CVE-2024-21763: BIG-IP AFM vulnerability
First published: Wed Feb 14 2024(Updated: )
When BIG-IP AFM Device DoS or DoS profile is configured with NXDOMAIN attack vector and bad actor detection, undisclosed queries can cause the Traffic Management Microkernel (TMM) to terminate. NOTE: Software versions which have reached End of Technical Support (EoTS) are not evaluated
Credit: f5sirt@f5.com
| Affected Software | Affected Version | How to fix |
|---|---|---|
| F5 BIG-IP Advanced Firewall Manager | >=17.1.0<17.1.1 | |
| F5 BIG-IP (AFM + IPS) | =17.1.0 | 17.1.1 |
| F5 BIG-IP (AFM + IPS) | =3 |
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Reference Links
Frequently Asked Questions
What is the severity of CVE-2024-21763?
CVE-2024-21763 is classified as a high-severity vulnerability due to its potential to cause denial of service.
How do I fix CVE-2024-21763?
To fix CVE-2024-21763, upgrade your F5 BIG-IP AFM software to version 17.1.1 or later.
What can trigger CVE-2024-21763?
CVE-2024-21763 can be triggered by undisclosed queries when the DoS profile is configured with the NXDOMAIN attack vector.
Which versions of F5 BIG-IP AFM are affected by CVE-2024-21763?
F5 BIG-IP AFM versions 17.1.0 are affected by CVE-2024-21763.
Is there a workaround for CVE-2024-21763?
Currently, there are no known workarounds for CVE-2024-21763; upgrading to a non-affected version is recommended.
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- canonical/f5 big-ip advanced firewall manager
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- canonical/f5 big-ip (afm + ips)
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- version/f5 big-ip (afm + ips)/3