CVE-2017-18463: Input Validation

Published Aug 2, 2019
·
Updated

cPanel before 62.0.17 allows code execution in the context of the root account via a long DocumentRoot path (SEC-225).

Affected Software

4 affected components
Cpanel Cpanel>=55.9999.61<56.0.46
Cpanel Cpanel>=57.9999.48<58.0.45
Cpanel Cpanel>=59.9999.58<60.0.39
Cpanel Cpanel>=61.9999.55<62.0.17

Event History

Aug 2, 2019
CVE Published
via MITRE·04:33 PM
Data Sourced
via MITRE·04:33 PM
Description

Frequently Asked Questions

1

What is the severity of CVE-2017-18463?

CVE-2017-18463 is classified as a critical severity vulnerability due to its potential for code execution in a root context.

2

How do I fix CVE-2017-18463?

To mitigate CVE-2017-18463, upgrade your cPanel installation to version 62.0.17 or later.

3

What versions of cPanel are affected by CVE-2017-18463?

cPanel versions before 62.0.17 including 55.9999.61 to 56.0.46, 57.9999.48 to 58.0.45, and 59.9999.58 to 60.0.39 are all affected.

4

What is the nature of the vulnerability identified in CVE-2017-18463?

CVE-2017-18463 allows code execution due to the handling of long DocumentRoot paths.

5

Is CVE-2017-18463 exploitable remotely?

Yes, CVE-2017-18463 is exploitable remotely, which makes it particularly concerning for server security.

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