Advisory Details

April 16th, 2020

Oracle WebLogic Server T3 Protocol Deserialization of Untrusted Data Remote Code Execution Vulnerability

CVE ID	CVE-2020-2883
CVSS SCORE	9.8, AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H
AFFECTED VENDORS	Oracle
AFFECTED PRODUCTS	WebLogic
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 handling of the T3 protocol. Crafted data in a T3 protocol message can trigger the deserialization of untrusted data. An attacker can leverage this vulnerability to execute code in the context of the current process.
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	2020-02-12 - Vulnerability reported to vendor 2020-04-16 - Coordinated public release of advisory
CREDIT	Quynh Le of VNPT ISC

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