CVE-2021-23053: Medium severity F5 Big-ip Advanced Web Application Firewall vulnerability
On version 15.1.x before 15.1.3, 14.1.x before 14.1.3.1, and 13.1.x before 13.1.3.6, when the brute force protection feature of BIG-IP Advanced WAF or BIG-IP ASM is enabled on a virtual server and the virtual server is under brute force attack, the MySQL database may run out of disk space due to lack of row limit on undisclosed tables in the MYSQL database. Note: Software versions which have reached End of Technical Support (EoTS) are not evaluated.
Affected Software
Event History
Frequently Asked Questions
What is CVE-2021-23053?
CVE-2021-23053 is a vulnerability in F5 BIG-IP Advanced WAF and BIG-IP ASM that can lead to the MySQL database running out of disk space due to lack of cleanup during a brute force attack.
Which versions of F5 BIG-IP Advanced WAF and BIG-IP ASM are affected?
Versions 15.1.x before 15.1.3, 14.1.x before 14.1.3.1, and 13.1.x before 13.1.3.6 are affected.
What is the severity of CVE-2021-23053?
The severity of CVE-2021-23053 is medium, with a CVSS score of 5.3.
How can I fix CVE-2021-23053?
To fix CVE-2021-23053, upgrade to version 15.1.3, 14.1.3.1, or 13.1.3.6 of F5 BIG-IP Advanced WAF or BIG-IP ASM.
Where can I find more information about CVE-2021-23053?
You can find more information about CVE-2021-23053 on the F5 support website at https://support.f5.com/csp/article/K36942191.