CVE-2021-29040 Liferay Portal and Liferay DXP Reveals Data via Overly Verbose Error Messages
Remote attackers can extract sensitive information from verbose JSON web service error messages to facilitate further attacks.
- Exploited in the wild
- Not known
- Login needed
- Not needed
- Attackable
- Over the internet
- Victim action needed
- Not needed
- Fix
- Available
What is CVE-2021-29040?
CVE-2021-29040 is a medium-severity vulnerability in Liferay Digital Experience Platform, published on 16 May 2021. An attacker can exploit it over the internet without logging in, with no action from the victim.
Official description
The JSON web services in Liferay Portal 7.3.4 and earlier, and Liferay DXP 7.0 before fix pack 97, 7.1 before fix pack 20 and 7.2 before fix pack 10 may provide overly verbose error messages, which allows remote attackers to use the contents of error messages to help launch another, more focused attacks via crafted inputs.
Weakness: CWE-209
Which versions are affected by CVE-2021-29040?
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.
| Package | Affected | Fixed in |
|---|---|---|
com.liferay.portal:release.dxp.bom Maven | All versions | 7.0.10.fp97 |
com.liferay.portal:release.dxp.bom Maven | All versions | 7.0.10.fp97 |
com.liferay.portal:release.dxp.bom Maven | From 7.1.0 | 7.1.10.fp20 |
com.liferay.portal:release.dxp.bom Maven | From 7.1.0 | 7.1.10.fp20 |
com.liferay.portal:release.dxp.bom Maven | From 7.2.0 | 7.2.10.fp10 |
com.liferay.portal:release.dxp.bom Maven | From 7.2.0 | 7.2.10.fp10 |
2 more packages
com.liferay.portal:release.portal.bom Maven | All versions | 7.3.5 |
com.liferay.portal:release.portal.bom Maven | All versions | 7.3.5 |
Products include Liferay Digital Experience Platform, Liferay Liferay Portal.
How do I fix CVE-2021-29040?
Upgrade com.liferay.portal:release.dxp.bom to a fixed version for your release line: 7.0.10.fp97, 7.1.10.fp20 or 7.2.10.fp10.
Is CVE-2021-29040 being exploited?
There is no known exploitation of CVE-2021-29040 in the wild and no public exploit code.
Other vulnerabilities in Liferay Digital Experience Platform
- CVE-2024-8980 Liferay Portal and Liferay DXP Vulnerable to CSRF in the Script Console
- CVE-2023-42496 Liferay Portal and Liferay DXP vulnerable to reflected Cross-site Scripting
- CVE-2023-42498 Liferay Portal Language Override edit screen and Liferay DXP vulnerable to reflected Cross-site Scripting
- CVE-2024-25147 Liferay Portal and Liferay DXP vulnerable to Cross-site Scripting
- CVE-2024-26269 Liferay Portal Frontend JS module's portlet.js and Liferay DXP vulnerable to Cross-site Scripting
Sources
Also known as GHSA-87x7-pwrx-jch7.