What is the severity of CVE-2021-39884?

CVE-2021-39884 has a medium severity level as it allows low privileged users to see private group names associated with a project.

How do I fix CVE-2021-39884?

To fix CVE-2021-39884, upgrade your GitLab installation to version 14.1.8, 14.2.6, or 14.3.2 or later.

Who is affected by CVE-2021-39884?

CVE-2021-39884 affects all users of GitLab EE versions from 8.13.0 up to 14.1.7, as well as certain affected versions within 14.2.x and 14.3.x.

How can I determine if I am vulnerable to CVE-2021-39884?

Check if your GitLab version falls within the affected ranges specified in CVE-2021-39884 to determine vulnerability.

Vulnerability/
CVE-2021-39884

medium

4.3

5/10/2021

4/8/2024

CVE-2021-39884

Q: What can attackers do with CVE-2021-39884?

Attackers can exploit CVE-2021-39884 to enumerate the names of private groups that have access to a project, potentially leading to information disclosure.

First published: Tue Oct 05 2021(Updated: )

In all versions of GitLab EE since version 8.13, an endpoint discloses names of private groups that have access to a project to low privileged users that are part of that project.

Credit: cve@gitlab.com

Affected Software	Affected Version	How to fix
GitLab	>=8.13.0<14.1.7
GitLab	>=8.13.0<14.1.7
GitLab	>=14.2.0<14.2.5
GitLab	>=14.2.0<14.2.5
GitLab	>=14.3.0<14.3.1
GitLab	>=14.3.0<14.3.1

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Frequently Asked Questions

What is the severity of CVE-2021-39884?
CVE-2021-39884 has a medium severity level as it allows low privileged users to see private group names associated with a project.
How do I fix CVE-2021-39884?
To fix CVE-2021-39884, upgrade your GitLab installation to version 14.1.8, 14.2.6, or 14.3.2 or later.
Who is affected by CVE-2021-39884?
CVE-2021-39884 affects all users of GitLab EE versions from 8.13.0 up to 14.1.7, as well as certain affected versions within 14.2.x and 14.3.x.
What can attackers do with CVE-2021-39884?
Attackers can exploit CVE-2021-39884 to enumerate the names of private groups that have access to a project, potentially leading to information disclosure.
How can I determine if I am vulnerable to CVE-2021-39884?
Check if your GitLab version falls within the affected ranges specified in CVE-2021-39884 to determine vulnerability.

agent/type
agent/references
agent/author
agent/softwarecombine
agent/description
collector/mitre-cve
source/MITRE
agent/severity
agent/last-modified-date
agent/first-publish-date
agent/event
agent/source
agent/tags
collector/nvd-index
agent/software-canonical-lookup-request
vendor/gitlab
canonical/gitlab
version/gitlab/8.13.0
version/gitlab/14.2.0
version/gitlab/14.3.0

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Frequently Asked Questions

What is the severity of CVE-2021-39884?
CVE-2021-39884 has a medium severity level as it allows low privileged users to see private group names associated with a project.
How do I fix CVE-2021-39884?
To fix CVE-2021-39884, upgrade your GitLab installation to version 14.1.8, 14.2.6, or 14.3.2 or later.
Who is affected by CVE-2021-39884?
CVE-2021-39884 affects all users of GitLab EE versions from 8.13.0 up to 14.1.7, as well as certain affected versions within 14.2.x and 14.3.x.
What can attackers do with CVE-2021-39884?
Attackers can exploit CVE-2021-39884 to enumerate the names of private groups that have access to a project, potentially leading to information disclosure.
How can I determine if I am vulnerable to CVE-2021-39884?
Check if your GitLab version falls within the affected ranges specified in CVE-2021-39884 to determine vulnerability.