CVE-2019-17571

CRITICAL9.8EPSS 28.5%

apache-log4j1.2 - security update

Published: 1/6/2020Modified: 4/28/2026
Also known as:DEBIAN-CVE-2019-17571

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.

Affected packages (5)

CVSS scores

SourceVersionSeverityVector
osvCVSS 3.1CRITICAL9.8CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H

References (115)