MEDIUM · 6.8

CVE-2009-2510

The CryptoAPI component in Microsoft Windows 2000 SP4, Windows XP SP2 and SP3, Windows Server 2003 SP2, Windows Vista Gold, SP1, and SP2, Windows Server 2008 Gold, SP2, and R2, and Windows 7, as used ...

Vulnerability Description

The CryptoAPI component in Microsoft Windows 2000 SP4, Windows XP SP2 and SP3, Windows Server 2003 SP2, Windows Vista Gold, SP1, and SP2, Windows Server 2008 Gold, SP2, and R2, and Windows 7, as used by Internet Explorer and other applications, does not properly handle a '\0' character in a domain name in the subject's Common Name (CN) field of an X.509 certificate, which allows man-in-the-middle attackers to spoof arbitrary SSL servers via a crafted certificate issued by a legitimate Certification Authority, aka "Null Truncation in X.509 Common Name Vulnerability," a related issue to CVE-2009-2408.

CVSS Score

6.8

MEDIUM

AV:N/AC:M/Au:N/C:P/I:P/A:P
Confidentiality
PARTIAL
Integrity
PARTIAL
Availability
PARTIAL

Affected Products

VendorProductVersions
MicrosoftWindows 2000All versions
MicrosoftWindows 2003 ServerAll versions
MicrosoftWindows 7-
MicrosoftWindows Server 2008All versions
MicrosoftWindows VistaAll versions
MicrosoftWindows XpAll versions

Related Weaknesses (CWE)

References

FAQ

What is CVE-2009-2510?

CVE-2009-2510 is a vulnerability with a CVSS score of 6.8 (MEDIUM). The CryptoAPI component in Microsoft Windows 2000 SP4, Windows XP SP2 and SP3, Windows Server 2003 SP2, Windows Vista Gold, SP1, and SP2, Windows Server 2008 Gold, SP2, and R2, and Windows 7, as used ...

How severe is CVE-2009-2510?

CVE-2009-2510 has been rated MEDIUM with a CVSS base score of 6.8/10. Review the CVSS metrics above for detailed severity breakdown.

Is there a patch for CVE-2009-2510?

Check the references section above for vendor advisories and patch information. Affected products include: Microsoft Windows 2000, Microsoft Windows 2003 Server, Microsoft Windows 7, Microsoft Windows Server 2008, Microsoft Windows Vista.