BigAnt Messenger AntSever Module (AntServer.exe) buffer overflow

bigantmessenger-antserver-bo (41830) The risk level is classified as HighHigh Risk

Description:

BigAnt Messenger is vulnerable to a stack-based buffer overflow, caused by improper bounds checking by the AntServer Module (AntServer.exe). By sending an overly long HTTP GET request to TCP port 6080, a remote attacker could overflow a buffer and execute arbitrary code on the system with elevated privileges or cause the application to crash.

*CVSS:

Base Score: 10
  Access Vector: Network
  Access Complexity: Low
  Authentication: None
  Confidentiality Impact: Complete
  Integrity Impact: Complete
  Availability Impact: Complete
 
Temporal Score: 9
  Exploitability: Functional
  Remediation Level: Unavailable
  Report Confidence: Uncorroborated

Consequences:

Gain Access

Remedy:

Upgrade to the latest version of BigAnt Messenger (version 2.35 or later), available from the BigAnt Web site. See References.

References:

  • BigAnt Web site: Download BigAnt, Enpterprise Instant Messaging Server & Client.
  • BID-28795: BigAnt IM Server HTTP GET Request Remote Buffer Overflow Vulnerability
  • CVE-2008-1914: Stack-based buffer overflow in the AntServer module (AntServer.exe) in BigAnt IM Server in BigAnt Messenger 2.2 allows remote attackers to execute arbitrary code via a long URI in a request to TCP port 6080. NOTE: some of these details are obtained from third party information.
  • OSVDB ID: 44454: BigAnt Messenger IM Server AntServer Module (AntServer.exe) URI Handling Remote Overflow
  • SA29831: BigAnt Messenger AntServer Module Directory Traversal and Buffer Overflow
  • VUPEN/ADV-2008-1238: BigAnt Messenger AntServer Remote Buffer Overflow Vulnerability

Platforms Affected:

  • BigAntSoft Messenger 2.2

Reported:

Apr 15, 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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