Symantec AntiVirus Corporate Edition Intel Alert Handler service denial of service

symantec-antivirus-handler-service-dos (64028) The risk level is classified as MediumMedium Risk

Description:

Symantec AntiVirus Corporate Edition is vulnerable to a denial of service, caused by an error in the Intel Alert Handler service when processing the CommandLine field in AMS requests. By sending a specially-crafted request, a remote attacker could exploit this vulnerability to cause the service to crash.

*CVSS:

Base Score: 5
  Access Vector: Network
  Access Complexity: Low
  Authentication: None
  Confidentiality Impact: None
  Integrity Impact: None
  Availability Impact: Partial
 
Temporal Score: 3.7
  Exploitability: Unproven
  Remediation Level: Official-Fix
  Report Confidence: Confirmed

Consequences:

Denial of Service

Remedy:

Upgrade to the latest version of Symantec Endpoint Protection (11.0 or later), available from the Symantec Web site. See References.

References:

  • CORE-2010-0728: Symantec Intel Handler Service Remote DoS.
  • Symantec Web site: Symantec Antivirus Corporate Edition.
  • BID-45368: Symantec Antivirus ''hndlrsvc.exe' Denial of Service Vulnerability
  • BID-45936: Symantec Intel Alert Management System (CVE-2010-0110) Buffer Overflow Vulnerabilities
  • CVE-2010-3268: The GetStringAMSHandler function in prgxhndl.dll in hndlrsvc.exe in the Intel Alert Handler service (aka Symantec Intel Handler service) in Intel Alert Management System (AMS), as used in Symantec Antivirus Corporate Edition 10.1.4.4010 on Windows 2000 SP4 and Symantec Endpoint Protection before 11.x, does not properly validate the CommandLine field of an AMS request, which allows remote attackers to cause a denial of service (application crash) via a crafted request.
  • OSVDB ID: 70002: Symantec Antivirus AMS Intel Alert Handler hndlrsvc.exe prgxhndl.dll GetStringAMSHandler Function Remote DoS
  • SA42593: Symantec Antivirus Alert Management System Denial of Service Vulnerability
  • SA43099: Symantec Products Intel Alert Management System Multiple Vulnerabilities
  • SECTRACK ID: 1024866: Symantec Antivirus Corporate Edition Input Validation Flaw in Intel Handler Service Lets Remote Users Deny Service
  • VUPEN/ADV-2010-3206: Symantec Products Alert Handler Service Remote Denial of Service
  • VUPEN/ADV-2011-0234: Symantec Products Intel Alert Management System Vulnerabilities

Platforms Affected:

  • Symantec AntiVirus 10.1.4.4010 Corporate

Reported:

Dec 13, 2010

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