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TITLE:
DAR Blowfish IV Collision Weakness

SECUNIA ADVISORY ID:
SA25953

VERIFY ADVISORY:
http://secunia.com/advisories/25953/

CRITICAL:
Not critical

IMPACT:
Exposure of sensitive information

WHERE:
Local system

SOFTWARE:
DAR 2.x
http://secunia.com/product/14796/

DESCRIPTION:
Daniel C. Litzenberger has reported a weakness in DAR, which can
potentially be exploited by malicious people to disclose certain
information.

The weakness is caused due to an error in the blowfish
implementation, which leads to frequent IV collisions. This can
potentially be exploited to disclose information about the encrypted
data via watermarking attacks.

SOLUTION:
Update to version 2.3.4.

PROVIDED AND/OR DISCOVERED BY:
Daniel C. Litzenberger

ORIGINAL ADVISORY:
https://sourceforge.net/project/showfiles.php?group_id=65612

http://bugs.debian.org/cgi-bin/bugreport.cgi?bug=425335

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