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Microsoft Certificate Validation Flaw Identity Spoofing Vulnerability

oval:org.mitre.oval:def:1056

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.

Family:
windows
Status:
ACCEPTED
Platform(s):
  • Microsoft Windows XP
Class:
vulnerability
Reference(s):
  • CVE-2002-0862
Product(s):
  • Microsoft CryptoAPI