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Case File

CVE-2006-0021

HIGH · CVSS 7.8 EPSS 62.88% Public Exploit

Source: NVD + CISA KEV + EPSS (historical backfill) · Published 2006-02-14 · Last synced 2026-08-04

CyberRota Analysis

This is a high severity vulnerability with a CVSS score of 7.8. It affects Microsoft, Windows. Public exploit code or proof-of-concept references have been detected in its references. Its EPSS score suggests a 62.9% probability of exploitation in the next 30 days. It may be remotely exploitable. It may lead to a denial-of-service condition.

Public Exploit Signal

A public exploit, PoC, GitHub repository or Metasploit reference was detected for this CVE.

External Security References

Note: these links are listed for security research and verification purposes only.

CVE
CVE-2006-0021
Severity
HIGH
CVSS
7.8
EPSS
62.88%
Microsoft Windows

Original NVD Description

Microsoft Windows XP SP1 and SP2, and Server 2003 up to SP1, allows remote attackers to cause a denial of service (hang) via an IGMP packet with an invalid IP option, aka the "IGMP v3 DoS Vulnerability."