What is CVE-2020-4427?

CVE-2020-4427 is a critical-severity vulnerability in Ibm Data Risk Manager. CVSS score: 9.0/10. Published 2020-05-07.

How severe is CVE-2020-4427?

Critical severity. CVSS v3 base score is 9.0 out of 10.

Is CVE-2020-4427 known to be exploited?

Yes. CVE-2020-4427 is listed in the CISA Known Exploited Vulnerabilities catalog (added 2021-11-03), indicating it is being actively exploited. 5 public proof-of-concept repositories are indexed.

Vulnerability in Ibm Data Risk Manager

CVE-2020-4427

IBM Data Risk Manager 2.0.1, 2.0.2, 2.0.3, 2.0.4, 2.0.5, and 2.0.6 could allow a remote attacker to bypass security restrictions when configured with SAML authentication. By sending a specially crafted HTTP request, an attacker could explo…

EPSS: 0.927 (99.8th percentile) — read the EPSS interpretation.

CVSS v3 metric

CVSS v3 base score 9.0 (Critical). Vector: CVSS:3.0/I:H/UI:N/PR:N/C:H/A:H/AV:N/S:C/AC:H/RL:O/RC:C/E:U.

Affected products

Ibm Data Risk Manager — versions 2.0.1, 2.0.2, 2.0.3

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.

Public proof-of-concept exploits

References

www.ibm.com/support/pages/node/6206875 (x_refsource_CONFIRM)
ibm-drm-cve20204427-sec-bypass (180532) (vdb-entry, x_refsource_XF)

Frequently asked questions

What is CVE-2020-4427?: CVE-2020-4427 is a critical-severity vulnerability in Ibm Data Risk Manager. CVSS score: 9.0/10. Published 2020-05-07.
How severe is CVE-2020-4427?: Critical severity. CVSS v3 base score is 9.0 out of 10.
Is CVE-2020-4427 known to be exploited?: Yes. CVE-2020-4427 is listed in the CISA Known Exploited Vulnerabilities catalog (added 2021-11-03), indicating it is being actively exploited. 5 public proof-of-concept repositories are indexed.