Microsoft Windows TCP/IP Source Specific Multicasting (SSM) MLDv2 buffer overflow

win-ssm-mld-bo (39453) The risk level is classified as HighHigh Risk

Description:

The Microsoft Windows TCP/IP implementation is vulnerable to multiple buffer overflows in the Source Specific Multicasting (SSM) timers caused by improper handling of MLDv2 packets. By sending a series of malformed MLDv2 packets to a vulnerable host, a remote attacker could overflow a buffer and execute arbitrary code on the system.

Platforms Affected:

  • Microsoft, Windows Vista x64
  • Microsoft, Windows Vista

Remedy:

Apply the appropriate patch for your system, as listed in the latest Microsoft Security Bulletin. See References.

— OR —

Use Microsoft Automatic Update if it is supported by your operating system. The original bulletin issued by Microsoft has been superceded.

Consequences:

Gain Access

References:

Reported:

Jan 08, 2008

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