TITLE:
dtSearch DUNZIP32.dll Buffer Overflow Vulnerability

SECUNIA ADVISORY ID:
SA18194

VERIFY ADVISORY:
https://secunia.com/advisories/18194/

CRITICAL:
Moderately critical

IMPACT:
System access

WHERE:
>From remote

SOFTWARE:
dtSearch Web 7.x
https://secunia.com/product/6697/
dtSearch Web 6.x
https://secunia.com/product/6696/
dtSearch Network 7.x
https://secunia.com/product/6694/
dtSearch Network 6.x
https://secunia.com/product/6695/
dtSearch Desktop 7.x
https://secunia.com/product/6692/
dtSearch Desktop 6.x
https://secunia.com/product/6693/

DESCRIPTION:
Juha-Matti Laurio has reported a vulnerability in dtSearch, which
potentially can be exploited by malicious people to compromise a
user's system.

The vulnerability is caused due to a boundary error in a 3rd-party
compression library (DUNZIP32.dll) when extracting a ZIP file.

Successful exploitation requires that the user is e.g. tricked into
indexing a malicious ZIP file.

The vulnerability is related to:
SA12805

The vulnerability has been reported in versions prior to 7.20.

SOLUTION:
Update to version 7.20 Build 7136.
https://www.dtsearch.com/download.html#upgrades

PROVIDED AND/OR DISCOVERED BY:
Juha-Matti Laurio

ORIGINAL ADVISORY:
https://www.networksecurity.fi/advisories/dtsearch.html

OTHER REFERENCES:
SA12805:
https://secunia.com/advisories/12805/

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