Security Advisory

CVE-2019-17571

9.8
CRITICAL

Vulnerability Description

Included in Log4j 1.2 is a SocketServer class that is vulnerable to deserialization of untrusted data which can be exploited to remotely execute arbitrary code when combined with a deserialization gadget when listening to untrusted network traffic for log data. This affects Log4j versions up to 1.2 up to 1.2.17.
Published Date December 20, 2019
Official Source NIST NVD Advisory