CVE-1999-1417: Format string vulnerability in AnswerBook2 (AB2) web server dwhttpd 3.1a4 allows remote attackers to cause a denial of s

Published n/a Updated 2026-08-21T04:30:40.917Z

Summary

Format string vulnerability in AnswerBook2 (AB2) web server dwhttpd 3.1a4 allows remote attackers to cause a denial of service and possibly execute arbitrary commands via encoded % characters in an HTTP request, which is improperly logged.

Severity

UNKNOWN

Source Attribution

Source: NVD · Updated: 2026-08-21T04:30:40.917Z · 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