Cisco Firepower Threat Defense Software Multiple Security Bypass Vulnerabilities



Date Discovered

October 2, 2019


Cisco Firepower Threat Defense Software is prone to multiple security-bypass vulnerabilities. Successfully exploiting these issues may allow an attacker to bypass certain security restrictions and perform unauthorized actions. These issues are being tracked by Cisco Bug IDs CSCvm14296 and CSCvo83194.

Technologies Affected

  • Cisco Firepower 4100 Series Security Appliances
  • Cisco Firepower 9300 Series Security Appliances
  • Cisco Firepower Threat Defense Software (FTD) 6.3.0
  • Cisco Firepower Threat Defense Software (FTD) 6.4.0


Permit local access for trusted individuals only. Where possible, use restricted environments and restricted shells.
Restrict local access to trusted and accountable individuals only.

Run all software as a nonprivileged user with minimal access rights.
To limit the impact of latent vulnerabilities, configure servers and other applications to run as a non administrative user with minimal access rights.

Updates are available. Please see the references or vendor advisory for more information.




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