PT-2009-4917 · Microsoft · Windows

Dan Kaminsky + 2 · Published 2009-10-14 · Updated 2023-12-07 · CVE-2009-2510

Positive Technologies (AI Summary)

CVSS v2.0

6.8

Medium

Base vector

AV:N/AC:M/Au:N/C:P/I:P/A:P

Name of the Vulnerable Software and Affected Versions Microsoft Windows versions prior to the fixed version

Description A spoofing issue exists in the CryptoAPI component when handling X.509 certificates. This issue allows man-in-the-middle attackers to impersonate arbitrary SSL servers via a crafted certificate. The problem arises from the improper handling of a '0' character in a domain name in the subject's Common Name field of an X.509 certificate.

Recommendations For 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, update to a version that includes the fix for this issue. At the moment, there is no information about a newer version that contains a fix for this vulnerability.

Weakness Enumeration

CWE-310

Related Identifiers

CVE-2009-2510

Affected Products

Windows

References · 10

• https://nvd.nist.gov/vuln/detail/CVE-2009-2510 · Security Note
• http://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2009-2510 · Security Note
• https://docs.microsoft.com/en-us/security-updates/securitybulletins/2009/ms09-056 · Vendor Advisory
• https://docs.microsoft.com/security-updates/securitybulletins/2009/ms09-056 · Note
• http://networkworld.com/news/2009/073009-more-holes-found-in-webs.html · Note
• http://wired.com/threatlevel/2009/07/kaminsky · Note
• http://securityfocus.com/bid/36475 · Note
• https://oval.cisecurity.org/repository/search/definition/oval%3Aorg.mitre.oval%3Adef%3A5842 · Note
• http://us-cert.gov/cas/techalerts/TA09-286A.html · Note
• http://networkworld.com/news/2009/091709-microsoft-ie-security-hole.html · Note