What is the severity of USN-4522-1?

The vulnerability USN-4522-1 is considered to be a high severity issue due to its potential for cross-site scripting (XSS) attacks.

How do I fix USN-4522-1?

To fix USN-4522-1, update the noVNC and python-novnc packages to version 1:0.4+dfsg+1+20131010+gitf68af8af3d-4+deb8u1build0.16.04.1 or later.

What kind of attacks does USN-4522-1 allow?

USN-4522-1 allows attackers to perform cross-site scripting (XSS) attacks by injecting arbitrary HTML into the noVNC web page.

Which versions of Ubuntu are affected by USN-4522-1?

Ubuntu 16.04 is affected by the USN-4522-1 vulnerability in the noVNC and python-novnc packages.

What components are impacted by USN-4522-1?

The USN-4522-1 vulnerability impacts both the noVNC and python-novnc packages on Ubuntu.

Vulnerability/
USN-4522-1

CWE

21/9/2020

USN-4522-1: noVNC vulnerability

First published: Mon Sep 21 2020(Updated: )

It was discovered that noVNC did not properly manage certain messages, resulting in the remote VNC server injecting arbitrary HTML into the noVNC web page. An attacker could use this issue to conduct cross-site scripting (XSS) attacks. (CVE-2017-18635)

Affected Software	Affected Version	How to fix
All of
ubuntu/novnc	<1:0.4+dfsg+1+20131010+gitf68af8af3d-4+deb8u1build0.16.04.1	1:0.4+dfsg+1+20131010+gitf68af8af3d-4+deb8u1build0.16.04.1
Ubuntu Linux	=16.04
All of
ubuntu/python-novnc	<1:0.4+dfsg+1+20131010+gitf68af8af3d-4+deb8u1build0.16.04.1	1:0.4+dfsg+1+20131010+gitf68af8af3d-4+deb8u1build0.16.04.1
Ubuntu Linux	=16.04

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Reference Links

Child vulnerabilities

(Contains the following vulnerabilities)

CVE-2017-18635

Frequently Asked Questions

What is the severity of USN-4522-1?
The vulnerability USN-4522-1 is considered to be a high severity issue due to its potential for cross-site scripting (XSS) attacks.
How do I fix USN-4522-1?
To fix USN-4522-1, update the noVNC and python-novnc packages to version 1:0.4+dfsg+1+20131010+gitf68af8af3d-4+deb8u1build0.16.04.1 or later.
What kind of attacks does USN-4522-1 allow?
USN-4522-1 allows attackers to perform cross-site scripting (XSS) attacks by injecting arbitrary HTML into the noVNC web page.
Which versions of Ubuntu are affected by USN-4522-1?
Ubuntu 16.04 is affected by the USN-4522-1 vulnerability in the noVNC and python-novnc packages.
What components are impacted by USN-4522-1?
The USN-4522-1 vulnerability impacts both the noVNC and python-novnc packages on Ubuntu.

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agent/references
agent/title
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vendor/ubuntu
canonical/ubuntu linux
version/ubuntu linux/16.04

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Frequently Asked Questions

What is the severity of USN-4522-1?
The vulnerability USN-4522-1 is considered to be a high severity issue due to its potential for cross-site scripting (XSS) attacks.
How do I fix USN-4522-1?
To fix USN-4522-1, update the noVNC and python-novnc packages to version 1:0.4+dfsg+1+20131010+gitf68af8af3d-4+deb8u1build0.16.04.1 or later.
What kind of attacks does USN-4522-1 allow?
USN-4522-1 allows attackers to perform cross-site scripting (XSS) attacks by injecting arbitrary HTML into the noVNC web page.
Which versions of Ubuntu are affected by USN-4522-1?
Ubuntu 16.04 is affected by the USN-4522-1 vulnerability in the noVNC and python-novnc packages.
What components are impacted by USN-4522-1?
The USN-4522-1 vulnerability impacts both the noVNC and python-novnc packages on Ubuntu.