What is the vulnerability ID of this advisory?

The vulnerability ID of this advisory is CVE-2018-18898.

What is the title of this advisory?

The title of this advisory is USN-4517-1: Email-Address-List vulnerability.

What is the impact of this vulnerability?

This vulnerability can result in a denial of service due to an algorithmic complexity attack.

Which software is affected by this vulnerability?

The affected software is libemail-address-list-perl, with versions 0.05-1+deb9u1build0.18.04.1 and 0.05-1+deb9u1build0.16.04.1 on Ubuntu 18.04 and Ubuntu 16.04, respectively.

How can I fix this vulnerability?

To fix this vulnerability, update the libemail-address-list-perl package to the recommended versions: 0.05-1+deb9u1build0.18.04.1 for Ubuntu 18.04 and 0.05-1+deb9u1build0.16.04.1 for Ubuntu 16.04.

Vulnerability/
USN-4517-1

17/9/2020

USN-4517-1: Email-Address-List vulnerability

First published: Thu Sep 17 2020(Updated: )

It was discovered that Email-Address-List does not properly parse email addresses during email-ingestion. A remote attacker could use this issue to cause an algorithmic complexity attack, resulting in a denial of service. (CVE-2018-18898)

Affected Software	Affected Version	How to fix
All of
ubuntu/libemail-address-list-perl	<0.05-1+deb9u1build0.18.04.1	0.05-1+deb9u1build0.18.04.1
	=18.04
All of
ubuntu/libemail-address-list-perl	<0.05-1+deb9u1build0.16.04.1	0.05-1+deb9u1build0.16.04.1
	=16.04

Never miss a vulnerability like this again

Reference Links

Child vulnerabilities

(Contains the following vulnerabilities)

CVE-2018-18898

Frequently Asked Questions

What is the vulnerability ID of this advisory?
The vulnerability ID of this advisory is CVE-2018-18898.
What is the title of this advisory?
The title of this advisory is USN-4517-1: Email-Address-List vulnerability.
What is the impact of this vulnerability?
This vulnerability can result in a denial of service due to an algorithmic complexity attack.
Which software is affected by this vulnerability?
The affected software is libemail-address-list-perl, with versions 0.05-1+deb9u1build0.18.04.1 and 0.05-1+deb9u1build0.16.04.1 on Ubuntu 18.04 and Ubuntu 16.04, respectively.
How can I fix this vulnerability?
To fix this vulnerability, update the libemail-address-list-perl package to the recommended versions: 0.05-1+deb9u1build0.18.04.1 for Ubuntu 18.04 and 0.05-1+deb9u1build0.16.04.1 for Ubuntu 16.04.

agent/description
agent/event
agent/first-publish-date
agent/last-modified-date
agent/references
agent/severity
agent/softwarecombine
agent/tags
agent/title
agent/type
collector/usn
source/Ubuntu
agent/software-canonical-lookup
package-manager/ubuntu
vendor/ubuntu
canonical/ubuntu ubuntu
version/ubuntu ubuntu/18.04
version/ubuntu ubuntu/16.04

Company

Resources

Contact

SecAlerts Pty Ltd.
132 Wickham Terrace
Fortitude Valley,
QLD 4006, Australia
info@secalerts.co

By using SecAlerts services, you agree to our services end-user license agreement. This website is safeguarded by reCAPTCHA and governed by the Google Privacy Policy and Terms of Service. All names, logos, and brands of products are owned by their respective owners, and any usage of these names, logos, and brands for identification purposes only does not imply endorsement. If you possess any content that requires removal, please get in touch with us.