Java deserialization vulnerability in clustered setup

• Type: Bug
• Status: Closed
• Priority: Critical
• Resolution: Fixed
• Affects Version/s: 7.0 DE (7.0.10), 7.1 DXP (7.1.10), 7.2 DXP (7.2.10)
• Fix Version/s: 7.0.X EE, 7.1.x EE, 7.2.X EE
• Component/s: Fault Tolerance > Clustering Framework, Security Vulnerability
• Labels:
  • liferay-fixpack-de-90-7010
  • liferay-fixpack-dxp-17-7110
  • liferay-fixpack-dxp-5-7210
  • lsv
  • lsv-634
  • sev-1
• CVSS Base Score: 8.1
• CVSS Vector String: CVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:U/C:H/I:H/A:H
• 7.0 Fix Pack Version: 90

In Liferay DXP 7.2, DXP 7.1 and DXP 7.0, a Java deserialization vulnerability exists when DXP is clustered. Communication between the nodes can be intercepted and modified. This may result in information leakage and remote code execution.

https://help.liferay.com/hc/en-us/articles/360040839771