What is the vulnerability ID of this Flask vulnerability?

The vulnerability ID of this Flask vulnerability is USN-4378-1.

What is the impact of this Flask vulnerability?

This Flask vulnerability could be exploited by an attacker to cause a denial of service.

Which versions of Python Flask are affected by this vulnerability?

The versions 0.12.2-3ubuntu0.1, 0.10.1-2ubuntu0.1, and 0.10.1-2ubuntu0.1~esm1 of Python Flask are affected by this vulnerability.

How can I fix this Flask vulnerability?

To fix this Flask vulnerability, you should update your Python Flask package to version 0.12.2-3ubuntu0.1 or higher.

Where can I find more information about this Flask vulnerability?

You can find more information about this Flask vulnerability on the Ubuntu Security website and the Launchpad pages for Flask.

Vulnerability/
USN-4378-1

1/6/2020

USN-4378-1: Flask vulnerability

First published: Mon Jun 01 2020(Updated: )

It was discovered that Flask incorrectly handled certain inputs. An attacker could possibly use this issue to cause a denial of service.

Affected Software	Affected Version	How to fix
All of
ubuntu/python-flask	<0.12.2-3ubuntu0.1	0.12.2-3ubuntu0.1
Ubuntu Linux	=18.04
All of
ubuntu/python3-flask	<0.12.2-3ubuntu0.1	0.12.2-3ubuntu0.1
Ubuntu Linux	=18.04
All of
ubuntu/python-flask	<0.10.1-2ubuntu0.1	0.10.1-2ubuntu0.1
Ubuntu Linux	=16.04
All of
ubuntu/python3-flask	<0.10.1-2ubuntu0.1	0.10.1-2ubuntu0.1
Ubuntu Linux	=16.04
All of
ubuntu/python-flask	<0.10.1-2ubuntu0.1~esm1	0.10.1-2ubuntu0.1~esm1
Ubuntu Linux	=14.04
All of
ubuntu/python3-flask	<0.10.1-2ubuntu0.1~esm1	0.10.1-2ubuntu0.1~esm1
Ubuntu Linux	=14.04

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Reference Links

Child vulnerabilities

(Contains the following vulnerabilities)

CVE-2018-1000656

Frequently Asked Questions

What is the vulnerability ID of this Flask vulnerability?
The vulnerability ID of this Flask vulnerability is USN-4378-1.
What is the impact of this Flask vulnerability?
This Flask vulnerability could be exploited by an attacker to cause a denial of service.
Which versions of Python Flask are affected by this vulnerability?
The versions 0.12.2-3ubuntu0.1, 0.10.1-2ubuntu0.1, and 0.10.1-2ubuntu0.1~esm1 of Python Flask are affected by this vulnerability.
How can I fix this Flask vulnerability?
To fix this Flask vulnerability, you should update your Python Flask package to version 0.12.2-3ubuntu0.1 or higher.
Where can I find more information about this Flask vulnerability?
You can find more information about this Flask vulnerability on the Ubuntu Security website and the Launchpad pages for Flask.

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