CVE-2020-13334 : In GitLab versions prior to 13.2.10, 13.3.7 and 13.4.2, improper authorization checks allow a non-member of a project/gr

In GitLab versions prior to 13.2.10, 13.3.7 and 13.4.2, improper authorization checks allow a non-member of a project/group to change the confidentiality attribute of issue via mutation GraphQL query

Published 2020-10-07 14:15:12

Updated 2020-10-15 16:17:33

Source GitLab Inc.

View at NVD, CVE.org

Exploit prediction scoring system (EPSS) score for CVE-2020-13334

EPSS FAQ

0.18%

Probability of exploitation activity in the next 30 days EPSS Score History

~ 56 %

Percentile, the proportion of vulnerabilities that are scored at or less

CVSS scores for CVE-2020-13334

Base Score	Base Severity	CVSS Vector	Exploitability Score	Impact Score	Score Source
5.0	MEDIUM	AV:N/AC:L/Au:N/C:N/I:P/A:N	10.0	2.9	NIST
Access Vector: Network Access Complexity: Low Authentication: None Confidentiality Impact: None Integrity Impact: Partial Availability Impact: None
5.9	MEDIUM	CVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:U/C:H/I:N/A:N	2.2	3.6	GitLab Inc.
Attack Vector: Network Attack Complexity: High Privileges Required: None User Interaction: None Scope: Unchanged Confidentiality: High Integrity: None Availability: None
7.5	HIGH	CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:H/A:N	3.9	3.6	NIST
Attack Vector: Network Attack Complexity: Low Privileges Required: None User Interaction: None Scope: Unchanged Confidentiality: None Integrity: High Availability: None

CWE ids for CVE-2020-13334

CWE-863 Incorrect Authorization

The product performs an authorization check when an actor attempts to access a resource or perform an action, but it does not correctly perform the check. This allows attackers to bypass intended access restrictions.

Assigned by: nvd@nist.gov (Primary)

References for CVE-2020-13334

Products affected by CVE-2020-13334

Gitlab » Gitlab » Community Edition
Versions from including (>=) 13.3.0 and before (<) 13.3.7
cpe:2.3:a:gitlab:gitlab:*:*:*:*:community:*:*:*
Matching versions
Gitlab » Gitlab » Community Edition
Versions from including (>=) 13.4.0 and before (<) 13.4.2
cpe:2.3:a:gitlab:gitlab:*:*:*:*:community:*:*:*
Matching versions
Gitlab » Gitlab » Enterprise Edition
Versions from including (>=) 8.6.0 and before (<) 13.2.10
cpe:2.3:a:gitlab:gitlab:*:*:*:*:enterprise:*:*:*
Matching versions
Gitlab » Gitlab » Enterprise Edition
Versions from including (>=) 13.3.0 and before (<) 13.3.7
cpe:2.3:a:gitlab:gitlab:*:*:*:*:enterprise:*:*:*
Matching versions
Gitlab » Gitlab » Enterprise Edition
Versions from including (>=) 13.4.0 and before (<) 13.4.2
cpe:2.3:a:gitlab:gitlab:*:*:*:*:enterprise:*:*:*
Matching versions
Gitlab » Gitlab » Community Edition
Versions from including (>=) 8.6.0 and before (<) 13.2.10
cpe:2.3:a:gitlab:gitlab:*:*:*:*:community:*:*:*
Matching versions

Vulnerability Details : CVE-2020-13334

Exploit prediction scoring system (EPSS) score for CVE-2020-13334

CVSS scores for CVE-2020-13334

CWE ids for CVE-2020-13334

References for CVE-2020-13334

Products affected by CVE-2020-13334