XSS in F5 Big-Ip Advanced Firewall Manager
CVE-2019-6639
On BIG-IP (AFM, PEM) 14.1.0-14.1.0.5, 14.0.0-14.0.0.4, 13.0.0-13.1.1.4, 12.1.0-12.1.4, 11.6.1-11.6.3.4, and 11.5.1-11.5.8, an undisclosed TMUI pages for AFM and PEM Subscriber management are vulnerable to a stored cross-site scripting (XSS) issue. This is a control plane issue only and is not accessible from the data plane. The attack requires a malicious resource administrator to store the XSS.
Vulnerability class: XSS (Cross-Site Scripting)
EPSS: 0.007 (48.6th percentile) — read the EPSS interpretation.
CVSS v3 metric
CVSS v3 base score 4.8 (Medium). Vector: CVSS:3.1/AV:N/AC:L/PR:H/UI:R/S:C/C:L/I:L/A:N.
Affected products
- F5 Big-ip_advanced_firewall_manager
- F5 Big-ip (Afm, Pem) — versions BIG-IP (AFM, PEM) 14.1.0-14.1.0.5, 14.0.0-14.0.0.4
- F5 Big-ip_policy_enforcement_manager
Weakness classification (CWE)
References
- f5sirt@f5.com (x_refsource_CONFIRM, Vendor Advisory)
- f5sirt@f5.com (VDB Entry, Third Party Advisory, vdb-entry, Broken Link, x_refsource_BID)
Frequently asked questions
- What is CVE-2019-6639?
- CVE-2019-6639 is a medium-severity vulnerability in F5 Big-Ip Advanced Firewall Manager, classified under Cross-site Scripting. CVSS score: 4.8/10. Published 2019-07-03.
- How severe is CVE-2019-6639?
- Medium severity. CVSS v3 base score is 4.8 out of 10.