What is CVE-2020-5902?

CVE-2020-5902 is a critical-severity vulnerability in F5 Big-ip_access_policy_manager, classified under Path Traversal. CVSS score: 9.8/10. Published 2020-07-01.

How severe is CVE-2020-5902?

Critical severity. CVSS v3 base score is 9.8 out of 10.

Is CVE-2020-5902 known to be exploited?

Yes. CVE-2020-5902 is listed in the CISA Known Exploited Vulnerabilities catalog (added 2021-11-03), indicating it is being actively exploited. 293 public proof-of-concept repositories are indexed.

Path Traversal in F5 Big-ip_access_policy_manager

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) vuln…

Vulnerability class: Path Traversal (Directory Traversal)

EPSS: 1.000 (100.0th percentile) — read the EPSS interpretation.

CVSS v3 metric

CVSS v3 base score 9.8 (Critical). Vector: CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H.

Affected products

Weakness classification (CWE)

CWE-22 — Path Traversal

CISA KEV (Known Exploited Vulnerabilities)

This CVE is on the CISA KEV catalog, added on 2021-11-03. CISA KEV inclusion means CISA has confirmed in-the-wild exploitation; US federal agencies are required to remediate within a published due date.

BOD 22-01 due date: 2022-05-03.

Required action: Apply updates per vendor instructions.

Known ransomware campaign use: yes.

Public proof-of-concept exploits

References

f5sirt@f5.com (Vendor Advisory)
f5sirt@f5.com (Exploit, VDB Entry, Third Party Advisory)
f5sirt@f5.com (VDB Entry, Third Party Advisory)
f5sirt@f5.com (Exploit, VDB Entry, Third Party Advisory)
f5sirt@f5.com (US Government Resource, Third Party Advisory, third-party-advisory)
f5sirt@f5.com (Exploit, Third Party Advisory)
f5sirt@f5.com (Exploit, Third Party Advisory)
f5sirt@f5.com (VDB Entry, Third Party Advisory)
f5sirt@f5.com (Exploit, Third Party Advisory, Broken Link)
f5sirt@f5.com (Exploit, VDB Entry, Third Party Advisory)

Frequently asked questions

What is CVE-2020-5902?: CVE-2020-5902 is a critical-severity vulnerability in F5 Big-ip_access_policy_manager, classified under Path Traversal. CVSS score: 9.8/10. Published 2020-07-01.
How severe is CVE-2020-5902?: Critical severity. CVSS v3 base score is 9.8 out of 10.
Is CVE-2020-5902 known to be exploited?: Yes. CVE-2020-5902 is listed in the CISA Known Exploited Vulnerabilities catalog (added 2021-11-03), indicating it is being actively exploited. 293 public proof-of-concept repositories are indexed.