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GoogleOSV:BIT-GITLAB-2020-13300

HistoryMar 06, 2024 - 11:22 a.m.

BIT-gitlab-2020-13300

2024-03-0611:22:36

Google

osv.dev

gitlab

ce/ee

vulnerability

oauth

authorization

scope change

6.4 Medium

CVSS2

Attack Vector

NETWORK

Attack Complexity

LOW

Authentication

NONE

Confidentiality Impact

PARTIAL

Integrity Impact

PARTIAL

Availability Impact

NONE

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

10 High

CVSS3

Attack Vector

NETWORK

Attack Complexity

LOW

Privileges Required

NONE

User Interaction

NONE

Scope

CHANGED

Confidentiality Impact

HIGH

Integrity Impact

HIGH

Availability Impact

NONE

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

6.5 Medium

AI Score

Confidence

High

0.002 Low

EPSS

Percentile

56.8%

JSON

GitLab CE/EE version 13.3 prior to 13.3.4 was vulnerable to an OAuth authorization scope change without user consent in the middle of the authorization flow.

CPENameOperatorVersion
gitlabge13.3.0
gitlablt13.3.4

CPE	Name	Operator	Version
	gitlab	ge	13.3.0
	gitlab	lt	13.3.4

References

gitlab.com/gitlab-org/cves/-/blob/master/2020/CVE-2020-13300.json

gitlab.com/gitlab-org/gitlab/-/issues/219931

hackerone.com/reports/884766

6.4 Medium

CVSS2

Attack Vector

NETWORK

Attack Complexity

LOW

Authentication

NONE

Confidentiality Impact

PARTIAL

Integrity Impact

PARTIAL

Availability Impact

NONE

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

10 High

CVSS3

Attack Vector

NETWORK

Attack Complexity

LOW

Privileges Required

NONE

User Interaction

NONE

Scope

CHANGED

Confidentiality Impact

HIGH

Integrity Impact

HIGH

Availability Impact

NONE

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

6.5 Medium

AI Score

Confidence

High

0.002 Low

EPSS

Percentile

56.8%

JSON

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