03, SUSE-SR:2005:025

Description

A remote overflow exists in libungif. The library fails to properly validate colormaps in GIF files, resulting in out-of-bounds writes and memory corruption. When a program using libungif opens a specially crafted GIF file, an attacker may be able to cause arbitrary code execution, resulting in a loss of integrity.

Classification

Location: Remote / Network Access
Attack Type: Input Manipulation
Impact: Loss of Integrity
Exploit: Exploit Unknown
Disclosure: OSVDB Verified, Vendor Verified

Solution

Upgrade to version 4.1.4 or higher, as it has been reported to fix this vulnerability. An upgrade is required as there are no known workarounds.

Products

libungif
Watch-list
libungif
Watch-list
4.1.3
giflib
Watch-list
giflib
Watch-list
4.1.3

References

Tools & Filters

20145 20153 20441 20632 22756

Credit

  • Chris Evans - chrisscary.beasts.org -

CVSSv2 Score

CVSSv2 Base Score = 7.5
Source: nvd.nist.gov | Generated: 2005-11-03 | Disagree?

Access_vector_2 Access_complexity_2 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

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