Vulnerability in F5 Big-Ip Access Policy Manager
CVE-2021-23013
On BIG-IP versions 16.0.x before 16.0.1.1, 15.1.x before 15.1.3, 14.1.x before 14.1.4, 13.1.x before 13.1.3.6, and 12.1.x before 12.1.5.3, the Traffic Management Microkernel (TMM) may stop responding when processing Stream Control Transmission Protocol (SCTP) traffic under certain conditions. This vulnerability affects TMM by way of a virtual server configured with an SCTP profile. Note: Software versions which have reached End of Technical Support (EoTS) are not evaluated.
EPSS: 0.009 (54.8th 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_advanced_web_application_firewall
- F5 Big-ip_analytics
- F5 Big-ip_application_acceleration_manager
- F5 Big-ip_application_security_manager
- F5 Big-ip_ddos_hybrid_defender
- F5 Big-ip_domain_name_system
- F5 Big-ip_fraud_protection_service
- F5 Big-ip_global_traffic_manager
References
- f5sirt@f5.com (x_refsource_MISC, Not Applicable, Vendor Advisory)
- nvd@nist.gov (Vendor Advisory)
Frequently asked questions
- What is CVE-2021-23013?
- CVE-2021-23013 is a high-severity vulnerability in F5 Big-Ip Access Policy Manager. CVSS score: 7.5/10. Published 2021-05-10.
- How severe is CVE-2021-23013?
- High severity. CVSS v3 base score is 7.5 out of 10.