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Category:   Device (Embedded Server/Appliance)  >   Cisco Web Security Appliance Vendors:   Cisco
Cisco Web Security Appliance FTP Pass-Through Bug Lets Remote Users Consume Excessive CPU Resources on the Target System
SecurityTracker Alert ID:  1036188
SecurityTracker URL:  http://securitytracker.com/id/1036188
CVE Reference:   CVE-2016-1440   (Links to External Site)
Date:  Jun 28 2016
Impact:   Denial of service via network
Fix Available:  Yes  Vendor Confirmed:  Yes  

Description:   A vulnerability was reported in Cisco Web Security Appliance. A remote user can consume excessive CPU resources on the target system.

A remote user can initiate and close specially crafted FTP connections through the target system to trigger a flaw in the native pass-through FTP function and consume excessive CPU resources on the target system.

The vendor has assigned bug ID CSCuy43468 to this vulnerability.

Impact:   A remote user can consume excessive CPU resources on the target system.
Solution:   The vendor has issued a fix.

The vendor's advisory is available at:

http://tools.cisco.com/security/center/content/CiscoSecurityAdvisory/cisco-sa-20160627-wsa

Vendor URL:  tools.cisco.com/security/center/content/CiscoSecurityAdvisory/cisco-sa-20160627-wsa (Links to External Site)
Cause:   State error

Message History:   None.


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