CVE-2006-0042: Apache LIBAPREQ2

Medium severity, CVSS 5.0. EPSS: 6.2% chance of exploitation in the next 30 days.

Unspecified vulnerability in (1) apreq_parse_headers and (2) apreq_parse_urlencoded functions in Apache2::Request (Libapreq2) before 2.07 allows remote attackers to cause a denial of service (CPU consumption) via unknown attack vectors that result in quadratic computational complexity.

Affected products

• Apache LIBAPREQ2: before 2.07 (fixed in 2.07)
• Debian Debian Linux: version 3.0 only; version 3.1 only

Published 2006-02-18. Last modified 2026-06-16.