CVE-2002-0862

Microsoft Windows 2000 - Improper Certificate Validation

Title source: rule

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.

Exploits (1)

exploitdb WRITEUP
remotewindows
https://www.exploit-db.com/exploits/21692

Scores

EPSS 0.1734
EPSS Percentile 95.1%

Details

CWE
CWE-295
Status published
Products (9)
microsoft/internet_explorer
microsoft/office
microsoft/outlook_express
microsoft/windows_2000
microsoft/windows_98
microsoft/windows_98se
microsoft/windows_me
microsoft/windows_nt 4.0 (2 CPE variants)
microsoft/windows_xp
Published Oct 04, 2002
Tracked Since Feb 18, 2026