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CVE-2020-13335

Date: October 7, 2020

Improper group membership validation when deleting a user account in GitLab >=7.12 allows a user to delete own account without deleting/transferring their group.

Language: Ruby

Severity Score

4.3

Related Resources (6)

Url: https://gitlab.com/gitlab-org/gitlab/-/issues/27231

Url: https://hackerone.com/reports/503823

Url: https://people.canonical.com/~ubuntu-security/cve/CVE-2020-13335

Url: https://nvd.nist.gov/vuln/detail/CVE-2020-13335

Url: https://gitlab.com/gitlab-org/cves/-/blob/master/2020/CVE-2020-13335.json

Url: https://www.mend.io/vulnerability-database/CVE-2020-13335

Severity Score

4.3

Weakness Type (CWE)

Improper Authentication

CWE-287

Incorrect Authorization

CWE-863

CVSS v3.1

Base Score:	4.3
Attack Vector (AV):	NETWORK
Attack Complexity (AC):	LOW
Privileges Required (PR):	LOW
User Interaction (UI):	NONE
Scope (S):	UNCHANGED
Confidentiality (C):	NONE
Integrity (I):	LOW
Availability (A):	NONE

CVSS v2

Base Score:	4.0
Access Vector (AV):	NETWORK
Access Complexity (AC):	LOW
Authentication (AU):	SINGLE
Confidentiality (C):	NONE
Integrity (I):	PARTIAL
Availability (A):	NONE
Additional information:

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