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Cisco Web Security Appliance Security Bypass Vulnerability

cisco-sa-20160119-wsa · Medium · Published · Updated

A vulnerability in the proxy engine of the Cisco Web Security Appliance (WSA) could allow an unauthenticated, remote attacker to bypass security restrictions.   The vulnerability is due to improper handling of malformed HTTP methods. An attacker could exploit this vulnerability by crafting an improper HTTP method. A successful exploit could allow the attacker to circumvent WSA functionality that prevents proxied network traffic. Cisco released software updates that address this vulnerability. There are no workarounds that mitigate this vulnerability. This advisory is available at the following link: https://sec.cloudapps.cisco.com/security/center/content/CiscoSecurityAdvisory/cisco-sa-20160119-wsa

Cisco advisory ·CSAF JSON

Workarounds

There are no workarounds that mitigate this vulnerability.

CVEsCVE-2016-1296
Cisco Bug IDsCSCuw32090, CSCux00848
CVSS ScoreBase 5.0
Base 5.0 AV:N/AC:L/Au:N/C:N/I:P/A:N/E:F/RL:OF/RC:C
Product Names From Source
Cisco Web Security Appliance (WSA), Cisco Secure Web Appliance

Related Products

Product CVE Evidence
Cisco Web Security Appliance (WSA) CVE-2016-1296 Cisco OpenVuln
Cisco Secure Web Appliance CVE-2016-1296 Cisco OpenVuln