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Ubuntu: 4495-1 Moderate: Apache Log4j Remote Code Execution Issue

ubuntu
Calendar Grey September 15, 2020
Dist Ubuntu Esm H88
The newly found vulnerability in Apache Log4j presents severe risks to Ubuntu 18.04 LTS, particularly through unauthorized remote code execution (RCE)
Apache Log4j could be made to remotely execute arbitrary code if it received specially crafted log data.

Summary

Apache Log4j could be made to remotely execute arbitrary code if it

received specially crafted log data.

Software Description:

- apache-log4j1.2: Java-based open-source logging tool

Details:

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)

Topics%20covered

Topics Covered

security advisory security issue remote code execution Ubuntu Apache Log4j

Update Instructions

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

Ubuntu 18.04 LTS:
  liblog4j1.2-java                1.2.17-8+deb10u1build0.18.04.1

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

References

https://ubuntu.com/security/notices/USN-4495-1

CVE-2019-17571

Severity
important
Lowest
Low
Medium
High
Critical

September 15, 2020

Topics%20covered

Topics Covered

security advisory security issue remote code execution Ubuntu Apache Log4j

Package Information

https://launchpad.net/ubuntu/+source/apache-log4j1.2/1.2.17-8+deb10u1build0.18.04.1

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