1. Ubuntu Security Notices
  2. USN-5812-1

USN-5812-1: urllib3 vulnerability

Publication date

19 January 2023

Overview

urllib3 could be made to stop responding if it received specially crafted network traffic.

Releases

Packages

Details

It was discovered that urllib3 incorrectly handled certain characters
in URLs. A remote attacker could possibly use this issue to cause urllib3
to consume resources, leading to a denial of service.

It was discovered that urllib3 incorrectly handled certain characters
in URLs. A remote attacker could possibly use this issue to cause urllib3
to consume resources, leading to a denial of service.

Update instructions

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

Learn more about how to get the fixes.

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

Ubuntu Release Package Version
20.04 focal python3-urllib3 –  1.25.8-2ubuntu0.2

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References

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