26636 : CHM Lib extract_chmLib Traversal Arbitrary File Overwrite
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Info

Last Modified

7 months ago

Percent Complete

100%

Disclosure

Jun 16, 2006

Discovery

Unknown

Dates

Exploit

Jun 16, 2006

Solution

Unknown

Description

CHM Lib contains a flaw that allows a remote attacker to extract arbitrary files outside of the web path. The issue is due to the 'extract_chmLib' example program not properly sanitizing user input, specifically directory traversal style attacks (../../).

Classification

Location: Remote/Network Access Required
Attack Type: Input Manipulation
Impact: Loss of Integrity
Exploit: Exploit Available
OSVDB: Web Related

Solution

Upgrade to version 0.38 or higher, as it has been reported to fix this vulnerability. An upgrade is required as there are no known workarounds.

Products

CHMlib

CHMlib

0.37

References

Security Tracker: 1016343
Bugtraq ID: 18511
CVE ID: 2006-3178 (see also: NVD)
Secunia Advisory ID: 20734 21406
ISS X-Force ID: 27278
FrSIRT Advisory: ADV-2006-2430
Vendor Specific News/Changelog Entry: http://morte.jedrea.com/~jedwin/projects/chmlib/
Other Advisory URL: http://www.us.debian.org/security/2006/dsa-1144

Tools & Filters

Nessus	22686

Credit

Sven Tantau - svensven-tantau.de - Sven Tantau

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