What is CVE-2016-5024?

CVE-2016-5024 is a medium-severity vulnerability in F5 Big-Ip Access Policy Manager, classified under Improper Input Validation. CVSS score: 5.9/10. Published 2017-01-03.

How severe is CVE-2016-5024?

Medium severity. CVSS v3 base score is 5.9 out of 10.

Improper input validation in F5 Big-Ip Access Policy Manager

CVE-2016-5024

Virtual servers in F5 BIG-IP systems 11.6.1 before 11.6.1 HF1 and 12.1.x before 12.1.2, when configured to parse RADIUS messages via an iRule, allow remote attackers to cause a denial of service (Traffic Management Microkernel restart) via crafted network traffic.

Vulnerability class: Drupalgeddon 2 (CVE-2018-7600)

Published 2017-01-03 · last modified 2026-06-17.

CVSS v3 metric

CVSS v3 base score 5.9 (Medium). Vector: CVSS:3.0/AV:N/AC:H/PR:N/UI:N/S:U/C:N/I:N/A:H.

EPSS exploit prediction

EPSS: 0.018 (78.1th percentile), scored 2026-09-30.

Low probability of exploitation in the next 30 days, but still tracked. 78th percentile — 78.1% of CVEs in the catalogue have a lower EPSS than this one. How to read EPSS.

EPSS over last 30 days · oldest: 0.018 · newest: 0.018 · change: 0.000

Affected products

F5 Big-Ip Access Policy Manager — versions 11.6.1, 12.1.0, 12.1.1
F5 Big-Ip Advanced Firewall Manager — versions 11.6.1, 12.1.0, 12.1.1
F5 Big-Ip Analytics — versions 11.6.1, 12.1.0, 12.1.1
F5 Big-Ip Application Acceleration Manager — versions 11.6.1, 12.1.0, 12.1.1
F5 Big-Ip Application Security Manager — versions 11.6.1, 12.1.0, 12.1.1
F5 Big-Ip Domain Name System — versions 12.1.0, 12.1.1
F5 Big-Ip Global Traffic Manager — versions 11.6.1
F5 Big-Ip Link Controller — versions 11.6.1, 12.1.0, 12.1.1
F5 Big-Ip Local Traffic Manager — versions 11.6.1, 12.1.0, 12.1.1
F5 Big-Ip Policy Enforcement Manager — versions 11.6.1, 12.1.0, 12.1.1

Weakness classification (CWE)

CWE-20 — Improper Input Validation

References

support.f5.com/csp/ (Vendor Advisory)
www.securityfocus.com/bid/95228 (VDB Entry, Third Party Advisory, vdb-entry)
www.securitytracker.com/id/1037510 (VDB Entry, Third Party Advisory, vdb-entry)

Frequently asked questions

What is CVE-2016-5024?: CVE-2016-5024 is a medium-severity vulnerability in F5 Big-Ip Access Policy Manager, classified under Improper Input Validation. CVSS score: 5.9/10. Published 2017-01-03.
How severe is CVE-2016-5024?: Medium severity. CVSS v3 base score is 5.9 out of 10.