critical9.8Known exploitedPublic exploit code
CVE-2020-7961
Liferay Portal Deserialization of Untrusted Data Vulnerability
Exploited in the wild
This vulnerability is on a Known Exploited Vulnerabilities catalogue, added 2021-11-03. Federal due date: 2022-05-03.
Apply updates per vendor instructions.
Public exploit code
Working exploit or proof of concept code has been published for this vulnerability. Treat unpatched systems as at risk.
- Liferay Portal - Java Unmarshalling via JSONWS RCE (Metasploit)2020-04-16 · remote · java · Verified
Impact
Deserialization of Untrusted Data in Liferay Portal prior to 7.2.1 CE GA2 allows remote attackers to execute arbitrary code via JSON web services (JSONWS).
Affected products
| Vendor | Product | Affected versions |
|---|---|---|
| Liferay | Liferay Portal | before 7.2.1 |
Weakness classification
References
- NVD record
- CVE.org record
- CISA KEV catalog
- http://packetstormsecurity.com/files/157254/Liferay-Portal-Java-Unmarshalling-Remote-Code-Execution.html
- http://packetstormsecurity.com/files/158392/Liferay-Portal-Remote-Code-Execution.html
- https://portal.liferay.dev/learn/security/known-vulnerabilities
- https://portal.liferay.dev/learn/security/known-vulnerabilities/-/asset_publisher/HbL5mxmVrnXW/content/id/117954271
- https://research.checkpoint.com/2021/freakout-leveraging-newest-vulnerabilities-for-creating-a-botnet/
- http://packetstormsecurity.com/files/157254/Liferay-Portal-Java-Unmarshalling-Remote-Code-Execution.html
- http://packetstormsecurity.com/files/158392/Liferay-Portal-Remote-Code-Execution.html
- https://portal.liferay.dev/learn/security/known-vulnerabilities
- https://portal.liferay.dev/learn/security/known-vulnerabilities/-/asset_publisher/HbL5mxmVrnXW/content/id/117954271
- https://research.checkpoint.com/2021/freakout-leveraging-newest-vulnerabilities-for-creating-a-botnet/
- https://www.cisa.gov/known-exploited-vulnerabilities-catalog?field_cve=CVE-2020-7961