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Cisco Security Advisory 20160330-fp

Cisco Security Advisory 20160330-fp
Posted Mar 30, 2016
Authored by Cisco Systems | Site cisco.com

Cisco Security Advisory - A vulnerability in the malicious file detection and blocking features of Cisco Firepower System Software could allow an unauthenticated, remote attacker to bypass malware detection mechanisms on an affected system. The vulnerability is due to improper input validation of fields in HTTP headers. An attacker could exploit this vulnerability by sending a crafted HTTP request to an affected system. A successful exploit could allow the attacker to bypass malicious file detection or blocking policies that are configured for the system, which could allow malware to pass through the system undetected. Cisco has released software updates that address this vulnerability. There are no workarounds that address this vulnerability.

tags | advisory, remote, web
systems | cisco
SHA-256 | 7c1df269898accac055dd3aa3405c31b1bbc823d2087744a9891a6ee1a47869d

Cisco Security Advisory 20160330-fp

Change Mirror Download
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Hash: SHA1

Cisco Firepower Malware Block Bypass Vulnerability

Advisory ID: cisco-sa-20160330-fp

Revision 1.0

For Public Release 2016 March 30 16:00 UTC (GMT)

+---------------------------------------------------------------------

Summary
=======

A vulnerability in the malicious file detection and blocking features of Cisco Firepower System Software could allow an unauthenticated, remote attacker to bypass malware detection mechanisms on an affected system.

The vulnerability is due to improper input validation of fields in HTTP headers. An attacker could exploit this vulnerability by sending a crafted HTTP request to an affected system. A successful exploit could allow the attacker to bypass malicious file detection or blocking policies that are configured for the system, which could allow malware to pass through the system undetected.

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:

http://tools.cisco.com/security/center/content/CiscoSecurityAdvisory/cisco-sa-20160330-fp
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