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CVE-2002-0862

6.8 · MEDIUM

The (1) CertGetCertificateChain, (2) CertVerifyCertificateChainPolicy, and (3) WinVerifyTrust APIs within the CryptoAPI for Microsoft products including Microsoft Windows 98 through XP, Office for…

Published Oct 4, 2002microsoftCWE-295EPSS 15.76%

Overview

CVE-2002-0862 is a medium-severity vulnerability affecting microsoft windows_2000. It was published on October 4, 2002 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 (1) CertGetCertificateChain, (2) CertVerifyCertificateChainPolicy, and (3) WinVerifyTrust APIs within the CryptoAPI for Microsoft products including Microsoft Windows 98 through XP, Office for Mac, Internet Explorer for Mac, and Outlook Express for Mac, do not properly verify the Basic Constraints of intermediate CA-signed X.509 certificates, which allows remote attackers to spoof the certificates of trusted sites via a man-in-the-middle attack for SSL sessions, as originally reported for Internet Explorer and IIS.

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

Refmarc.info/?l=bugtraq&m=102866120821995&w=2Refmarc.info/?l=bugtraq&m=102918200405308&w=2Refmarc.info/?l=bugtraq&m=102976967730450&w=2Refdocs.microsoft.com/en-us/security-updates/securitybulletins/2002/ms02-050Refexchange.xforce.ibmcloud.com/vulnerabilities/9776Refoval.cisecurity.org/repository/search/definition/oval%3Aorg.mitre.oval%3Adef%3A1056Refoval.cisecurity.org/repository/search/definition/oval%3Aorg.mitre.oval%3Adef%3A1332Refoval.cisecurity.org/repository/search/definition/oval%3Aorg.mitre.oval%3Adef%3A2671Refmarc.info/?l=bugtraq&m=102866120821995&w=2Refmarc.info/?l=bugtraq&m=102918200405308&w=2

How CyberStrike helps

Frequently asked questions

What is CVE-2002-0862?

CVE-2002-0862 is a medium-severity vulnerability affecting microsoft windows_2000. It was published on October 4, 2002 and has a CVSS 2.0 base score of 6.8 (MEDIUM).

How severe is CVE-2002-0862?

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-2002-0862?

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-2002-0862?

CyberStrike is an open-source, AI-augmented pentesting engine. Rather than flag a version number, it tests whether an issue like CVE-2002-0862 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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