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Category:   Application (VoIP)  >   Cisco Unified Presence Vendors:   Cisco
Cisco Unified Presence Services Can Be Interrupted By Remote Users
SecurityTracker Alert ID:  1020023
SecurityTracker URL:
CVE Reference:   CVE-2008-1741   (Links to External Site)
Date:  May 14 2008
Impact:   Denial of service via network
Fix Available:  Yes  Vendor Confirmed:  Yes  
Version(s): prior to 6.0(3)
Description:   Some vulnerabilities were reported in Cisco Unified Presence. A remote user can cause denial of service conditions.

A remote user can send specially crafted IP packets to cause denial of service conditions [CVE-2008-1158, CVE-2008-1740]. Versions prior to 6.0(1) are affected. Cisco has assigned Cisco Bug IDs CSCsh50164 and CSCsh20972 to these vulnerabilities.

A remote user can conduct a TCP port scan to trigger a flaw in the SIP Proxy service and cause denial of service conditions [CVE-2008-1741]. Versions 6.0(1) and 6.0(2) are affected. Cisco has assigned Cisco Bug ID CSCsj64533 to this vulnerability.

Cisco discovered these vulnerabilities.

Impact:   A remote user can interrupt presence services.
Solution:   The vendor has issued a fixed version (6.0(3)).

The vendor's advisory is available at:

Vendor URL: (Links to External Site)
Cause:   State error
Underlying OS:  

Message History:   None.

 Source Message Contents

Date:  Wed, 14 May 2008 11:38:09 -0400
Subject:  Cisco Security Advisory: Cisco Unified Presence Denial of Service Vulnerabilities


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