#VU27598 Resource exhaustion in Cisco Adaptive Security Appliance (ASA) and Cisco Firewall Threat Defense (FTD) - CVE-2020-3195 

 

#VU27598 Resource exhaustion in Cisco Adaptive Security Appliance (ASA) and Cisco Firewall Threat Defense (FTD) - CVE-2020-3195

Published: May 7, 2020


Vulnerability identifier: #VU27598
Vulnerability risk: High
CVSSv4.0: CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:N/VC:N/VI:N/VA:H/SC:N/SI:N/SA:N/E:U/U:Amber
CVE-ID: CVE-2020-3195
CWE-ID: CWE-400
Exploitation vector: Remote access
Exploit availability: No public exploit available
Vulnerable software:
Cisco Adaptive Security Appliance (ASA)
Cisco Firewall Threat Defense (FTD)
Software vendor:
Cisco Systems, Inc

Description

The vulnerability allows a remote attacker to perform a denial of service (DoS) attack.

The vulnerability exists due to application does not properly control consumption of internal resources in the Open Shortest Path First (OSPF) implementation. A remote attacker can send specially crafted OSPF packets, trigger resource exhaustion and perform a denial of service (DoS) attack.


Remediation

Vendor recommends to update the Cisco FTD Software Release to version 6.4.0.9 (May 2020) and 6.5.0.5 (future release).

External links