Vulnerability in F5 Big-Ip Access Policy Manager
CVE-2016-6876
The RESOLV::lookup iRule command in F5 BIG-IP LTM, APM, ASM, and Link Controller 10.2.1 through 10.2.4, 11.2.1, 11.4.x, 11.5.x before 11.5.4 HF2, 11.6.x before 11.6.1, and 12.0.0 before HF3; BIG-IP AAM, AFM, and PEM 11.4.x, 11.5.x before 11.5.4 HF2, 11.6.x before 11.6.1, and 12.0.0 before HF3; BIG-IP Analytics 11.2.1, 11.4.x, 11.5.x before 11.5.4 HF2, 11.6.x before 11.6.1, and 12.0.0 before HF3; BIG-IP DNS 12.0.0 before HF3; BIG-IP Edge Gateway, WebAccelerator, and WOM 10.2.1 through 10.2.4 and 11.2.1; BIG-IP GTM 10.2.1 through 10.2.4, 11.2.1, 11.4.x, 11.5.x before 11.5.4 HF2, and 11.6.x before 11.6.1; and BIG-IP PSM 10.2.1 through 10.2.4 and 11.4.0 through 11.4.1 allows remote DNS servers to cause a denial of service (CPU consumption or Traffic Management Microkernel crash) via a crafted PTR response.
Published · last modified .
CVSS v3 metric
CVSS v3 base score 7.5 (High). Vector: CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H.
EPSS exploit prediction
EPSS: 0.016 (75.1th percentile), scored .
Low probability of exploitation in the next 30 days, but still tracked. 75th percentile — 75.1% of CVEs in the catalogue have a lower EPSS than this one. How to read EPSS.
EPSS over last 30 days · oldest: 0.016 · newest: 0.016 · change: 0.000
Affected products
- F5 Big-Ip Access Policy Manager — versions 10.2.1, 10.2.2, 10.2.3
- F5 Big-Ip Advanced Firewall Manager — versions 11.4.0, 11.4.1, 11.5.0
- F5 Big-Ip Analytics — versions 11.2.1, 11.4.0, 11.4.1
- F5 Big-Ip Application Acceleration Manager — versions 11.4.0, 11.4.1, 11.5.0
- F5 Big-Ip Application Security Manager — versions 10.2.1, 10.2.2, 10.2.3
- F5 Big-Ip Domain Name System — versions 12.0.0
- F5 Big-Ip Edge Gateway — versions 10.2.1, 10.2.2, 10.2.3
- F5 Big-Ip Global Traffic Manager — versions 10.2.1, 10.2.2, 10.2.3
- F5 Big-Ip Link Controller — versions 10.2.1, 10.2.2, 10.2.3
- F5 Big-Ip Local Traffic Manager — versions 10.2.1, 10.2.2, 10.2.3
Weakness classification (CWE)
References
- www.securitytracker.com/id/1036725 (VDB Entry, Third Party Advisory, vdb-entry)
- support.f5.com/kb/en-us/solutions/public/k/52/sol52638558.html (Vendor Advisory)
Frequently asked questions
- What is CVE-2016-6876?
- CVE-2016-6876 is a high-severity vulnerability in F5 Big-Ip Access Policy Manager, classified under CWE-399. CVSS score: 7.5/10. Published 2016-09-07.
- How severe is CVE-2016-6876?
- High severity. CVSS v3 base score is 7.5 out of 10.