Cisco Unified Presence Server Presence Engine (PE) denial of service

cisco-unifiedpresence-presenceengine-dos (42412) The risk level is classified as MediumMedium Risk

Description:

The Cisco Unified Presence Server is vulnerable to a denial of service, caused by an error in the Presence Engine (PE). By conducting a stress test, a remote attacker could crash the device.

*CVSS:

Base Score: 7.8
  Access Vector: Network
  Access Complexity: Low
  Authentication: None
  Confidentiality Impact: None
  Integrity Impact: None
  Availability Impact: Complete
 
Temporal Score: 5.8
  Exploitability: Unproven
  Remediation Level: Official-Fix
  Report Confidence: Confirmed

Consequences:

Denial of Service

Remedy:

Refer to cisco-sa-20080514-cup for patch, upgrade or suggested workaround information. See References.

References:

  • cisco-sa-20080514-cup: Cisco Security Advisory: Cisco Unified Presence Denial of Service Vulnerabilities.
  • BID-29220: Cisco Unified Presence Engine Denial of Service Vulnerability
  • CVE-2008-1740: The Presence Engine (PE) service in Cisco Unified Presence before 6.0(1) allows remote attackers to cause a denial of service (core dump and service interruption) via an unspecified stress test
  • OSVDB ID: 45220: Cisco Unified Presence Engine Service Malformed IP Packet Processing Remote DoS (CSCsh20972)
  • SA30240: Cisco Unified Presence Presence Engine Service Two Denial of Service Vulnerabilities
  • SECTRACK ID: 1020023: Cisco Unified Presence Services Can Be Interrupted By Remote Users

Platforms Affected:

  • Cisco Unified Presence Server 1.0

Reported:

May 14, 2008

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The information within this database may change without notice. Use of this information constitutes acceptance for use in an AS IS condition. There are NO warranties, implied or otherwise, with regard to this information or its use. Any use of this information is at the user's risk. In no event shall IBM be held liable for any damages whatsoever arising out of or in connection with the use or spread of this information.

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