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CVE-2021-39890

Good to know:

Date: December 6, 2021

It was possible to bypass 2FA for LDAP users and access some specific pages with Basic Authentication in GitLab 14.1.1 and above.

Language: Ruby

Severity Score

9.8

Related Resources (5)

Url: https://people.canonical.com/~ubuntu-security/cve/CVE-2021-39890

Url: https://gitlab.com/gitlab-org/cves/-/blob/master/2021/CVE-2021-39890.json

Url: https://nvd.nist.gov/vuln/detail/CVE-2021-39890

Url: https://gitlab.com/gitlab-org/gitlab/-/issues/341522

Url: https://www.mend.io/vulnerability-database/CVE-2021-39890

Severity Score

9.8

Weakness Type (CWE)

Authentication Issues

CWE-287

Top Fix

Upgrade Version

Upgrade to version v14.1.7-ee,v14.2.5-ee,v14.3.1-ee

CVSS v3.1

Base Score:	9.8
Attack Vector (AV):	NETWORK
Attack Complexity (AC):	LOW
Privileges Required (PR):	NONE
User Interaction (UI):	NONE
Scope (S):	UNCHANGED
Confidentiality (C):	HIGH
Integrity (I):	HIGH
Availability (A):	HIGH

CVSS v2

Base Score:	7.5
Access Vector (AV):	NETWORK
Access Complexity (AC):	LOW
Authentication (AU):	NONE
Confidentiality (C):	PARTIAL
Integrity (I):	PARTIAL
Availability (A):	PARTIAL
Additional information:

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