Secunia Security Advisory - A vulnerability has been reported in CHM Lib (chmlib), which potentially can be exploited by malicious people to compromise a user's system.
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TITLE:
CHM Lib "extract_chmLib" Directory Traversal Vulnerability
SECUNIA ADVISORY ID:
SA20734
VERIFY ADVISORY:
http://secunia.com/advisories/20734/
CRITICAL:
Less critical
IMPACT:
System access
WHERE:
>From remote
SOFTWARE:
CHM Lib (chmlib) 0.x
http://secunia.com/product/5996/
DESCRIPTION:
A vulnerability has been reported in CHM Lib (chmlib), which
potentially can be exploited by malicious people to compromise a
user's system.
The vulnerability is caused due to an input validation error in the
"extract_chmLib" example program when extracting files. This makes it
possible to have files extracted to arbitrary writable locations
outside the specified directory using the ".." directory traversal
sequence.
The vulnerability has been reported in version 0.37. Prior versions
may also be affected.
SOLUTION:
Update to version 0.38.
http://morte.jedrea.com/~jedwin/projects/chmlib/
PROVIDED AND/OR DISCOVERED BY:
The vendor credits Sven Tantau.
ORIGINAL ADVISORY:
http://morte.jedrea.com/~jedwin/projects/chmlib/
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About:
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