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Cisco Security Advisory: Cisco Web Security Appliance Command Injection and Privilege Escalation Vulnerability

Advisory ID: cisco-sa-20170719-wsa1

Revision: 1.0

For Public Release: 2017 July 19 16:00 GMT

Last Updated: 2017 July 19 16:00 GMT

CVE ID(s): CVE-2017-6746

CVSS Score v(3): 7.2 CVSS:3.0/AV:N/AC:L/PR:H/UI:N/S:U/C:H/I:H/A:H

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Summary
=======
A vulnerability in the web interface of the Cisco Web Security Appliance (WSA) could allow an authenticated, remote attacker to perform command injection and elevate privileges to root. The attacker must authenticate with valid administrator credentials.

The vulnerability is due to insufficient validation of user-supplied input on the web interface. An attacker could exploit this vulnerability by authenticating to the affected device and performing command injection over the web interface. An exploit could allow the attacker to elevate privileges from administrator to root.

Cisco has released software updates that address this vulnerability. There are no workarounds that address this vulnerability.

This advisory is available at the following link:
https://tools.cisco.com/security/center/content/CiscoSecurityAdvisory/cisco-sa-20170719-wsa1 [“https://tools.cisco.com/security/center/content/CiscoSecurityAdvisory/cisco-sa-20170719-wsa1”]

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