Resource exhaustion in F5 Big-Ip Access Policy Manager
CVE-2017-6161
In F5 BIG-IP LTM, AAM, AFM, Analytics, APM, ASM, DNS, Edge Gateway, GTM, Link Controller, PEM, WebAccelerator software version 12.0.0 - 12.1.2, 11.6.0 - 11.6.1, 11.4.0 - 11.5.4, 11.2.1, when ConfigSync is configured, attackers on adjacent networks may be able to bypass the TLS protections usually used to encrypted and authenticate connections to mcpd. This vulnerability may allow remote attackers to cause a denial-of-service (DoS) attack via resource exhaustion.
Vulnerability class: DoS (Denial of Service)
EPSS: 0.010 (58.3th percentile) — read the EPSS interpretation.
CVSS v3 metric
CVSS v3 base score 5.3 (Medium). Vector: CVSS:3.0/AV:A/AC:H/PR:N/UI:N/S:U/C:N/I:N/A:H.
Affected products
- F5 Big-ip_access_policy_manager — versions 11.2.1, 11.6.0, 11.6.1
- F5 Big-ip_advanced_firewall_manager — versions 11.2.1, 11.6.0, 11.6.1
- F5 Big-ip_application_acceleration_manager — versions 11.2.1, 11.6.0, 11.6.1
- F5 Big-ip_application_security_manager — versions 11.2.1, 11.6.0, 11.6.1
- F5 Big-ip_domain_name_system — versions 11.2.1, 11.6.0, 11.6.1
- F5 Big-ip_edge_gateway — versions 11.2.1, 11.4.0, 11.4.1
- F5 Big-ip_global_traffic_manager — versions 11.2.1, 11.4.0, 11.4.1
- F5 Big-ip_link_controller — versions 11.2.1, 11.6.0, 11.6.1
- F5 Big-ip_local_traffic_manager — versions 11.2.1, 11.6.0, 11.6.1
- F5 Big-ip_policy_enforcement_manager — versions 11.2.1, 11.6.0, 11.6.1
Weakness classification (CWE)
References
- f5sirt@f5.com (x_refsource_CONFIRM, Vendor Advisory)
- f5sirt@f5.com (VDB Entry, Third Party Advisory, vdb-entry, x_refsource_SECTRACK)
- f5sirt@f5.com (VDB Entry, Third Party Advisory, vdb-entry, x_refsource_BID)
- f5sirt@f5.com (VDB Entry, Third Party Advisory, vdb-entry, x_refsource_SECTRACK)
Frequently asked questions
- What is CVE-2017-6161?
- CVE-2017-6161 is a medium-severity vulnerability in F5 Big-Ip Access Policy Manager, classified under Uncontrolled Resource Consumption. CVSS score: 5.3/10. Published 2017-10-27.
- How severe is CVE-2017-6161?
- Medium severity. CVSS v3 base score is 5.3 out of 10.