CVE-2017-18439: Input Validation
Published Aug 2, 2019
·Updated
cPanel before 64.0.21 allows demo accounts to execute code via an ImageManagerdimensions API call (SEC-243).
Affected Software
5 affected components
Cpanel Cpanel>=55.9999.61<56.0.49
Cpanel Cpanel>=57.9999.48<58.0.49
Cpanel Cpanel>=59.9999.58<60.0.43
Cpanel Cpanel>=61.9999.55<62.0.24
Cpanel Cpanel>=63.9999.74<64.0.21
Event History
Aug 2, 2019
CVE Published
via MITRE·04:15 PM
Data Sourced
via MITRE·04:15 PM
Description
Frequently Asked Questions
1
What is the severity of CVE-2017-18439?
CVE-2017-18439 is considered a high-severity vulnerability due to its potential to allow unauthorized code execution.
2
How do I fix CVE-2017-18439?
To fix CVE-2017-18439, upgrade your cPanel version to 64.0.21 or later.
3
Which cPanel versions are affected by CVE-2017-18439?
CVE-2017-18439 affects cPanel versions prior to 64.0.21, specifically 55.x, 56.x, 57.x, 58.x, 59.x, 60.x, 61.x, and 62.x.
4
What types of accounts are vulnerable to CVE-2017-18439?
Demo accounts in cPanel are primarily vulnerable to CVE-2017-18439 due to the ImageManager_dimensions API call.
5
Is CVE-2017-18439 related to cPanel's ImageManager?
Yes, CVE-2017-18439 specifically involves a vulnerability in cPanel's ImageManager that allows code execution.