Resource exhaustion in F5 Big-Ip
CVE-2022-27182
On F5 BIG-IP 16.1.x versions prior to 16.1.2.2, 15.1.x versions prior to 15.1.5.1, and 14.1.x versions prior to 14.1.4.6, when BIG-IP packet filters are enabled and a virtual server is configured with the type set to Reject, undisclosed requests can cause an increase in memory resource utilization. Note: Software versions which have reached End of Technical Support (EoTS) are not evaluated
Vulnerability class: DoS (Denial of Service)
EPSS: 0.009 (54.6th percentile) — read the EPSS interpretation.
CVSS v3 metric
CVSS v3 base score 5.3 (Medium). Vector: CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:L.
Affected products
- F5 Big-ip — versions 13.1.x, 12.1.x, 11.6.x
- F5 Big-ip_access_policy_manager — versions 14.1.0, 14.1.2, 14.1.3
- F5 Big-ip_advanced_firewall_manager — versions 14.1.0, 14.1.2, 14.1.3
- F5 Big-ip_analytics — versions 14.1.0, 14.1.2, 14.1.3
- F5 Big-ip_application_acceleration_manager — versions 14.1.0, 14.1.2, 14.1.3
- F5 Big-ip_application_security_manager — versions 14.1.0, 14.1.2, 14.1.3
- F5 Big-ip_domain_name_system — versions 14.1.0, 14.1.2, 14.1.3
- F5 Big-ip_fraud_protection_service — versions 14.1.0, 14.1.2, 14.1.3
- F5 Big-ip_global_traffic_manager — versions 14.1.0, 14.1.2, 14.1.3
- F5 Big-ip_link_controller — versions 14.1.0, 14.1.2, 14.1.3
Weakness classification (CWE)
Public proof-of-concept exploits
References
- f5sirt@f5.com (x_refsource_MISC, Vendor Advisory)
Frequently asked questions
- What is CVE-2022-27182?
- CVE-2022-27182 is a medium-severity vulnerability in F5 Big-Ip, classified under Uncontrolled Resource Consumption. CVSS score: 5.3/10. Published 2022-05-05.
- How severe is CVE-2022-27182?
- Medium severity. CVSS v3 base score is 5.3 out of 10.
- Is CVE-2022-27182 known to be exploited?
- 1 public proof-of-concept repositories are indexed. Not currently listed in the CISA KEV catalog.