#VU47941 Resource exhaustion in Cisco Adaptive Security Appliance (ASA) and Cisco Firewall Threat Defense (FTD) - CVE-2020-3554 

 

#VU47941 Resource exhaustion in Cisco Adaptive Security Appliance (ASA) and Cisco Firewall Threat Defense (FTD) - CVE-2020-3554

Published: October 21, 2020 / Updated: October 27, 2020


Vulnerability identifier: #VU47941
Vulnerability risk: Medium
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:Green
CVE-ID: CVE-2020-3554
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 TCP packet processing. A remote attacker can send a high rate of crafted TCP traffic through an affected device, trigger resource exhaustion and perform a denial of service (DoS) attack.


Remediation

Install update from vendor's website.

External links