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.

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.

EPSS: 0.004 (32.3th percentile) — read the EPSS interpretation.

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.

Affected products

F5 Big-ip — versions 17.1.0, 16.1.0, 15.1.0
F5 Big-ip_policy_enforcement_manager

Weakness classification (CWE)

CWE-772 — Missing Release of Resource after Effective Lifetime

References

f5sirt@f5.com (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.