Learn about CVE-2020-20588, a file upload vulnerability in zhimengzhe iBarn 1.5 allowing remote attackers to execute arbitrary code. Find mitigation steps and preventive measures here.
This CVE record pertains to a file upload vulnerability in zhimengzhe iBarn 1.5, allowing remote attackers to execute arbitrary code.
Understanding CVE-2020-20588
What is CVE-2020-20588?
The vulnerability lies in the 'upload' function in action/Core.class.php in zhimengzhe iBarn 1.5, enabling malicious actors to run arbitrary code by uploading a crafted avatar to index.php.
The Impact of CVE-2020-20588
This vulnerability can be exploited by remote attackers to execute arbitrary code on the affected system, potentially leading to unauthorized access, data theft, or system compromise.
Technical Details of CVE-2020-20588
Vulnerability Description
The issue arises from improper input validation in the file upload functionality of zhimengzhe iBarn 1.5, allowing attackers to upload malicious files and execute arbitrary code.
Affected Systems and Versions
Exploitation Mechanism
Attackers can exploit this vulnerability by uploading a specially crafted avatar file to the index.php page, triggering the execution of arbitrary code.
Mitigation and Prevention
Immediate Steps to Take
Long-Term Security Practices
Patching and Updates