Oracle WebLogic Server T3 Protocol Deserialization of Untrusted Data Remote Code Execution Vulnerability
April 30th, 2020
Vulnerability Details
This vulnerability allows remote attackers to execute arbitrary code on affected installations of Oracle WebLogic. Authentication is not required to exploit this vulnerability.
The specific flaw exists within the Oracle Coherence library. The issue results from the lack of proper validation of user-supplied data, which can result in deserialization of untrusted data. An attacker can leverage this vulnerability to execute code in the context of the service account.
Additional Details
Oracle has issued an update to correct this vulnerability. More details can be found at:
https://www.oracle.com/security-alerts/cpuapr2020.html
Disclosure Timeline
- 2020-03-15 - Vulnerability reported to vendor
- 2020-04-30 - Coordinated public release of advisory
Credit
Quynh Le of VNPT ISC
