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Vulnerability Intelligence

CVE-2010-0239

CriticalPublic exploit

The TCP/IP implementation in Microsoft Windows Vista Gold, SP1, and SP2 and Server 2008 Gold and SP2, when IPv6 is enabled, does not properly perform bounds checking on ICMPv6 Router Advertisement packets, which allows remote attackers to execute arbitrary code via crafted…

Published Feb 10, 2010 · Updated Apr 28, 2026

Key Facts

Patch immediately
  • CVE-2010-0239 is a critical-severity vulnerability (CVSS 10.0 v2) affecting Windows Server 2008 (Microsoft), Windows Vista (Microsoft).
  • It is not listed in any known-exploited vulnerabilities catalog. Public exploit code is available.
  • EPSS estimates a 61% probability of exploitation in the next 30 days.
  • No fixed version is listed yet; check the vendor advisory for mitigations.
  • Brandefense priority: patch immediately, because it is very likely to be exploited soon.

CVSS v2

10.0

AV:N/AC:L/Au:N/C:C/I:C/A:C

EPSS (30-day exploit likelihood)

61%

Higher than 99.1% of all scored CVEs

Exploited in the wild

No known

Not in a known-exploited catalog

Public exploit code

Available

Proof-of-concept or weaponized module

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Description

The TCP/IP implementation in Microsoft Windows Vista Gold, SP1, and SP2 and Server 2008 Gold and SP2, when IPv6 is enabled, does not properly perform bounds checking on ICMPv6 Router Advertisement packets, which allows remote attackers to execute arbitrary code via crafted packets, aka "ICMPv6 Router Advertisement Vulnerability."

Affected Products

11 affected entries in total
ProductAffected versionsFixed in
Windows Server 2008MicrosoftSee advisoryn/a
Windows VistaMicrosoftSee advisoryn/a

Timeline

  1. Publicly disclosed

    Feb 10, 2010

  2. Last updated

    Apr 28, 2026

Weakness Type

  • CWE-94 Improper Control of Generation of Code ('Code Injection')

References

FAQ

Common Questions.

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