CVE-2020-13300

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.

CVSS v3.0 10.0 CRITICAL
CVSS v2.0 6.4 MEDIUM

10.0^/10

CVSS v3.0 : CRITICAL

Vector :

Exploitability : 3.9 / Impact : 5.8

Attack Vector NETWORK

Attack Complexity LOW

Privileges Required NONE

User Interaction NONE

Confidentiality Impact HIGH

Integrity Impact HIGH

Availability Impact NONE

Scope CHANGED

6.4^/10

CVSS v2.0 : MEDIUM

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

Exploitability : 10.0 / Impact : 4.9

Access Vector NETWORK

Access Complexity LOW

Authentication NONE

Confidentiality Impact PARTIAL

Integrity Impact PARTIAL

Availability Impact NONE

References

Link	Resource
https://gitlab.com/gitlab-org/gitlab/-/issues/219931	Broken Link
https://hackerone.com/reports/884766	Permissions Required Third Party Advisory
https://gitlab.com/gitlab-org/cves/-/blob/master/2020/CVE-2020-13300.json	Vendor Advisory

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Configurations

Configuration 1 (hide)

OR	cpe:2.3:a:gitlab:gitlab:::::community:::*
	cpe:2.3:a:gitlab:gitlab:::::enterprise:::*

Information

Published : 2020-09-14 12:15

Updated : 2023-02-03 10:53

NVD link : CVE-2020-13300

Mitre link : CVE-2020-13300

JSON object : View

CWE

CWE-863

Incorrect Authorization

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Products Affected

gitlab

gitlab

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