What’s Vulnerable › Vulnerabilities

CVE-2010-0021

• Severity: high (CVSS 7.1 v2.0)
• Exploited in the wild: not listed in CISA KEV
• EPSS: 13.4% probability of exploitation in the next 30 days
• Public exploit or detection template: none known
• Published: 2010-02-10 · updated 2026-06-16
• Weakness: CWE-362

Description

Multiple race conditions in the SMB implementation in the Server service in Microsoft Windows Vista Gold, SP1, and SP2, Windows Server 2008 Gold, SP2, and R2, and Windows 7 allow remote attackers to cause a denial of service (system hang) via a crafted (1) SMBv1 or (2) SMBv2 Negotiate packet, aka "SMB Memory Corruption Vulnerability."

Affected products

• Microsoft Windows 2000: all versions
• Microsoft Windows 2003 Server: all versions
• Microsoft Windows 7: all versions
• Microsoft Windows Server 2008: all versions
• Microsoft Windows Vista: all versions
• Microsoft Windows XP Service Pack 3: all versions

References

• http://www.us-cert.gov/cas/techalerts/TA10-040A.html
• https://docs.microsoft.com/en-us/security-updates/securitybulletins/2010/ms10-012
• https://oval.cisecurity.org/repository/search/definition/oval%3Aorg.mitre.oval%3Adef%3A8524
• http://www.us-cert.gov/cas/techalerts/TA10-040A.html
• https://docs.microsoft.com/en-us/security-updates/securitybulletins/2010/ms10-012
• https://oval.cisecurity.org/repository/search/definition/oval%3Aorg.mitre.oval%3Adef%3A8524

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