Vulnerability in F5 Big-Ip Access Policy Manager
CVE-2019-6594
On BIG-IP 11.5.1-11.6.3.2, 12.1.3.4-12.1.3.7, 13.0.0 HF1-13.1.1.1, and 14.0.0-14.0.0.2, Multi-Path TCP (MPTCP) does not protect against multiple zero length DATA_FINs in the reassembly queue, which can lead to an infinite loop in some circumstances.
EPSS: 0.010 (59.8th percentile) — read the EPSS interpretation.
CVSS v3 metric
CVSS v3 base score 5.9 (Medium). Vector: CVSS:3.0/AV:N/AC:H/PR:N/UI:N/S:U/C:N/I:N/A:H.
Affected products
- F5 Big-ip_access_policy_manager — versions 13.0.0
- F5 Big-ip_advanced_firewall_manager — versions 13.0.0
- F5 Big-ip_analytics — versions 13.0.0
- F5 Big-ip_application_security_manager — versions 13.0.0
- F5 Big-ip_domain_name_system — versions 13.0.0
- F5 Big-ip_edge_gateway — versions 13.0.0
- F5 Big-ip_fraud_protection_service — versions 13.0.0
- F5 Big-ip_global_traffic_manager — versions 13.0.0
- F5 Big-ip_link_controller — versions 13.0.0
- F5 Big-ip_local_traffic_manager — versions 13.0.0
Weakness classification (CWE)
References
- f5sirt@f5.com (x_refsource_CONFIRM, Vendor Advisory)
Frequently asked questions
- What is CVE-2019-6594?
- CVE-2019-6594 is a medium-severity vulnerability in F5 Big-Ip Access Policy Manager, classified under Loop with Unreachable Exit Condition (Infinite Loop). CVSS score: 5.9/10. Published 2019-02-26.
- How severe is CVE-2019-6594?
- Medium severity. CVSS v3 base score is 5.9 out of 10.