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Symantec/Norton Anti Virus Denial of Service Vulnerability
Secunia Advisory: SA9427
Release Date: 2003-08-04
Popularity: 11,492 views

Critical:
Moderately critical
Impact: DoS
Where: From local network
Solution Status: Vendor Patch

Software:Symantec AntiVirus Corporate Edition 8.x
Symantec Norton AntiVirus Corporate Edition 7.x

Secunia CVSS-2 Score: Available in Secunia business solutions

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Advisory Content (Page 1 of 3)[ 1 ] [ 2 ] [ 3 ]

Description:
A vulnerability has been identified in Symantec/Norton Anti Virus, which can be exploited by a malicious person to cause a DoS (Denial of Service) on a vulnerable system.

The vulnerability is caused due to an error in the Quarantine Server (qserver.exe) when handling connections to the TCP listener port. This can be exploited to consume all CPU ressources by connecting to the service and then disconnecting abnormally prior to sending data.

The vulnerability has been reported in the following versions:
Norton AntiVirus Corporate Edition version 7.61
Symantec Anti Virus Corporate Edition version 8.01
Symantec Anti Virus Corporate Edition version 8.1

Change Page:
[ 1 ] [ 2 ] [ 3 ]



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