Vulnerability in F5 Big-Ip
CVE-2025-22891
When BIG-IP PEM Control Plane listener Virtual Server is configured with Diameter Endpoint profile, undisclosed traffic can cause the Virtual Server to stop processing new client connections and an increase in memory resource utilization. Note: Software versions which have reached End of Technical Support (EoTS) are not evaluated.
Published · last modified .
CVSS v3 metric
CVSS v3 base score 7.5 (High). Vector: CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H.
EPSS exploit prediction
EPSS: 0.004 (32.8th percentile), scored .
Very low probability of exploitation in the next 30 days; routine patching cadence is appropriate. 33rd percentile — 32.8% 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 17.1.0, 16.1.0, 15.1.0
- F5 Big-Ip Policy Enforcement Manager
Weakness classification (CWE)
References
- my.f5.com/manage/s/article/K000139778 (vendor-advisory, Vendor Advisory)
Frequently asked questions
- What is CVE-2025-22891?
- CVE-2025-22891 is a high-severity vulnerability in F5 Big-Ip, classified under Missing Release of Resource after Effective Lifetime. CVSS score: 7.5/10. Published 2025-02-05.
- How severe is CVE-2025-22891?
- High severity. CVSS v3 base score is 7.5 out of 10.