CVE-2021-33333 Liferay Portal and Liferay DXP Fails to Check User Permissions for Workflow Submissions

Medium 6.3 Published Updated

Authenticated users can view and delete workflow submissions in Liferay Portal due to missing permission checks.

Exploited in the wild
Not known
Login needed
Any signed-in user
Attackable
Over the internet
Victim action needed
Not needed
Fix
Available

What is CVE-2021-33333?

CVE-2021-33333 is a medium-severity missing authorization vulnerability in Liferay Digital Experience Platform, published on 3 Aug 2021. Any signed-in user can exploit it over the network, with no action from the victim.

Official description

The Portal Workflow module in Liferay Portal 7.3.2 and earlier, and Liferay DXP 7.0 before fix pack 93, 7.1 before fix pack 19 and 7.2 before fix pack 6, does not properly check user permission, which allows remote authenticated users to view and delete workflow submissions via crafted URLs.

Weakness: CWE-276

Which versions are affected by CVE-2021-33333?

8 open source packages ship an affected version, including com.liferay.portal:release.dxp.bom and com.liferay.portal:release.portal.bom. It affects 2 products.

PackageAffectedFixed in
com.liferay.portal:release.dxp.bom MavenAll versions7.0.10.fp93
com.liferay.portal:release.dxp.bom MavenAll versions7.0.10.fp93
com.liferay.portal:release.dxp.bom MavenFrom 7.1.07.1.10.fp19
com.liferay.portal:release.dxp.bom MavenFrom 7.1.07.1.10.fp19
com.liferay.portal:release.dxp.bom MavenFrom 7.2.07.2.10.fp6
com.liferay.portal:release.dxp.bom MavenFrom 7.2.07.2.10.fp6
2 more packages
com.liferay.portal:release.portal.bom MavenAll versions to 7.3.2None
com.liferay.portal:release.portal.bom MavenAll versions to 7.3.2None

Products include Liferay Digital Experience Platform, Liferay Liferay Portal.

How do I fix CVE-2021-33333?

Upgrade com.liferay.portal:release.dxp.bom to a fixed version for your release line: 7.0.10.fp93, 7.1.10.fp19 or 7.2.10.fp6.

Upgrade, and check permissions on every request on the server, not only in the interface. More about Missing authorization.

Is CVE-2021-33333 being exploited?

There is no known exploitation of CVE-2021-33333 in the wild and no public exploit code.

All Liferay Digital Experience Platform vulnerabilities

Sources

Also known as GHSA-g7xc-m762-wg8f.

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