27667 : Lhaplus LZH Archive Extended Header Processing Overflow
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Views This Week Views All Time Added to OSVDB Last Modified Modified (since 2008) Percent Complete
2 1457 over 7 years ago about 6 years ago 0 times 90%

Timeline

Disclosure Date
2006-07-31

Description

A local overflow exists in Lhaplus. Lhaplus fails to handle specialy crafted LZH files resulting in a heap overflow. With a specially crafted LZH file containing an "extended header size" in the file header set to 256 or more, an attacker can execute arbitrary commands resulting in a loss of integrity and/or availability.

Classification

Location: Local Access Required
Attack Type: Input Manipulation
Impact: Loss of Integrity, Loss of Availability
Exploit: Exploit Unknown

Solution

Upgrade to version 1.53 or higher, as it has been reported to fix this vulnerability. An upgrade is required as there are no known workarounds.

Products

Schezo
Lhaplus
1.52

References

Credit

  • Tan Chew Keong - chewkeongvuln.sg - Vuln.sg

CVSSv2 Score

CVSSv2 Base Score = 5.1
Source: nvd.nist.gov | Generated: 2006-08-10 | Disagree?

Access_vector_2 Access_complexity_0 Authentication_2 Confidentiality_impact_1 Integrity_impact_1 Availability_impact_1

Comments

No Comments.

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