What is the severity of CVE-2021-22171?

CVE-2021-22171 has a high severity rating due to its potential to allow API token theft.

How do I fix CVE-2021-22171?

To fix CVE-2021-22171, upgrade your GitLab installation to version 13.5.6 or above, or to version 13.6.4 or above, depending on your current version.

What types of GitLab are affected by CVE-2021-22171?

CVE-2021-22171 affects both GitLab Community Edition and GitLab Enterprise Edition versions from 11.5.0 to 13.7.2.

How does CVE-2021-22171 exploit insufficient validation?

CVE-2021-22171 exploits insufficient validation of authentication parameters, allowing attackers to manipulate links to steal API tokens.

What impact does CVE-2021-22171 have on users?

The impact of CVE-2021-22171 includes the potential unauthorized access to user accounts and data due to stolen API tokens.

Vulnerability/
CVE-2021-22171

high

7.3

CWE

287

15/1/2021

3/8/2024

CVE-2021-22171

First published: Fri Jan 15 2021(Updated: )

Insufficient validation of authentication parameters in GitLab Pages for GitLab 11.5+ allows an attacker to steal a victim's API token if they click on a maliciously crafted link

Credit: cve@gitlab.com

Affected Software	Affected Version	How to fix
GitLab	>=11.5.0<13.5.6
GitLab	>=11.5.0<13.5.6
GitLab	>=13.6.0<13.6.4
GitLab	>=13.6.0<13.6.4
GitLab	>=13.7.0<13.7.2
GitLab	>=13.7.0<13.7.2

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Reference Links

Frequently Asked Questions

What is the severity of CVE-2021-22171?
CVE-2021-22171 has a high severity rating due to its potential to allow API token theft.
How do I fix CVE-2021-22171?
To fix CVE-2021-22171, upgrade your GitLab installation to version 13.5.6 or above, or to version 13.6.4 or above, depending on your current version.
What types of GitLab are affected by CVE-2021-22171?
CVE-2021-22171 affects both GitLab Community Edition and GitLab Enterprise Edition versions from 11.5.0 to 13.7.2.
How does CVE-2021-22171 exploit insufficient validation?
CVE-2021-22171 exploits insufficient validation of authentication parameters, allowing attackers to manipulate links to steal API tokens.
What impact does CVE-2021-22171 have on users?
The impact of CVE-2021-22171 includes the potential unauthorized access to user accounts and data due to stolen API tokens.

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agent/weakness
agent/author
agent/softwarecombine
agent/description
collector/mitre-cve
source/MITRE
agent/last-modified-date
agent/severity
agent/event
agent/first-publish-date
agent/source
agent/tags
collector/nvd-index
agent/software-canonical-lookup-request
vendor/gitlab
canonical/gitlab
version/gitlab/11.5.0
version/gitlab/13.6.0
version/gitlab/13.7.0

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Frequently Asked Questions

What is the severity of CVE-2021-22171?
CVE-2021-22171 has a high severity rating due to its potential to allow API token theft.
How do I fix CVE-2021-22171?
To fix CVE-2021-22171, upgrade your GitLab installation to version 13.5.6 or above, or to version 13.6.4 or above, depending on your current version.
What types of GitLab are affected by CVE-2021-22171?
CVE-2021-22171 affects both GitLab Community Edition and GitLab Enterprise Edition versions from 11.5.0 to 13.7.2.
How does CVE-2021-22171 exploit insufficient validation?
CVE-2021-22171 exploits insufficient validation of authentication parameters, allowing attackers to manipulate links to steal API tokens.
What impact does CVE-2021-22171 have on users?
The impact of CVE-2021-22171 includes the potential unauthorized access to user accounts and data due to stolen API tokens.