CWE
79
Advisory Published

USN-4165-1: Firefox vulnerabilities

First published: Wed Oct 23 2019(Updated: )

Multiple security issues were discovered in Firefox. If a user were tricked in to opening a specially crafted website, an attacker could potentially exploit these to cause a denial of service, bypass security restrictions, bypass same-origin restrictions, conduct cross-site scripting (XSS) attacks, bypass content security policy (CSP) protections, or execute arbitrary code.

Affected SoftwareAffected VersionHow to fix
All of
ubuntu/firefox<70.0+build2-0ubuntu0.19.10.1
70.0+build2-0ubuntu0.19.10.1
=19.10
All of
ubuntu/firefox<70.0+build2-0ubuntu0.19.04.1
70.0+build2-0ubuntu0.19.04.1
=19.04
All of
ubuntu/firefox<70.0+build2-0ubuntu0.18.04.1
70.0+build2-0ubuntu0.18.04.1
=18.04
All of
ubuntu/firefox<70.0+build2-0ubuntu0.16.04.1
70.0+build2-0ubuntu0.16.04.1
=16.04

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Reference Links

Child vulnerabilities

(Contains the following vulnerabilities)

Frequently Asked Questions

  • What is the severity of USN-4165-1?

    The severity of USN-4165-1 is not specified in the information provided.

  • How do I fix USN-4165-1?

    To fix USN-4165-1, update your Firefox to version 70.0+build2-0ubuntu0.19.10.1 for Ubuntu 19.10, 70.0+build2-0ubuntu0.19.04.1 for Ubuntu 19.04, 70.0+build2-0ubuntu0.18.04.1 for Ubuntu 18.04, or 70.0+build2-0ubuntu0.16.04.1 for Ubuntu 16.04.

  • What are the affected software versions for USN-4165-1?

    The affected software versions for USN-4165-1 are Firefox 70.0+build2-0ubuntu0.19.10.1 for Ubuntu 19.10, Firefox 70.0+build2-0ubuntu0.19.04.1 for Ubuntu 19.04, Firefox 70.0+build2-0ubuntu0.18.04.1 for Ubuntu 18.04, and Firefox 70.0+build2-0ubuntu0.16.04.1 for Ubuntu 16.04.

  • What are the security issues addressed in USN-4165-1?

    The security issues addressed in USN-4165-1 include denial of service, bypassing security restrictions, bypassing same-origin restrictions, and conducting cross-site scripting (XSS) attacks.

  • Where can I find more information about the vulnerabilities in USN-4165-1?

    You can find more information about the vulnerabilities in USN-4165-1 at the following references: CVE-2018-6156, CVE-2019-11757, and CVE-2019-11759.

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