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CVE-2009-2510

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 us…

Published Oct 14, 2009microsoftCWE-310EPSS 5.32%

Overview

CVE-2009-2510 is a medium-severity vulnerability affecting microsoft windows_2000. It was published on October 14, 2009 and has a CVSS 2.0 base score of 6.8 (MEDIUM).

This vulnerability has a CVSS 2.0 base score of 6.8, rated MEDIUM. It can be exploited remotely over the network. No authentication or special privileges are required for exploitation.

Technical 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.

Remediation

Check the references section for vendor advisories and patches from microsoft. Update windows_2000 to the latest patched version. If immediate patching is not possible, review the CVSS vector to understand the attack surface and apply compensating controls such as network segmentation or access restrictions.

Affected products

VendorProductVersionsStatus

References

Refwww.networkworld.com/news/2009/073009-more-holes-found-in-webs.htmlRefwww.networkworld.com/news/2009/091709-microsoft-ie-security-hole.htmlRefwww.securityfocus.com/bid/36475Refwww.us-cert.gov/cas/techalerts/TA09-286A.htmlRefwww.wired.com/threatlevel/2009/07/kaminsky/Refdocs.microsoft.com/en-us/security-updates/securitybulletins/2009/ms09-056Refoval.cisecurity.org/repository/search/definition/oval%3Aorg.mitre.oval%3Adef%3A5842Refwww.networkworld.com/news/2009/073009-more-holes-found-in-webs.htmlRefwww.networkworld.com/news/2009/091709-microsoft-ie-security-hole.htmlRefwww.securityfocus.com/bid/36475

How CyberStrike helps

Frequently asked questions

What is CVE-2009-2510?

CVE-2009-2510 is a medium-severity vulnerability affecting microsoft windows_2000. It was published on October 14, 2009 and has a CVSS 2.0 base score of 6.8 (MEDIUM).

How severe is CVE-2009-2510?

This vulnerability has a CVSS 2.0 base score of 6.8, rated MEDIUM. It can be exploited remotely over the network. No authentication or special privileges are required for exploitation.

How do I fix or remediate CVE-2009-2510?

Check the references section for vendor advisories and patches from microsoft. Update windows_2000 to the latest patched version. If immediate patching is not possible, review the CVSS vector to understand the attack surface and apply compensating controls such as network segmentation or access restrictions.

How can CyberStrike help with CVE-2009-2510?

CyberStrike is an open-source, AI-augmented pentesting engine. Rather than flag a version number, it tests whether an issue like CVE-2009-2510 is actually reachable in your own applications and APIs, then verifies each finding before reporting it. That tells you if the weakness is a real, exploitable risk in your environment or a false positive you can safely deprioritize.

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