21160 : unalz Archive Extraction Filename Overflow
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Info

Last Modified

about 1 year ago

Percent Complete

90%

Disclosure

Nov 26, 2005

Discovery

Unknown

Dates

Exploit

Unknown

Solution

Unknown

Keywords

No Keywords

Description

A remote overflow exists in unalz. The application fails to perform proper bounds checking resulting in a buffer overflow. With a specially crafted 'ALZ' archive containing a file with an overly long filename, a remote attacker can cause arbitrary code execution resulting in a loss of integrity.

Classification

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

Solution

Upgrade to version 0.53 or higher, as it has been reported to fix this vulnerability. An upgrade is required as there are no known workarounds.

Products

hardkoder
Watch-list
unalz
Watch-list
0.52

References

Tools & Filters

Nessus

22825

Credit

Unknown or Incomplete

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