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GoogleOSV:BIT-GITLAB-2021-39903

HistoryMar 06, 2024 - 11:18 a.m.

BIT-gitlab-2021-39903

2024-03-0611:18:05

Google

osv.dev

gitlab

api

privilege escalation

4 Medium

CVSS2

Attack Vector

NETWORK

Attack Complexity

LOW

Authentication

SINGLE

Confidentiality Impact

NONE

Integrity Impact

PARTIAL

Availability Impact

NONE

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

6.5 Medium

CVSS3

Attack Vector

NETWORK

Attack Complexity

LOW

Privileges Required

LOW

User Interaction

NONE

Scope

UNCHANGED

Confidentiality Impact

NONE

Integrity Impact

HIGH

Availability Impact

NONE

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

6.4 Medium

AI Score

Confidence

Low

0.001 Low

EPSS

Percentile

29.6%

JSON

In all versions of GitLab CE/EE since version 13.0, a privileged user, through an API call, can change the visibility level of a group or a project to a restricted option even after the instance administrator sets that visibility option as restricted in settings.

CPENameOperatorVersion
gitlabge13.0.0
gitlablt14.2.6
gitlabge14.4.0
gitlable14.4.0
gitlabge14.3.0
gitlablt14.3.4

Name	Operator	Version
gitlab	ge	13.0.0
gitlab	lt	14.2.6
gitlab	ge	14.4.0
gitlab	le	14.4.0
gitlab	ge	14.3.0
gitlab	lt	14.3.4

References

gitlab.com/gitlab-org/cves/-/blob/master/2021/CVE-2021-39903.json

gitlab.com/gitlab-org/gitlab/-/issues/300017

hackerone.com/reports/1086781

4 Medium

CVSS2

Attack Vector

NETWORK

Attack Complexity

LOW

Authentication

SINGLE

Confidentiality Impact

NONE

Integrity Impact

PARTIAL

Availability Impact

NONE

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

6.5 Medium

CVSS3

Attack Vector

NETWORK

Attack Complexity

LOW

Privileges Required

LOW

User Interaction

NONE

Scope

UNCHANGED

Confidentiality Impact

NONE

Integrity Impact

HIGH

Availability Impact

NONE

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

6.4 Medium

AI Score

Confidence

Low

0.001 Low

EPSS

Percentile

29.6%

JSON

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