CVE-2007-3946: Lighttpd

Medium severity, CVSS 6.4. EPSS: 3.4% chance of exploitation in the next 30 days.

mod_auth (http_auth.c) in lighttpd before 1.4.16 allows remote attackers to cause a denial of service (daemon crash) via unspecified vectors involving (1) a memory leak, (2) use of md5-sess without a cnonce, (3) base64 encoded strings, and (4) trailing whitespace in the Auth-Digest header.

Affected products

• Lighttpd Lighttpd: up to and including 1.4.15

Published 2007-07-24. Last modified 2026-06-16.