Original release date: May 18, 2016

Cisco has released security updates to address vulnerabilities in its Web Security Appliance software. Exploitation of these vulnerabilities could cause a denial-of-service-condition on an affected system.

Users and administrators are encouraged to review the following Cisco Security Advisories and apply the necessary updates.

• Cisco Web Security Appliance HTTP POST Denial of Service Vulnerability
• Cisco Web Security Appliance Cached Range Request Denial of Service Vulnerability
• Cisco Web Security Appliance HTTP Length Denial of Service Vulnerability
• Cisco Web Security Appliance Connection Denial of Service Vulnerability

This product is provided subject to this Notification and this Privacy & Use policy.