CVE-2014-2137: Cisco Web Security Appliance

Medium severity, CVSS 4.3. EPSS: 0.9% chance of exploitation in the next 30 days.

CRLF injection vulnerability in the web framework in Cisco Web Security Appliance (WSA) 7.7 and earlier allows remote attackers to inject arbitrary HTTP headers and conduct redirection attacks via a crafted URL, aka Bug ID CSCuj61002.

Affected products

• Cisco Web Security Appliance: affected versions not specified
• Cisco Web Security Virtual Appliance: up to and including 7.7; version 7.1.0 only; version 7.1.1 only; version 7.1.2 only; version 7.1.3 only; version 7.1.4 only; …

Published 2014-04-02. Last modified 2026-06-17.