Debian Security Advisory

DLA-2065-1 apache-log4j1.2 -- LTS security update

Date Reported:
12 Jan 2020
Affected Packages:
Security database references:
In the Debian bugtracking system: Bug 947124.
In Mitre's CVE dictionary: CVE-2019-17571.
More information:

Included in Log4j 1.2, a logging library for Java, 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.

For Debian 8 Jessie, this problem has been fixed in version 1.2.17-5+deb8u1.

We recommend that you upgrade your apache-log4j1.2 packages.

Further information about Debian LTS security advisories, how to apply these updates to your system and frequently asked questions can be found at: