CVE-2025-24326 BIG-IP Advanced WAF/ASM BADoS vulnerability

What is CVE-2025-24326?

CVE-2025-24326 is a high-severity denial of service vulnerability in F5 Big-Ip Application Security Manager, published on 5 Feb 2025. An attacker can exploit it over the internet without logging in, with no action from the victim.

Official description

When BIG-IP Advanced WAF/ASM Behavioral DoS (BADoS) TLS Signatures feature is configured, undisclosed traffic can case an increase in memory resource utilization.

Note: Software versions which have reached End of Technical Support (EoTS) are not evaluated.

Weakness: CWE-787

Which versions are affected by CVE-2025-24326?

It affects 1 product.

Products include F5 Big-Ip Application Security Manager.

How do I fix CVE-2025-24326?

No fix has been published for CVE-2025-24326 yet. Limit exposure of the affected software until one is available.

Upgrade, then put limits on request size, rate and nesting depth so one client cannot exhaust the service. More about Denial of service.

Is CVE-2025-24326 being exploited?

There is no known exploitation of CVE-2025-24326 in the wild and no public exploit code.

Other vulnerabilities in F5 Big-Ip Application Security Manager

• CVE-2019-6665 Other in BIG-IP ASM Critical 9.4
• CVE-2019-6650 Information disclosure in BIG-IP ASM Critical 9.1
• CVE-2025-55669 BIG-IP HTTP/2 vulnerability High 8.7
• CVE-2009-4420 Memory corruption in n/a High 7.8
• CVE-2021-23010 Denial of service in BIG-IP ASM/Advanced WAF High 7.5

All F5 Big-Ip Application Security Manager vulnerabilities

Sources

• CVE record
• NVD
• OSV
• GitHub advisory
• How this page is made

Also known as GHSA-7vr5-hcj8-96h7.