What’s Vulnerable › Vulnerabilities

CVE-2014-1811

• Severity: medium (CVSS 5.0 v2.0)
• Exploited in the wild: not listed in CISA KEV
• EPSS: 18.2% probability of exploitation in the next 30 days
• Public exploit or detection template: none known
• Published: 2014-06-11 · updated 2026-06-17
• Weakness: CWE-399

Description

The TCP implementation in Microsoft Windows Vista SP2, Windows Server 2008 SP2 and R2 SP1, Windows 7 SP1, Windows 8, Windows 8.1, Windows Server 2012 Gold and R2, and Windows RT Gold and 8.1 allows remote attackers to cause a denial of service (non-paged pool memory consumption and system hang) via malformed data in the Options field of a TCP header, aka "TCP Denial of Service Vulnerability."

Affected products

• Microsoft Windows 7: all versions
• Microsoft Windows 8: all versions
• Microsoft Windows 8.1: all versions
• Microsoft Windows Rt: all versions
• Microsoft Windows RT 8.1: all versions
• Microsoft Windows Server 2008: r2-sp1
• Microsoft Windows Server 2012: r2
• Microsoft Windows Vista: all versions

References

• http://blogs.technet.com/b/srd/archive/2014/06/10/assessing-risk-for-the-june-2014-security-updates.aspx
• http://secunia.com/advisories/58525
• http://www.securityfocus.com/bid/67888
• https://docs.microsoft.com/en-us/security-updates/securitybulletins/2014/ms14-031
• http://blogs.technet.com/b/srd/archive/2014/06/10/assessing-risk-for-the-june-2014-security-updates.aspx
• http://secunia.com/advisories/58525
• http://www.securityfocus.com/bid/67888
• https://docs.microsoft.com/en-us/security-updates/securitybulletins/2014/ms14-031

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