CVE-2021-39868: Input Validation

Published Oct 4, 2021
·
Updated

In all versions of GitLab CE/EE since version 8.12, an authenticated low-privileged malicious user may create a project with unlimited repository size by modifying values in a project export.

Affected Software

6 affected components
GitLab GitLab>=8.12.0<14.1.7
GitLab GitLab>=8.12.0<14.1.7
GitLab GitLab>=14.2.0<14.2.5
GitLab GitLab>=14.2.0<14.2.5
GitLab GitLab=4.3.0
GitLab GitLab=4.3.0

Event History

Oct 4, 2021
CVE Published
via MITRE·04:55 PM
Data Sourced
via MITRE·04:55 PM
DescriptionSeverityWeakness
Data Sourced
via NVD·05:15 PM
DescriptionSeverityWeaknessAffected Software

Frequently Asked Questions

1

What is the severity of CVE-2021-39868?

CVE-2021-39868 is classified as a low severity vulnerability affecting GitLab CE/EE.

2

How do I fix CVE-2021-39868?

To fix CVE-2021-39868, upgrade GitLab to version 14.1.7 or later for 14.1.x and to 14.2.5 or later for 14.2.x.

3

Who is affected by CVE-2021-39868?

CVE-2021-39868 affects all authenticated low-privileged users of GitLab CE/EE versions between 8.12 and 14.1.7, and 14.2.0 to 14.2.5.

4

What exploit can be performed due to CVE-2021-39868?

An authenticated low-privileged malicious user can exploit CVE-2021-39868 to create a project with unlimited repository size.

5

What versions of GitLab are vulnerable to CVE-2021-39868?

GitLab CE/EE versions from 8.12.0 up to 14.1.7 and from 14.2.0 to 14.2.5 are vulnerable to CVE-2021-39868.

Contact

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