CVE-2007-0187: F5 Firepass

High severity, CVSS 7.5. EPSS: 3.8% chance of exploitation in the next 30 days.

F5 FirePass 5.4 through 5.5.2 and 6.0 allows remote attackers to access restricted URLs via (1) a trailing null byte, (2) multiple leading slashes, (3) Unicode encoding, (4) URL-encoded directory traversal or same-directory characters, or (5) upper case letters in the domain name.

Affected products

• F5 Firepass: version 5.4 only; version 5.4.1 only; version 5.4.2 only; version 5.4.3 only; version 5.4.4 only; version 5.4.5 only; …

Published 2007-01-12. Last modified 2026-06-16.