CVE-2021-29052 Liferay Portal and Liferay DXP Fails to Check Permissions

What is CVE-2021-29052?

CVE-2021-29052 is a medium-severity missing authorization vulnerability in Liferay Liferay Portal, published on 17 May 2021. Any signed-in user can exploit it over the network, with no action from the victim.

Official description

The Data Engine module in Liferay Portal 7.3.0 through 7.3.5, and Liferay DXP 7.3 before fix pack 1 does not check permissions in DataDefinitionResourceImpl.getSiteDataDefinitionByContentTypeByDataDefinitionKey, which allows remote authenticated users to view DDMStructures via GET API calls.

Weakness: CWE-276

Which versions are affected by CVE-2021-29052?

4 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.

Products include Liferay Dxp, Liferay Liferay Portal.

How do I fix CVE-2021-29052?

Upgrade com.liferay.portal:release.dxp.bom to 7.3.10.fp1 or later.

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

Is CVE-2021-29052 being exploited?

There is no known exploitation of CVE-2021-29052 in the wild and no public exploit code.

Other vulnerabilities in Liferay Liferay Portal

• CVE-2022-42120 Liferay Portal and Liferay DXP Vulnerable to SQL Injection via the Fragment Module Critical 9.8
• CVE-2022-42122 Liferay Portal and Liferay DXP Vulnerable to SQL Injection via Friendly URL Module Critical 9.8
• CVE-2023-35030 Liferay Portal and Liferay DXP Vulnerable to CSRF via the Layout Module High 8.8
• CVE-2021-29053 Liferay Portal and Liferay DXP Vulnerable to Multiple SQL Injections High 8.8
• CVE-2021-33321 Liferay Portal and Liferay DXP insecure default configuration High 7.5

All Liferay Liferay Portal vulnerabilities

Sources

• CVE record
• NVD
• OSV
• GitHub advisory
• How this page is made

Also known as GHSA-pr7v-qv65-rp9m.