Resource exhaustion in BIG-IP APM - CVE-2021-22985
Published: February 11, 2021
Vulnerability identifier: #VU50614
CSH Severity: Medium
CVSS v4: 8.2 [CVSS:4.0/AV:N/AC:L/AT:P/PR:N/UI:N/VC:N/VI:N/VA:H/SC:N/SI:N/SA:N]
CVE-ID: CVE-2021-22985
CWE-ID: CWE-400
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 TMM module does not properly control consumption of internal resources when processing VPN traffic with APM. A remote attacker can trigger resource exhaustion and perform a denial of service (DoS) attack.
Affected software
BIG-IP APM
How to mitigate CVE-2021-22985
Install updates from vendor's website.
BIG-IP APM - update to 16.0.1.1