Advisory Published

USN-4235-2: nginx vulnerability

First published: Wed Jan 15 2020(Updated: )

USN-4235-1 fixed a vulnerability in nginx. This update provides the corresponding update for Ubuntu 14.04 ESM. Original advisory details: Bert JW Regeer and Francisco Oca Gonzalez discovered that nginx incorrectly handled certain error_page configurations. A remote attacker could possibly use this issue to perform HTTP request smuggling attacks and access resources contrary to expectations.

Affected SoftwareAffected VersionHow to fix
All of
ubuntu/nginx-extras<1.4.6-1ubuntu3.9+esm1
1.4.6-1ubuntu3.9+esm1
Ubuntu Linux=14.04
All of
ubuntu/nginx-core<1.4.6-1ubuntu3.9+esm1
1.4.6-1ubuntu3.9+esm1
Ubuntu Linux=14.04
All of
ubuntu/nginx-common<1.4.6-1ubuntu3.9+esm1
1.4.6-1ubuntu3.9+esm1
Ubuntu Linux=14.04
All of
ubuntu/nginx-full<1.4.6-1ubuntu3.9+esm1
1.4.6-1ubuntu3.9+esm1
Ubuntu Linux=14.04
All of
ubuntu/nginx-light<1.4.6-1ubuntu3.9+esm1
1.4.6-1ubuntu3.9+esm1
Ubuntu Linux=14.04

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Child vulnerabilities

(Contains the following vulnerabilities)

Frequently Asked Questions

  • What is the vulnerability ID for this nginx vulnerability?

    The vulnerability ID for this nginx vulnerability is CVE-2019-20372.

  • What is the severity of CVE-2019-20372?

    The severity of CVE-2019-20372 is not mentioned in the provided information. Please refer to the official advisory for more details.

  • How does the nginx vulnerability affect Ubuntu 14.04?

    The nginx vulnerability affects Ubuntu 14.04 and can be fixed by applying the corresponding update.

  • What versions of nginx are affected by this vulnerability?

    The vulnerability affects nginx versions up to and including 1.4.6-1ubuntu3.9+esm1.

  • How do I fix the nginx vulnerability?

    To fix the nginx vulnerability, update the affected packages to version 1.4.6-1ubuntu3.9+esm1 or later.

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