BIG-IP

CVE-2020-5902: BIG-IP Traffic Management User Interface (TMUI) Remote Code Execution

In BIG-IP versions 15.0.0-15.1.0.3, 14.1.0-14.1.2.5, 13.1.0-13.1.3.3, 12.1.0-12.1.5.1, and 11.6.1-11.6.5.1, the Traffic Management User Interface (TMUI), also referred to as the Configuration utility, has a Remote Code Execution (RCE) vulnerability in undisclosed pages.

Published

ExploitedYes, in CISA KEVAdded 3 Nov 2021
Ransomware useKnownPer CISA
SeverityCRITICALCVSS 3.1 9.8
EPSS100%Chance of exploitation in 30 days
Public exploitNot tracked
FixSee advisory

Automatic summary from the vendor's CVE record. We haven't written a full analysis of this vulnerability yet.

Affected and fixed versions

Product / branchFixed in
BIG-IP 15.0See the advisory

Always confirm against the vendor advisory, which lists every fixed hotfix.

What it is

In BIG-IP versions 15.0.0-15.1.0.3, 14.1.0-14.1.2.5, 13.1.0-13.1.3.3, 12.1.0-12.1.5.1, and 11.6.1-11.6.5.1, the Traffic Management User Interface (TMUI), also referred to as the Configuration utility, has a Remote Code Execution (RCE) vulnerability in undisclosed pages.

Exploitation

CISA lists this CVE as exploited in the wild since 3 Nov 2021, including in ransomware campaigns.

Sources

KEV status, EPSS score and vendor data refreshed automatically, last on 12 Oct 2026.

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