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GoogleOSV:BIT-GITLAB-2021-39896

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

BIT-gitlab-2021-39896

2024-03-0611:18:13

Google

osv.dev

gitlab

vulnerability

impersonation

repudiation

5.5 Medium

CVSS2

Attack Vector

NETWORK

Attack Complexity

LOW

Authentication

SINGLE

Confidentiality Impact

PARTIAL

Integrity Impact

PARTIAL

Availability Impact

NONE

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

3.8 Low

CVSS3

Attack Vector

NETWORK

Attack Complexity

LOW

Privileges Required

HIGH

User Interaction

NONE

Scope

UNCHANGED

Confidentiality Impact

LOW

Integrity Impact

LOW

Availability Impact

NONE

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

6.5 Medium

AI Score

Confidence

Low

0.001 Low

EPSS

Percentile

23.0%

JSON

In all versions of GitLab CE/EE since version 8.0, when an admin uses the impersonate feature twice and stops impersonating, the admin may be logged in as the second user they impersonated, which may lead to repudiation issues.

CPENameOperatorVersion
gitlabge14.2.0
gitlabge14.3.0
gitlablt14.1.7
gitlablt14.2.5
gitlabge8.0.0
gitlablt14.3.1

Name	Operator	Version
gitlab	ge	14.2.0
gitlab	ge	14.3.0
gitlab	lt	14.1.7
gitlab	lt	14.2.5
gitlab	ge	8.0.0
gitlab	lt	14.3.1

References

gitlab.com/gitlab-org/cves/-/blob/master/2021/CVE-2021-39896.json

gitlab.com/gitlab-org/gitlab/-/issues/339362

5.5 Medium

CVSS2

Attack Vector

NETWORK

Attack Complexity

LOW

Authentication

SINGLE

Confidentiality Impact

PARTIAL

Integrity Impact

PARTIAL

Availability Impact

NONE

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

3.8 Low

CVSS3

Attack Vector

NETWORK

Attack Complexity

LOW

Privileges Required

HIGH

User Interaction

NONE

Scope

UNCHANGED

Confidentiality Impact

LOW

Integrity Impact

LOW

Availability Impact

NONE

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

6.5 Medium

AI Score

Confidence

Low

0.001 Low

EPSS

Percentile

23.0%

JSON

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