XSS in F5 Big-Ip Access Policy Manager
CVE-2018-5521
On F5 BIG-IP 12.1.0-12.1.3.1, 11.6.1-11.6.3.1, 11.5.1-11.5.5, or 11.2.1, carefully crafted URLs can be used to reflect arbitrary content into GeoIP lookup responses, potentially exposing clients to XSS.
Vulnerability class: XSS (Cross-Site Scripting)
EPSS: 0.009 (56.7th percentile) — read the EPSS interpretation.
CVSS v3 metric
CVSS v3 base score 6.1 (Medium). Vector: CVSS:3.0/AV:N/AC:L/PR:N/UI:R/S:C/C:L/I:L/A:N.
Affected products
- F5 Big-ip_access_policy_manager — versions 11.2.1
- F5 Big-ip_advanced_firewall_manager — versions 11.2.1
- F5 Big-ip_analytics — versions 11.2.1
- F5 Big-ip_application_acceleration_manager — versions 11.2.1
- F5 Big-ip_application_security_manager — versions 11.2.1
- F5 Big-ip_domain_name_system — versions 11.2.1
- F5 Big-ip_edge_gateway — versions 11.2.1
- F5 Big-ip_global_traffic_manager — versions 11.2.1
- F5 Big-ip_link_controller — versions 11.2.1
- F5 Big-ip_local_traffic_manager — versions 11.2.1
Weakness classification (CWE)
References
- f5sirt@f5.com (VDB Entry, Third Party Advisory, vdb-entry, x_refsource_SECTRACK)
- f5sirt@f5.com (x_refsource_CONFIRM, Vendor Advisory)
Frequently asked questions
- What is CVE-2018-5521?
- CVE-2018-5521 is a medium-severity vulnerability in F5 Big-Ip Access Policy Manager, classified under Cross-site Scripting. CVSS score: 6.1/10. Published 2018-06-01.
- How severe is CVE-2018-5521?
- Medium severity. CVSS v3 base score is 6.1 out of 10.