Unrated severityNVD Advisory· Published Oct 4, 2002· Updated Jun 16, 2026
CVE-2002-0862
CVE-2002-0862
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.
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LLM-synthesized narrative grounded in this CVE's description and references.
Affected products
11- cpe:2.3:a:microsoft:internet_explorer:-:*:*:*:*:*:*:*
- cpe:2.3:a:microsoft:outlook_express:-:*:*:*:*:*:*:*
- cpe:2.3:o:microsoft:windows_2000:-:*:*:*:*:*:*:*
cpe:2.3:o:microsoft:windows_98:-:*:*:*:*:*:*:*+ 1 more
- cpe:2.3:o:microsoft:windows_98:-:*:*:*:*:*:*:*
- cpe:2.3:o:microsoft:windows_98se:-:*:*:*:*:*:*:*
- cpe:2.3:o:microsoft:windows_me:-:*:*:*:*:*:*:*
cpe:2.3:o:microsoft:windows_nt:4.0:-:*:*:-:*:*:*+ 1 more
- cpe:2.3:o:microsoft:windows_nt:4.0:-:*:*:-:*:*:*
- cpe:2.3:o:microsoft:windows_nt:4.0:-:*:*:terminal_server:*:*:*
- cpe:2.3:o:microsoft:windows_xp:-:*:*:*:*:*:*:*
Patches
Vulnerability mechanics
References
8- docs.microsoft.com/en-us/security-updates/securitybulletins/2002/ms02-050nvdPatchVendor Advisory
- exchange.xforce.ibmcloud.com/vulnerabilities/9776nvdThird Party AdvisoryVDB Entry
- marc.infonvdMailing List
- marc.infonvdMailing List
- marc.infonvdMailing List
- oval.cisecurity.org/repository/search/definition/oval%3Aorg.mitre.oval%3Adef%3A1056nvdBroken Link
- oval.cisecurity.org/repository/search/definition/oval%3Aorg.mitre.oval%3Adef%3A1332nvdBroken Link
- oval.cisecurity.org/repository/search/definition/oval%3Aorg.mitre.oval%3Adef%3A2671nvdBroken Link
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