What is CVE-2022-26890?

CVE-2022-26890 is a high-severity vulnerability in F5 Big-Ip Access Policy Manager, classified under Always-Incorrect Control Flow Implementation. CVSS score: 7.5/10. Published 2022-05-05.

How severe is CVE-2022-26890?

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

Vulnerability in F5 Big-Ip Access Policy Manager

CVE-2022-26890

On F5 BIG-IP Advanced WAF, ASM, and APM 16.1.x versions prior to 16.1.2.1, 15.1.x versions prior to 15.1.5, 14.1.x versions prior to 14.1.4.6, and 13.1.x versions prior to 13.1.5, when ASM or Advanced WAF, as well as APM, are configured on a virtual server, the ASM policy is configured with Session Awareness, and the "Use APM Username and Session ID" option is enabled, undisclosed requests can cause the bd process to terminate. Note: Software versions which have reached End of Technical Support (EoTS) are not evaluated

EPSS: 0.009 (56.6th 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_access_policy_manager — versions 13.1.0, 13.1.1, 13.1.3
F5 Big-ip Advanced Waf, Asm, And Apm — versions 12.1.x, 11.6.x, 17.0.0
F5 Big-ip_advanced_web_application_firewall — versions 13.1.0, 13.1.1, 13.1.3
F5 Big-ip_application_security_manager — versions 13.1.0, 13.1.1, 13.1.3

Weakness classification (CWE)

CWE-670 — Always-Incorrect Control Flow Implementation

References

f5sirt@f5.com (x_refsource_MISC, Vendor Advisory)

Frequently asked questions

What is CVE-2022-26890?: CVE-2022-26890 is a high-severity vulnerability in F5 Big-Ip Access Policy Manager, classified under Always-Incorrect Control Flow Implementation. CVSS score: 7.5/10. Published 2022-05-05.
How severe is CVE-2022-26890?: High severity. CVSS v3 base score is 7.5 out of 10.