What is the CVSS score of CVE-2021-42837?

CVE-2021-42837 has a CVSS 3.1 base score of 9.8 (Critical). CVSS vector: CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H. EPSS exploitation probability: 1.2%.

Data Catalog CVE-2021-42837

CRITICAL

Improper Authentication (CWE-287)

2021-11-05 cve@mitre.org

Authentication Bypass Data Catalog

9.8

CVSS 3.1 · NVD

Severity by source

NVD PRIMARY

9.8 CRITICAL

AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H

Primary rating from NVD · only source for this CVE.

CVSS VectorNVD

CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H

Attack Vector

Network

Attack Complexity

Low

Privileges Required

None

User Interaction

None

Scope

Unchanged

Confidentiality

High

Integrity

High

Availability

High

Lifecycle Timeline

CVE Published

Nov 05, 2021 - 18:15 nvd

CRITICAL 9.8

DescriptionNVD

An issue was discovered in Talend Data Catalog before 7.3-20210930. After setting up SAML/OAuth, authentication is not correctly enforced on the native login page. Any valid user from the SAML/OAuth provider can be used as the username with an arbitrary password, and login will succeed.

AnalysisAI

An issue was discovered in Talend Data Catalog before 7.3-20210930. Rated critical severity (CVSS 9.8), this vulnerability is remotely exploitable, no authentication required, low attack complexity. No vendor patch available.

Technical ContextAI

This vulnerability is classified as Improper Authentication (CWE-287), which allows attackers to bypass authentication mechanisms to gain unauthorized access. An issue was discovered in Talend Data Catalog before 7.3-20210930. After setting up SAML/OAuth, authentication is not correctly enforced on the native login page. Any valid user from the SAML/OAuth provider can be used as the username with an arbitrary password, and login will succeed. Affected products include: Talend Data Catalog. Version information: before 7.3.

RemediationAI

No vendor patch is available at time of analysis. Monitor vendor advisories for updates. Implement multi-factor authentication, enforce strong password policies, use proven authentication frameworks.