CVE-1999-1099: Kerberos 4 allows remote attackers to obtain sensitive information via a malformed UDP packet that generates an error st

Published n/a Updated 2026-08-21T04:30:37.253Z

Summary

Kerberos 4 allows remote attackers to obtain sensitive information via a malformed UDP packet that generates an error string that inadvertently includes the realm name and the last user.

Severity

UNKNOWN

Source Attribution

Source: NVD · Updated: 2026-08-21T04:30:37.253Z · 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