What is CVE-2021-20262?

CVE-2021-20262 is a vulnerability in Keycloak 12.0.0 that allows an attacker to take over an account if they can obtain temporary physical access to a user's browser.

What is the severity of CVE-2021-20262?

The severity of CVE-2021-20262 is medium with a CVSS score of 6.8.

Which software versions are affected by CVE-2021-20262?

Keycloak 12.0.0 and Single Sign-on 7.0 are affected by CVE-2021-20262.

How do I mitigate the vulnerability CVE-2021-20262?

To mitigate CVE-2021-20262, it is recommended to update Keycloak to version 12.0.4 or apply any relevant patches provided by the vendor.

Where can I find more information about CVE-2021-20262?

You can find more information about CVE-2021-20262 on the NIST National Vulnerability Database, Red Hat Bugzilla, and GitHub Advisories.

Vulnerability/
CVE-2021-20262

medium

6.8

CWE

306

1/3/2021

9/3/2021

12/3/2021

7/7/2023

CVE-2021-20262

First published: Mon Mar 01 2021(Updated: )

Re-authentication is missing while updating the password. This may cause account takeover if any attacker get the temporary physical access to a user's browser. <a href="https://issues.redhat.com/browse/KEYCLOAK-17250">https://issues.redhat.com/browse/KEYCLOAK-17250</a>

Credit: secalert@redhat.com secalert@redhat.com

Affected Software	Affected Version	How to fix
Redhat Keycloak	=12.0.0
Redhat Single Sign-on	=7.0

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Frequently Asked Questions

What is CVE-2021-20262?
CVE-2021-20262 is a vulnerability in Keycloak 12.0.0 that allows an attacker to take over an account if they can obtain temporary physical access to a user's browser.
What is the severity of CVE-2021-20262?
The severity of CVE-2021-20262 is medium with a CVSS score of 6.8.
Which software versions are affected by CVE-2021-20262?
Keycloak 12.0.0 and Single Sign-on 7.0 are affected by CVE-2021-20262.
How do I mitigate the vulnerability CVE-2021-20262?
To mitigate CVE-2021-20262, it is recommended to update Keycloak to version 12.0.4 or apply any relevant patches provided by the vendor.
Where can I find more information about CVE-2021-20262?
You can find more information about CVE-2021-20262 on the NIST National Vulnerability Database, Red Hat Bugzilla, and GitHub Advisories.

collector/redhat-bugzilla
alias/CVE-2021-20262
collector/nvd-cve
collector/nvd-index
collector/github-advisory-latest
alias/GHSA-xf46-8vvp-4hxx
agent/author
agent/description
agent/event
agent/first-publish-date
agent/last-modified-date
agent/references
agent/severity
agent/softwarecombine
agent/tags
agent/type
agent/weakness
vendor/redhat
canonical/redhat keycloak
version/redhat keycloak/12.0.0
canonical/redhat single sign-on
version/redhat single sign-on/7.0
package-manager/maven

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