CVE-2021-22984: Medium severity F5 Big-ip Advanced Web Application Firewall vulnerability
On BIG-IP Advanced WAF and ASM version 15.1.x before 15.1.0.2, 15.0.x before 15.0.1.4, 14.1.x before 14.1.2.5, 13.1.x before 13.1.3.4, 12.1.x before 12.1.5.2, and 11.6.x before 11.6.5.2, when receiving a unauthenticated client request with a maliciously crafted URI, a BIG-IP Advanced WAF or ASM virtual server configured with a DoS profile with Proactive Bot Defense (versions prior to 14.1.0), or a Bot Defense profile (versions 14.1.0 and later), may subject clients and web servers to Open Redirection attacks. Note: Software versions which have reached End of Software Development (EoSD) are not evaluated.
Affected Software
Event History
Frequently Asked Questions
What is the severity of CVE-2021-22984?
CVE-2021-22984 is rated as critical due to its potential to allow unauthorized access via crafted requests.
How do I fix CVE-2021-22984?
To fix CVE-2021-22984, upgrade your F5 BIG-IP Advanced WAF or ASM to a patched version as specified in the advisory.
Which versions are affected by CVE-2021-22984?
CVE-2021-22984 affects multiple versions including those prior to 15.1.0.2, 15.0.1.4, and several others listed in the CVE details.
What is the impact of CVE-2021-22984 on F5 BIG-IP systems?
The impact of CVE-2021-22984 includes the potential for attackers to bypass security measures through specially crafted requests.
Is there a workaround for CVE-2021-22984 before applying the fix?
No official workaround is provided for CVE-2021-22984; upgrading to a secure version is the recommended action.