What is CVE-2023-22281?

CVE-2023-22281 is a high-severity vulnerability in F5 Big-Ip, classified under Use of Uninitialized Resource. CVSS score: 7.5/10. Published 2023-02-01.

How severe is CVE-2023-22281?

High severity. CVSS v3 base score is 7.5 out of 10.

Vulnerability in F5 Big-Ip

CVE-2023-22281

On versions 17.0.x before 17.0.0.2, 16.1.x before 16.1.3.3, 15.1.x before 15.1.8, 14.1.x before 14.1.5.3, and all versions of 13.1.x, when a BIG-IP AFM NAT policy with a destination NAT rule is configured on a FastL4 virtual server, undisclosed traffic can cause the Traffic Management Microkernel (TMM) to terminate. Note: Software versions which have reached End of Technical Support (EoTS) are not evaluated.

EPSS: 0.006 (46.4th 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 17.0.0, 16.1.0, 15.1.0
F5 Big-ip_advanced_firewall_manager

Weakness classification (CWE)

CWE-908 — Use of Uninitialized Resource

References

f5sirt@f5.com (Vendor Advisory)

Frequently asked questions

What is CVE-2023-22281?: CVE-2023-22281 is a high-severity vulnerability in F5 Big-Ip, classified under Use of Uninitialized Resource. CVSS score: 7.5/10. Published 2023-02-01.
How severe is CVE-2023-22281?: High severity. CVSS v3 base score is 7.5 out of 10.