Vulnerability in F5 Big-Ip
CVE-2022-26517
On F5 BIG-IP 15.1.x versions prior to 15.1.5.1, 14.1.x versions prior to 14.1.4.6, and 13.1.x versions prior to 13.1.5, when the BIG-IP CGNAT Large Scale NAT (LSN) pool is configured on a virtual server and packet filtering is enabled, undisclosed requests can cause the Traffic Management Microkernel (TMM) to terminate. Note: Software versions which have reached End of Technical Support (EoTS) are not evaluated
EPSS: 0.008 (52.4th percentile) — read the EPSS interpretation.
CVSS v3 metric
CVSS v3 base score 5.9 (Medium). Vector: CVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:U/C:N/I:N/A:H.
Affected products
- F5 Big-ip — versions 12.1.x, 11.6.x, 17.0.0
- F5 Big-ip_access_policy_manager — versions 13.1.0, 13.1.1, 13.1.3
- F5 Big-ip_advanced_firewall_manager — versions 13.1.0, 13.1.1, 13.1.3
- F5 Big-ip_analytics — versions 13.1.0, 13.1.1, 13.1.3
- F5 Big-ip_application_acceleration_manager — 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
- F5 Big-ip_domain_name_system — versions 13.1.0, 13.1.1, 13.1.3
- F5 Big-ip_fraud_protection_service — versions 13.1.0, 13.1.1, 13.1.3
- F5 Big-ip_global_traffic_manager — versions 13.1.0, 13.1.1, 13.1.3
- F5 Big-ip_link_controller — versions 13.1.0, 13.1.1, 13.1.3
Weakness classification (CWE)
References
- f5sirt@f5.com (x_refsource_MISC, Vendor Advisory)
Frequently asked questions
- What is CVE-2022-26517?
- CVE-2022-26517 is a medium-severity vulnerability in F5 Big-Ip, classified under Incorrect Calculation. CVSS score: 5.9/10. Published 2022-05-05.
- How severe is CVE-2022-26517?
- Medium severity. CVSS v3 base score is 5.9 out of 10.