Allocation of Resources Without Limits or Throttling in Cisco Firewall Threat Defense (FTD) - CVE-2022-20757
Published: April 28, 2022
Vulnerability identifier: #VU62685
CSH Severity: High
CVSS v4: 8.7 [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]
CVE-ID: CVE-2022-20757
CWE-ID: CWE-770
Exploitation vector: Remote access
Exploit availability:
No public exploit available
Vulnerability details
The vulnerability allows a remote attacker to perform a denial of service (DoS) attack.
The vulnerability exists due to improper traffic handling when platform limits are reached. A remote attacker can pass specially crafted input to the application and perform a denial of service (DoS) attack.
Affected software
Cisco Firewall Threat Defense (FTD)
How to mitigate CVE-2022-20757
Install updates from vendor's website.
Cisco Firewall Threat Defense (FTD) - addressed in versions Cisco_FTD_SSP_FP1K_Hotfix_AA-6.7.0.4-2.sh.REL.tar, Cisco_FTD_SSP_FP2K_Hotfix_AA-6.7.0.4-2.sh.REL.tar, Cisco_FTD_SSP_Hotfix_AA-6.7.0.4-2.sh.REL.tar, Cisco_FTD_Hotfix_AA-6.7.0.4-2.sh.REL.tar, 6.4.0.15, 6.6.5.2, 7.0.2, 7.1.0.1