Armed Assault VoIP over Network (VON) denial of service

armed-assault-von-dos (51820) The risk level is classified as MediumMedium Risk

Description:

Armed Assault and Armed Assault 2 are vulnerable to a denial of service, caused by the improper handling of VoIP over Network (VON) protocol packets. By sending specially-crafted voice packets containing a negative packet_size value to UDP port 2305, a remote attacker could exploit this vulnerability to cause the application 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: 4.5
  Exploitability: Functional
  Remediation Level: Unavailable
  Report Confidence: Uncorroborated

Consequences:

Denial of Service

Remedy:

No remedy available as of September 1, 2014.

References:

  • Bohemia Interactive Web site: Bohemia Interactive.
  • Luigi Auriemma Advisories, 18 Jul 2009: Negative memcpy in Armed Assault 1.14 and ArmA 2 1.02.
  • CVE-2009-2547: Integer underflow in Armed Assault (aka ArmA) 1.14 and earlier, and 1.16 beta, and Armed Assault II 1.02 and earlier allows remote attackers to cause a denial of service (crash) via a VoIP over Network (VON) packet to port 2305 with a negative packet_size value, which triggers a buffer over-read.
  • OSVDB ID: 56007: Armed Assault (aka ArmA) Voice Packet Handling Remote Underflow DoS
  • SA35900: Armed Assault Multiple Vulnerabilities

Platforms Affected:

  • Bohemia Interactive Armed Assault 1.14
  • Bohemia Interactive Armed Assault 2 1.02

Reported:

Jul 18, 2009

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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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