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Insecure Library Loading
Highly critical

Explzh LHA Processing Buffer Overflow Vulnerability

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Release Date:  2010-06-22    Last Update:  2010-06-29    Views:  2,868

Secunia Advisory SA40324

Where:

From remote

Impact:

System access

Solution Status:

Vendor Patch

Software:

CVE Reference(s):

Description


A vulnerability has been reported in Explzh, which can be exploited by malicious people to compromise a user's system.

The vulnerability is caused due to a boundary error when processing the header of certain LHA archives. This can be exploited to cause a buffer overflow by e.g. tricking a user into opening a specially crafted LHA archive.

The vulnerability is reported in version 5.62. Prior versions may also be affected.


Solution:
Update to version 5.63.

Further details available to Secunia VIM customers

Provided and/or discovered by:
JVN credits Kenju Takano.

Original Advisory:
Explzh:
http://www.ponsoftware.com/archiver/bug.htm#lzh_bufover

JVN:
http://jvn.jp/en/jp/JVN34729123/index.html
http://jvndb.jvn.jp/en/contents/2010/JVNDB-2010-000026.html

Deep Links:
Links available to Secunia VIM customers

Do you have additional information related to this advisory?

Please provide information about patches, mitigating factors, new versions, exploits, faulty patches, links, and other relevant data by posting comments to this Advisory. You can also send this information to vuln@secunia.com

Subject: Explzh LHA Processing Buffer Overflow Vulnerability

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