CVE-2018-12558: High severity email\ \ vulnerability

Published Jun 19, 2018
·
Updated

The parse() method in the Email::Address module through 1.909 for Perl is vulnerable to Algorithmic complexity on specially prepared input, leading to Denial of Service. Prepared special input that caused this problem contained 30 form-field characters ("\f").

Affected Software

3 affected componentsFixes available
debian/libemail-address-perl<=1.908-1, <=1.909-1
1.908-1+deb9u11.912-1
debian/libemail-address-perl
1.912-11.913-1
Email\ \<=1.909

Event History

Jun 20, 2018
CVE Published
via MITRE·02:00 PM
Data Sourced
via MITRE·02:00 PM
Description

Frequently Asked Questions

1

What is the severity of CVE-2018-12558?

CVE-2018-12558 has a medium severity level due to the potential for Denial of Service through algorithmic complexity.

2

How do I fix CVE-2018-12558?

To fix CVE-2018-12558, you should upgrade to libemail-address-perl version 1.912-1 or later.

3

What versions are affected by CVE-2018-12558?

Affected versions of libemail-address-perl include those up to and including 1.909.

4

Is CVE-2018-12558 a remote attack vulnerability?

CVE-2018-12558 can be exploited through specially crafted inputs, making it possible to cause a Denial of Service remotely.

5

What module is impacted by CVE-2018-12558?

CVE-2018-12558 impacts the Email::Address module of Perl.

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.
© 2026 SecAlerts Pty Ltd.
ABN: 70 645 966 203, ACN: 645 966 203