Vulnerability in F5 Big-Ip Access Policy Manager
CVE-2020-5941
On BIG-IP versions 16.0.0-16.0.0.1 and 15.1.0-15.1.0.5, using the RESOLV::lookup command within an iRule may cause the Traffic Management Microkernel (TMM) to generate a core file and restart. This issue occurs when data exceeding the maximum limit of a hostname passes to the RESOLV::lookup command.
EPSS: 0.010 (60.2th 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
- F5 Big-ip_advanced_firewall_manager
- F5 Big-ip_analytics
- F5 Big-ip_application_acceleration_manager
- F5 Big-ip_application_security_manager
- F5 Big-ip_domain_name_system
- F5 Big-ip_fraud_protection_service
- F5 Big-ip_global_traffic_manager
- F5 Big-ip_link_controller
- F5 Big-ip_local_traffic_manager
References
- f5sirt@f5.com (x_refsource_MISC, Vendor Advisory)
Frequently asked questions
- What is CVE-2020-5941?
- CVE-2020-5941 is a high-severity vulnerability in F5 Big-Ip Access Policy Manager. CVSS score: 7.5/10. Published 2020-11-05.
- How severe is CVE-2020-5941?
- High severity. CVSS v3 base score is 7.5 out of 10.