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TITLE:
Rising Antivirus unacev2.dll Buffer Overflow Vulnerability

SECUNIA ADVISORY ID:
SA20009

VERIFY ADVISORY:
http://secunia.com/advisories/20009/

CRITICAL:
Highly critical

IMPACT:
System access

WHERE:
>From remote

SOFTWARE:
Rising Antivirus Personal Edition 18.x
http://secunia.com/product/7036/

DESCRIPTION:
Secunia Research has discovered a vulnerability in Rising Antivirus,
which can be exploited by malicious people to compromise a user's
system.

The vulnerability is caused due to a boundary error in UNACEV2.DLL
when extracting an ACE archive containing a file with an overly long
filename. This can be exploited to cause a stack-based buffer
overflow when a user scans a specially crafted ACE archive.

The vulnerability is related to:
SA16479

Successful exploitation allows arbitrary code execution when a
malicious ACE archive is scanned.

The vulnerability has been confirmed in Rising Antivirus 2006 version
18.24.10, 18.25.30, 18.25.40, and 18.27.21. Other versions may also be
affected.

SOLUTION:
Update to version 18.29.12 or later via online update.

PROVIDED AND/OR DISCOVERED BY:
Secunia Research.

ORIGINAL ADVISORY:
Secunia Research:
http://secunia.com/secunia_research/2006-36/

OTHER REFERENCES:
SA16479:
http://secunia.com/advisories/16479/

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About:
This Advisory was delivered by Secunia as a free service to help
everybody keeping their systems up to date against the latest
vulnerabilities.

Subscribe:
http://secunia.com/secunia_security_advisories/

Definitions: (Criticality, Where etc.)
http://secunia.com/about_secunia_advisories/


Please Note:
Secunia recommends that you verify all advisories you receive by
clicking the link.
Secunia NEVER sends attached files with advisories.
Secunia does not advise people to install third party patches, only
use those supplied by the vendor.

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