Resource exhaustion in F5 Big-Ip
CVE-2025-58474
When BIG-IP Advanced WAF is configured on a virtual server with Server-Side Request Forgery (SSRF) protection or when an NGINX server is configured with App Protect Bot Defense, undisclosed requests can disrupt new client requests. Note: Software versions which have reached End of Technical Support (EoTS) are not evaluated.
Published · last modified .
CVSS v3 metric
CVSS v3 base score 5.3 (Medium). Vector: CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:L.
EPSS exploit prediction
EPSS: 0.004 (30.3th percentile), scored .
Very low probability of exploitation in the next 30 days; routine patching cadence is appropriate. 30th percentile — 30.3% of CVEs in the catalogue have a lower EPSS than this one. How to read EPSS.
EPSS over last 30 days · oldest: 0.004 · newest: 0.004 · change: +0.000
Affected products
- F5 Big-Ip — versions 17.5.0, 17.1.0, 16.1.0
- F5 Big-Ip Advanced Web Application Firewall
- F5 Big-Ip Application Security Manager
- F5 nginx App Protect Waf — versions 5.0.0, 4.0.0
Weakness classification (CWE)
Public proof-of-concept exploits
References
- my.f5.com/manage/s/article/K000148512 (vendor-advisory, Vendor Advisory)
Frequently asked questions
- What is CVE-2025-58474?
- CVE-2025-58474 is a medium-severity vulnerability in F5 Big-Ip, classified under Allocation of Resources Without Limits or Throttling. CVSS score: 5.3/10. Published 2025-10-15.
- How severe is CVE-2025-58474?
- Medium severity. CVSS v3 base score is 5.3 out of 10.
- Is CVE-2025-58474 known to be exploited?
- 1 public proof-of-concept repositories are indexed. Not currently listed in the CISA KEV catalog.