Vulnerability in F5 Big-Ip
CVE-2019-6631
On BIG-IP 11.5.1-11.6.4, iRules performing HTTP header manipulation may cause an interruption to service when processing traffic handled by a Virtual Server with an associated HTTP profile, in specific circumstances, when the requests do not strictly conform to RFCs.
Published · last modified .
CVSS v3 metric
CVSS v3 base score 7.5 (High). Vector: CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H.
EPSS exploit prediction
EPSS: 0.025 (84.3th percentile), scored .
Low probability of exploitation in the next 30 days, but still tracked. 84th percentile — 84.3% of CVEs in the catalogue have a lower EPSS than this one. How to read EPSS.
EPSS over last 30 days · oldest: 0.025 · newest: 0.025 · change: 0.000
Affected products
- F5 Big-Ip — versions BIG-IP 11.5.1-11.6.4
- F5 Big-Ip Access Policy Manager
- F5 Big-Ip Advanced Firewall Manager
- F5 Big-Ip Analytics
- F5 Big-Ip Application Acceleration Manager
- F5 Big-Ip Application Security Manager
- F5 Big-Ip Domain Name System
- F5 Big-Ip Edge Gateway
- F5 Big-Ip Global Traffic Manager
- F5 Big-Ip Link Controller
References
- support.f5.com/csp/article/K19501795 (Vendor Advisory)
- www.securityfocus.com/bid/109119 (VDB Entry, Third Party Advisory, vdb-entry, Broken Link)
- support.f5.com/csp/article/K19501795
Frequently asked questions
- What is CVE-2019-6631?
- CVE-2019-6631 is a high-severity vulnerability in F5 Big-Ip. CVSS score: 7.5/10. Published 2019-07-03.
- How severe is CVE-2019-6631?
- High severity. CVSS v3 base score is 7.5 out of 10.