Privilege escalation in F5 Big-Ip
CVE-2019-6685
On BIG-IP versions 15.0.0-15.0.1.1, 14.1.0-14.1.2.2, 14.0.0-14.0.1, 13.1.0-13.1.3.1, 12.1.0-12.1.5, and 11.5.2-11.6.5.1, users with access to edit iRules are able to create iRules which can lead to an elevation of privilege, configuration modification, and arbitrary system command execution.
Vulnerability class: Privilege Escalation
EPSS: 0.004 (29.1th percentile) — read the EPSS interpretation.
CVSS v3 metric
CVSS v3 base score 7.8 (High). Vector: CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H.
Affected products
- F5 Big-ip — versions 15.0.0-15.0.1.1, 14.1.0-14.1.2.2, 14.0.0-14.0.1
- 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_edge_gateway
- F5 Big-ip_fraud_protection_service
- F5 Big-ip_global_traffic_manager
Weakness classification (CWE)
References
- f5sirt@f5.com (x_refsource_CONFIRM, Vendor Advisory)
Frequently asked questions
- What is CVE-2019-6685?
- CVE-2019-6685 is a high-severity vulnerability in F5 Big-Ip, classified under Improper Privilege Management. CVSS score: 7.8/10. Published 2019-12-23.
- How severe is CVE-2019-6685?
- High severity. CVSS v3 base score is 7.8 out of 10.