CVE-2000-0517: Netscape 4.73 and earlier does not properly warn users about a potentially invalid certificate if the user has previousl

Published n/a Updated 2026-08-21T04:31:03.258Z

Summary

Netscape 4.73 and earlier does not properly warn users about a potentially invalid certificate if the user has previously accepted the certificate for a different web site, which could allow remote attackers to spoof a legitimate web site by compromising that site's DNS information.

Severity

UNKNOWN

Source Attribution

Source: NVD · Updated: 2026-08-21T04:31:03.258Z · Confidence: high

Impact

Based on CVSS vector: n/a — assess confidentiality, integrity, and availability impact via the official vector documentation.

Affected Software

Fix

Upgrade affected software to the fixed version identified above. Apply vendor patches and monitor advisories before exposed systems go unpatched.

References