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Ubuntu Security Notice USN-4600-1

Ubuntu Security Notice USN-4600-1
Posted Oct 22, 2020
Authored by Ubuntu | Site security.ubuntu.com

Ubuntu Security Notice 4600-1 - It was discovered that Netty had HTTP request smuggling vulnerabilities. A remote attacker could used it to extract sensitive information.

tags | advisory, remote, web, vulnerability
systems | linux, ubuntu
advisories | CVE-2019-16869, CVE-2019-20444, CVE-2019-20445
MD5 | fe9692750d4cd79cb0487d583921ce2b

Ubuntu Security Notice USN-4600-1

Change Mirror Download
=========================================================================
Ubuntu Security Notice USN-4600-1
October 22, 2020

netty-3.9 vulnerabilities
=========================================================================
A security issue affects these releases of Ubuntu and its derivatives:

- Ubuntu 16.04 LTS

Summary:

Netty could be made to expose sensitive information over the
network.

Software Description:
- netty-3.9: Asynchronous event-driven network application framework

Details:

It was discovered that Netty had HTTP request smuggling vulnerabilities. A
remote attacker could used it to extract sensitive information. (CVE-2019-16869,
CVE-2019-20444, CVE-2019-20445, CVE-2020-7238)

Update instructions:

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

Ubuntu 16.04 LTS:
libnetty-3.9-java 3.9.0.Final-1ubuntu0.1

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

References:
https://usn.ubuntu.com/4600-1
CVE-2019-16869, CVE-2019-20444, CVE-2019-20445, CVE-2020-7238

Package Information:
https://launchpad.net/ubuntu/+source/netty-3.9/3.9.0.Final-1ubuntu0.1
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