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Cisco Bug: CSCvb16317 - Cisco ACE Denial of Service Vulnerability

Last Modified

Sep 10, 2019

Products (1)

  • Cisco ACE 4700 Series Application Control Engine Appliances

Known Affected Releases


Description (partial)

A vulnerability in the SSL/TLS functions of the Cisco ACE30 Application Control Engine Module and the Cisco ACE 4700 Series Application Control Engine Appliances could allow an 
 unauthenticated, remote attacker to cause a denial of service (DoS) condition on the affected device.
 The vulnerability is due to incomplete input validation checks in the SSL/TLS code. An attacker could exploit this vulnerability by sending specific SSL/TLS packets to the affected 
 device. An exploit could allow the attacker to trigger a reload of the affected device.
 Cisco has confirmed the vulnerability; Fixed software is available in A5(3.5). 
 There are no workarounds that address this vulnerability. 
 This advisory is available at the following link:

Please refer to the Security Advisory.
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Bug Details Include

  • Full Description (including symptoms, conditions and workarounds)
  • Status
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  • Known Fixed Releases
  • Related Community Discussions
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