Vulnerability in F5 Big-Ip Access Policy Manager
CVE-2017-6156
When the F5 BIG-IP 12.1.0-12.1.1, 11.6.0-11.6.1, 11.5.1-11.5.5, or 11.2.1 system is configured with a wildcard IPSec tunnel endpoint, it may allow a remote attacker to disrupt or impersonate the tunnels that have completed phase 1 IPSec negotiations. The attacker must possess the necessary credentials to negotiate the phase 1 of the IPSec exchange to exploit this vulnerability; in many environment this limits the attack surface to other endpoints under the same administration.
EPSS: 0.009 (56.7th percentile) — read the EPSS interpretation.
CVSS v3 metric
CVSS v3 base score 6.4 (Medium). Vector: CVSS:3.0/AV:N/AC:H/PR:L/UI:N/S:U/C:L/I:L/A:H.
Affected products
- F5 Big-ip_access_policy_manager — versions 11.2.1, 11.6.1
- F5 Big-ip_advanced_firewall_manager — versions 11.2.1, 11.6.1
- F5 Big-ip_analytics — versions 11.2.1, 11.6.1
- F5 Big-ip_application_acceleration_manager — versions 11.2.1, 11.6.1
- F5 Big-ip_application_security_manager — versions 11.2.1, 11.6.1
- F5 Big-ip_domain_name_system — versions 11.2.1, 11.6.1
- F5 Big-ip_edge_gateway — versions 11.2.1, 11.6.1
- F5 Big-ip_global_traffic_manager — versions 11.2.1, 11.6.1
- F5 Big-ip_link_controller — versions 11.2.1, 11.6.1
- F5 Big-ip_local_traffic_manager — versions 11.2.1, 11.6.1
References
- f5sirt@f5.com (x_refsource_CONFIRM, Vendor Advisory)
Frequently asked questions
- What is CVE-2017-6156?
- CVE-2017-6156 is a medium-severity vulnerability in F5 Big-Ip Access Policy Manager. CVSS score: 6.4/10. Published 2018-04-13.
- How severe is CVE-2017-6156?
- Medium severity. CVSS v3 base score is 6.4 out of 10.