SB2016062902 - Resource exhaustion in Cisco Web Security Appliance



SB2016062902 - Resource exhaustion in Cisco Web Security Appliance

Published: June 29, 2016 Updated: November 22, 2018

Security Bulletin ID SB2016062902
CSH Severity
High
Patch available
NO
Number of vulnerabilities 1
Exploitation vector Remote access
Highest impact Denial of service

Breakdown by Severity

High 100%
  • Low
  • Medium
  • High
  • Critical

Description

This security bulletin contains information about 1 vulnerability.


1) Resource exhaustion (CVE-ID: CVE-2016-1440)

The vulnerability allows a remote attacker to consume excessive CPU resources on the target system.

The vulnerability exists due to state error in Cisco Web Security Appliance. A remote unauthenticated attacker can consume excessive CPU resources on the target system by closing specially crafted FTP connections through the target system to trigger a flaw in the native pass-through FTP function.

Successful exploitation of this vulnerability may result in denial of vulnerable system

Remediation

Cybersecurity Help is not aware of any official remediation provided by the vendor.