CVE-2020-13300: Critical severity gitlab vulnerability

Published Sep 14, 2020
·
Updated

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.

Affected Software

2 affected components
GitLab GitLab>=13.3.0<13.3.4
GitLab GitLab>=13.3.0<13.3.4

Event History

Sep 14, 2020
CVE Published
via MITRE·06:34 PM
Data Sourced
via MITRE·06:34 PM
DescriptionSeverityWeakness

Frequently Asked Questions

1

What is the severity of CVE-2020-13300?

CVE-2020-13300 has been classified as a high severity vulnerability.

2

How do I fix CVE-2020-13300?

To fix CVE-2020-13300, you should update GitLab CE/EE to version 13.3.4 or later.

3

What is the impact of CVE-2020-13300 on users?

CVE-2020-13300 allows unauthorized changes to OAuth authorization scopes during the user authorization process.

4

Which versions of GitLab are affected by CVE-2020-13300?

CVE-2020-13300 affects GitLab CE/EE versions from 13.3.0 to 13.3.3.

5

Is user consent required for OAuth authorization changes in CVE-2020-13300?

CVE-2020-13300 indicates that OAuth authorization scope changes can occur without user consent.

Contact

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