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ExploitedIn CISA KEVFix available

CVE-2020-5902

Exploitation confirmed. First attested on 2021-11-03 by CISA-ADP, CISA KEV, GCVE · kevintel, GCVE · shadowserver.

  • Published2020-07-01
  • Fixed in15.1.0.4 · 14.1.2.6 · 13.1.3.4 · 12.1.5.2 · 11.6.5.2
  • WeaknessCWE-22

Am I affected?

With a domain, we read the version its public headers and pages expose. A distribution build can carry the fix under an older number.

Description

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.

Timeline

dates in UTC
  1. 2020-07-0115:15CVE publishedNVD
  2. 2020-07-05Exploit-DB entryExploit-DB
  3. 2021-11-03Added to the CISA KEV catalogCISA KEV
  4. 2021-11-03Listed as exploited by GCVEGCVE
  5. 2021-11-03Exploitation first reportedCISA KEV
  6. 2025-01-2920:32SSVC exploitation set to activeCISA-ADP

Versions per branch

NVD
F5 big-ip access policy manager
BranchAffectedFixed in
15.1≥ 15.1.0, < 15.1.0.415.1.0.4
14.1≥ 14.1.0, < 14.1.2.614.1.2.6
13.1≥ 13.1.0, < 13.1.3.413.1.3.4
12.1≥ 12.1.0, < 12.1.5.212.1.5.2
11.6≥ 11.6.1, < 11.6.5.211.6.5.2
15.0≥ 15.0.0, ≤ 15.0.1.4no fix published
F5 big-ip advanced firewall manager
BranchAffectedFixed in
15.1≥ 15.1.0, < 15.1.0.415.1.0.4
15.0≥ 15.0.0, < 15.0.1.415.0.1.4
14.1≥ 14.1.0, < 14.1.2.614.1.2.6
13.1≥ 13.1.0, < 13.1.3.413.1.3.4
12.1≥ 12.1.0, < 12.1.5.212.1.5.2
11.6≥ 11.6.1, < 11.6.5.211.6.5.2
F5 big-ip advanced web application firewall
BranchAffectedFixed in
15.1≥ 15.1.0, < 15.1.0.415.1.0.4
15.0≥ 15.0.0, < 15.0.1.415.0.1.4
14.1≥ 14.1.0, < 14.1.2.614.1.2.6
13.1≥ 13.1.0, < 13.1.3.413.1.3.4
12.1≥ 12.1.0, < 12.1.5.212.1.5.2
11.6≥ 11.6.1, < 11.6.5.211.6.5.2

11 more products in the sources.

as publishedRanges as NVD and OSV publish them; a distribution’s build can be fixed under an older number.

Products declared by the CNA1 product

As f5, the CNA that assigned this CVE, declared them in the CVE record; versions as written.

  • BIG-IP
    Affected
    • = 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, 11.6.1-11.6.5.1no fix stated

Source: the CNA record (CVE Program), © The MITRE Corporation,CVE Terms of UseCVE recordupdated 2023-11-14

Fix

  1. Update F5 big-ip access policy manager to 15.1.0.4 · 14.1.2.6 · 13.1.3.4 · 12.1.5.2 · 11.6.5.2
  2. CISA’s required action: Apply updates per vendor instructions.due 2022-05-03

Advisories and patches

Detection

read 2026-11-01 01:02 UTC
Nuclei template
available
ProjectDiscovery
Exploit-DB
EDB-48642EDB-48643EDB-48711
Exploit-DB
Proof of concept
Metasploit modules
1 moduleexploit/linux/http/f5_bigip_tmui_rce_cve_2020_5902rank: averageModule metadata: Metasploit Framework, © Rapid7, Inc., BSD-3-Clause.
Metasploit Framework

CISA Known Exploited Vulnerability

Date Added
2021-11-03
Patch Due Date
2022-05-03
Ransomware Use
Known
Required Action
Apply updates per vendor instructions.

Sources

Identifiers

Technical details

CVSS v3 Vector
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H
Published
2020-07-01
Last Modified
2026-06-17
NVD status
Analyzed
GitHub Advisory
GHSA-2859-2hr6-f86v

Frequently asked questions

What is CVE-2020-5902?

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.

Is CVE-2020-5902 actively exploited?

Yes. CVE-2020-5902 is on the CISA Known Exploited Vulnerabilities (KEV) catalog, meaning it has been confirmed as actively exploited in the wild. CISA requires federal agencies to patch by 2022-05-03.

What is the CVSS score for CVE-2020-5902?

CVE-2020-5902 has a CVSS v3 base score of 9.8 (CRITICAL severity), with vector string CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H.

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