CVE-2021-39893: High severity GitLab GitLab vulnerability

Published Oct 5, 2021
·
Updated

A potential DOS vulnerability was discovered in GitLab starting with version 9.1 that allowed parsing files without authorisation.

Affected Software

6 affected components
GitLab GitLab>=9.1.0<14.1.7
GitLab GitLab>=9.1.0<14.1.7
GitLab GitLab>=14.2.0<14.2.5
GitLab GitLab>=14.2.0<14.2.5
GitLab GitLab>=14.3.0<14.3.1
GitLab GitLab>=14.3.0<14.3.1

Event History

Oct 5, 2021
CVE Published
via MITRE·12:18 PM
Data Sourced
via MITRE·12:18 PM
DescriptionSeverityWeakness
Data Sourced
via NVD·01:15 PM
DescriptionSeverityWeaknessAffected Software

Frequently Asked Questions

1

What is CVE-2021-39893?

CVE-2021-39893 is a potential Denial of Service (DoS) vulnerability discovered in GitLab starting with version 9.1 that allows parsing files without authorization.

2

Which versions of GitLab are affected by CVE-2021-39893?

GitLab versions between 9.1.0 and 14.1.7, 14.2.0 and 14.2.5, and 14.3.0 and 14.3.1 are affected by CVE-2021-39893.

3

What is the severity of CVE-2021-39893?

CVE-2021-39893 has a severity rating of high, with a value of 7.5.

4

How can I fix CVE-2021-39893?

To fix CVE-2021-39893, it is recommended to upgrade GitLab to a version that is not affected by the vulnerability.

5

Where can I find more information about CVE-2021-39893?

You can find more information about CVE-2021-39893 on the GitLab official website.

Contact

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