CVE-2021-22168 : A regular expression denial of service issue has been discovered in NuGet API af

A regular expression denial of service issue has been discovered in NuGet API affecting all versions of GitLab starting from version 12.8.

Published 2021-01-15 16:15:13

Updated 2021-01-22 15:41:44

Source GitLab Inc.

View at NVD, CVE.org

Vulnerability category: Denial of service

Products affected by CVE-2021-22168

Gitlab » Gitlab » Enterprise Edition
Versions from including (>=) 13.6.0 and before (<) 13.6.4
cpe:2.3:a:gitlab:gitlab:*:*:*:*:enterprise:*:*:*
Matching versions
Gitlab » Gitlab » Community Edition
Versions from including (>=) 12.8.0 and before (<) 13.5.6
cpe:2.3:a:gitlab:gitlab:*:*:*:*:community:*:*:*
Matching versions
Gitlab » Gitlab » Enterprise Edition
Versions from including (>=) 13.7.0 and before (<) 13.7.2
cpe:2.3:a:gitlab:gitlab:*:*:*:*:enterprise:*:*:*
Matching versions
Gitlab » Gitlab » Enterprise Edition
Versions from including (>=) 12.8.0 and before (<) 13.5.6
cpe:2.3:a:gitlab:gitlab:*:*:*:*:enterprise:*:*:*
Matching versions
Gitlab » Gitlab » Community Edition
Versions from including (>=) 13.7.0 and before (<) 13.7.2
cpe:2.3:a:gitlab:gitlab:*:*:*:*:community:*:*:*
Matching versions
Gitlab » Gitlab » Community Edition
Versions from including (>=) 13.6.0 and before (<) 13.6.4
cpe:2.3:a:gitlab:gitlab:*:*:*:*:community:*:*:*
Matching versions

EPSS FAQ

0.15%

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

~ 32 %

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

Base Score	Base Severity	CVSS Vector	Exploitability Score	Impact Score	Score Source
4.0	MEDIUM	AV:N/AC:L/Au:S/C:N/I:N/A:P	8.0	2.9	NIST
Access Vector: Network Access Complexity: Low Authentication: Single Confidentiality Impact: None Integrity Impact: None Availability Impact: Partial
4.3	MEDIUM	CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:L	2.8	1.4	GitLab Inc.
Attack Vector: Network Attack Complexity: Low Privileges Required: Low User Interaction: None Scope: Unchanged Confidentiality: None Integrity: None Availability: Low
6.5	MEDIUM	CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H	2.8	3.6	NIST
Attack Vector: Network Attack Complexity: Low Privileges Required: Low User Interaction: None Scope: Unchanged Confidentiality: None Integrity: None Availability: High

CWE-400 Uncontrolled Resource Consumption

The product does not properly control the allocation and maintenance of a limited resource.

Assigned by: nvd@nist.gov (Primary)

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