CVE-2018-20129: Code Injection

Published Dec 13, 2018

Updated

An issue was discovered in DedeCMS V5.7 SP2. uploads/include/dialog/selectimagespost.php allows remote attackers to upload and execute arbitrary PHP code via a double extension and a modified ".php" substring, in conjunction with the image/jpeg content type, as demonstrated by the filename=1.jpg.php value.

Affected Software

1 affected component

DedeCMS Dedecms=5.7-sp2

Event History

Dec 13, 2018

CVE Published

via MITRE·08:00 AM

Data Sourced

via MITRE·08:00 AM

Description

Frequently Asked Questions

What is the severity of CVE-2018-20129?

CVE-2018-20129 is rated as a high severity vulnerability due to its potential for remote code execution.

How do I fix CVE-2018-20129?

To fix CVE-2018-20129, update DedeCMS to the latest version that addresses this vulnerability.

What type of vulnerability is CVE-2018-20129?

CVE-2018-20129 is a remote code execution vulnerability caused by improper handling of file uploads.

Who is affected by CVE-2018-20129?

DedeCMS version 5.7 SP2 users are affected by CVE-2018-20129.

Can CVE-2018-20129 be exploited remotely?

Yes, CVE-2018-20129 can be exploited remotely by attackers to execute arbitrary PHP code.