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GoogleOSV:BIT-GITLAB-2021-22252

HistoryMar 06, 2024 - 11:19 a.m.

BIT-gitlab-2021-22252

2024-03-0611:19:08

Google

osv.dev

gitlab

confusion

unauthorized access

protected

ci variables

developers

maintainers

software

4 Medium

CVSS2

Attack Vector

NETWORK

Attack Complexity

LOW

Authentication

SINGLE

Confidentiality Impact

PARTIAL

Integrity Impact

NONE

Availability Impact

NONE

AV:N/AC:L/Au:S/C:P/I:N/A:N

6.5 Medium

CVSS3

Attack Vector

NETWORK

Attack Complexity

LOW

Privileges Required

LOW

User Interaction

NONE

Scope

UNCHANGED

Confidentiality Impact

HIGH

Integrity Impact

NONE

Availability Impact

NONE

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

6.2 Medium

AI Score

Confidence

Low

0.001 Low

EPSS

Percentile

39.0%

JSON

A confusion between tag and branch names in GitLab CE/EE affecting all versions since 13.7 allowed a Developer to access protected CI variables which should only be accessible to Maintainers

CPENameOperatorVersion
gitlabge13.7.0
gitlablt13.12.9
gitlabge14.1.0
gitlabge14.0.0
gitlablt14.1.2
gitlablt14.0.7

Name	Operator	Version
gitlab	ge	13.7.0
gitlab	lt	13.12.9
gitlab	ge	14.1.0
gitlab	ge	14.0.0
gitlab	lt	14.1.2
gitlab	lt	14.0.7

References

gitlab.com/gitlab-org/cves/-/blob/master/2021/CVE-2021-22252.json

gitlab.com/gitlab-org/gitlab/-/issues/330364

hackerone.com/reports/1186135

4 Medium

CVSS2

Attack Vector

NETWORK

Attack Complexity

LOW

Authentication

SINGLE

Confidentiality Impact

PARTIAL

Integrity Impact

NONE

Availability Impact

NONE

AV:N/AC:L/Au:S/C:P/I:N/A:N

6.5 Medium

CVSS3

Attack Vector

NETWORK

Attack Complexity

LOW

Privileges Required

LOW

User Interaction

NONE

Scope

UNCHANGED

Confidentiality Impact

HIGH

Integrity Impact

NONE

Availability Impact

NONE

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

6.2 Medium

AI Score

Confidence

Low

0.001 Low

EPSS

Percentile

39.0%

JSON

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