What’s Vulnerable › Vulnerabilities
CVE-2025-61938: BIG-IP Advanced WAF and ASM bd process vulnerability
- Severity: high (CVSS 7.5 v3.1)
- Exploited in the wild: not listed in CISA KEV
- EPSS: 0.3% probability of exploitation in the next 30 days
- Public exploit or detection template: none known
- Published: 2025-10-15 · updated 2026-10-08
- Weakness: CWE-1284
Description
When a BIG-IP Advanced WAF or ASM security policy is configured with a URL greater than 1024 characters in length for the Data Guard Protection Enforcement setting, either manually or through the automatic Policy Builder, the bd process can terminate repeatedly. Note: Software versions which have reached End of Technical Support (EoTS) are not evaluated.
Affected products
- F5 Big-Ip Advanced Web Application Firewall: from 17.1.0 before 17.1.3; 17.5.0 — fixed in 17.1.3
- BIG-IP ASM: from 17.1.0 before 17.1.3; 17.5.0 — fixed in 17.1.3
How to fix
Upgrade to a fixed version: F5 Big-Ip Advanced Web Application Firewall 17.1.3; BIG-IP ASM 17.1.3. Check the vendor advisory for mitigations.
References
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