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USN-4495-1: Apache Log4j vulnerability

15 September 2020

Apache Log4j could be made to remotely execute arbitrary code if it received specially crafted log data.




It was discovered that Apache Log4j does not properly deserialize
untrusted data. An attacker could possibly use this issue to remotely
execute arbitrary code. (CVE-2019-17571)

Update instructions

The problem can be corrected by updating your system to the following package versions:

Ubuntu 18.04

In general, a standard system update will make all the necessary changes.