CVE-2020-5916

Severity: medium (CVSS 6.8 v3.1)
Exploited in the wild: not listed in CISA KEV
EPSS: 0.5% probability of exploitation in the next 30 days
Public exploit or detection template: none known
Published: 2020-08-26 · updated 2026-06-17
Weakness: CWE-269

Description

In BIG-IP versions 15.1.0-15.1.0.4 and 15.0.0-15.0.1.3 the Certificate Administrator user role and higher privileged roles can perform arbitrary file reads outside of the web root directory.

Affected products

F5 BIG-IP APM: from 15.0.0 before 15.0.1.4; from 15.1.0 before 15.1.0.5 — fixed in 15.0.1.4, 15.1.0.5
BIG-IP: from 15.0.0 before 15.0.1.4; from 15.1.0 before 15.1.0.5 — fixed in 15.0.1.4, 15.1.0.5
F5 Big-Ip Analytics: from 15.0.0 before 15.0.1.4; from 15.1.0 before 15.1.0.5 — fixed in 15.0.1.4, 15.1.0.5
F5 Networks, Inc. BIG-IP (AAM): from 15.0.0 before 15.0.1.4; from 15.1.0 before 15.1.0.5 — fixed in 15.0.1.4, 15.1.0.5
BIG-IP ASM: from 15.0.0 before 15.0.1.4; from 15.1.0 before 15.1.0.5 — fixed in 15.0.1.4, 15.1.0.5
F5 Big-Ip Ddos Hybrid Defender: from 15.0.0 before 15.0.1.4; from 15.1.0 before 15.1.0.5 — fixed in 15.0.1.4, 15.1.0.5
F5 BIG-IP DNS: from 15.0.0 before 15.0.1.4; from 15.1.0 before 15.1.0.5 — fixed in 15.0.1.4, 15.1.0.5
F5 Big-Ip Fraud Protection Service: from 15.0.0 before 15.0.1.4; from 15.1.0 before 15.1.0.5 — fixed in 15.0.1.4, 15.1.0.5
F5 Big-Ip Global Traffic Manager: from 15.0.0 before 15.0.1.4; from 15.1.0 before 15.1.0.5 — fixed in 15.0.1.4, 15.1.0.5
F5 Big-Ip Link Controller: from 15.0.0 before 15.0.1.4; from 15.1.0 before 15.1.0.5 — fixed in 15.0.1.4, 15.1.0.5
F5 BIG-IP (LTM): from 15.0.0 before 15.0.1.4; from 15.1.0 before 15.1.0.5 — fixed in 15.0.1.4, 15.1.0.5
F5 Networks, Inc. BIG-IP (PEM): from 15.0.0 before 15.0.1.4; from 15.1.0 before 15.1.0.5 — fixed in 15.0.1.4, 15.1.0.5
F5 SSL Orchestrator: from 15.0.0 before 15.0.1.4; from 15.1.0 before 15.1.0.5 — fixed in 15.0.1.4, 15.1.0.5

How to fix

Upgrade to a fixed version: F5 BIG-IP APM 15.0.1.4, 15.1.0.5; BIG-IP 15.0.1.4, 15.1.0.5; F5 Big-Ip Analytics 15.0.1.4, 15.1.0.5; F5 Networks, Inc. BIG-IP (AAM) 15.0.1.4, 15.1.0.5; BIG-IP ASM 15.0.1.4, 15.1.0.5; F5 Big-Ip Ddos Hybrid Defender 15.0.1.4, 15.1.0.5; F5 BIG-IP DNS 15.0.1.4, 15.1.0.5; F5 Big-Ip Fraud Protection Service 15.0.1.4, 15.1.0.5; F5 Big-Ip Global Traffic Manager 15.0.1.4, 15.1.0.5; F5 Big-Ip Link Controller 15.0.1.4, 15.1.0.5; F5 BIG-IP (LTM) 15.0.1.4, 15.1.0.5; F5 Networks, Inc. BIG-IP (PEM) 15.0.1.4, 15.1.0.5. Check the vendor advisory for mitigations.

References

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