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UK Cyber Defence
VulnerabilityAnalyzed

CVE-2020-4427

IBM Data Risk Manager Security Bypass Vulnerability

KEVCRITICAL 9.8EPSS 70.0%

Does this matter?

Known to be exploited in the wild (CISA KEV, CISA remediation deadline 3 May 2022). Treat as an emergency change: patch or isolate now, then hunt for prior compromise.

Description

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 exploit this vulnerability to bypass the authentication process and gain full administrative access to the system. IBM X-Force ID: 180532.

CVSS 3.1
9.8 CRITICALCVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H
EPSS
70.03% probability · 99th percentile
CISA KEV
Listed 3 November 2021 · due 3 May 2022
Weakness
CWE-287
Affected
ibm/data risk manager
Source
psirt@us.ibm.com

CISA notes

Apply updates per vendor instructions. https://nvd.nist.gov/vuln/detail/CVE-2020-4427

Source: NVD record, EPSS from FIRST.org, KEV from CISA. Refreshed daily.