Multiple Cisco Products CVE-2019-12700 Denial of Service Vulnerability

Description

Multiple Cisco Products are prone to a denial-of-service vulnerability. An attacker can exploit this issue to cause the resource exhaustion and reload the affected device, denying service to legitimate users. This issue is being tracked by Cisco bug IDs CSCvm92401, CSCvn83385.

Technologies Affected

• Cisco FXOS 2.0
• Cisco FXOS 2.1
• Cisco FXOS 2.2
• Cisco FXOS 2.3
• Cisco FXOS 2.4
• Cisco Firepower Threat Defense Software (FTD) 6.0
• Cisco Firepower Threat Defense Software (FTD) 6.0.1
• Cisco Firepower Threat Defense Software (FTD) 6.1.0
• Cisco Firepower Threat Defense Software (FTD) 6.2.0
• Cisco Firepower Threat Defense Software (FTD) 6.2.1
• Cisco Firepower Threat Defense Software (FTD) 6.2.2
• Cisco Firepower Threat Defense Software (FTD) 6.2.3

Recommendations

Run all software as a nonprivileged user with minimal access rights.
To reduce the impact of latent vulnerabilities, always run nonadministrative software as an unprivileged user with minimal access rights.

Deploy network intrusion detection systems to monitor network traffic for malicious activity.
Deploy NIDS to monitor network traffic for signs of anomalous or suspicious activity. This may indicate exploit attempts or activity that results from successful exploits.

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