CVE-2017-8104 : Exploit Details and Defense Strategies

In versions prior to 1.8.11 of MyBB, a vulnerability in the smilie module allows Directory Traversal by manipulating the pathfolder parameter.

Understanding CVE-2017-8104

In this CVE, a security flaw in MyBB versions before 1.8.11 exposes a vulnerability that can be exploited through the smilie module.

What is CVE-2017-8104?

The CVE-2017-8104 vulnerability in MyBB versions prior to 1.8.11 enables attackers to perform Directory Traversal by altering the pathfolder parameter.

The Impact of CVE-2017-8104

This vulnerability could lead to unauthorized access to sensitive files and directories on the affected system, potentially compromising data integrity and confidentiality.

Technical Details of CVE-2017-8104

In-depth technical information about the CVE-2017-8104 vulnerability.

Vulnerability Description

The flaw in the smilie module of MyBB versions before 1.8.11 allows for Directory Traversal by manipulating the pathfolder parameter.

Affected Systems and Versions

Product: MyBB
Vendor: N/A
Versions affected: All versions before 1.8.11

Exploitation Mechanism

Attackers can exploit this vulnerability by manipulating the pathfolder parameter to traverse directories and access unauthorized files.

Mitigation and Prevention

Best practices to mitigate the CVE-2017-8104 vulnerability.

Immediate Steps to Take

Upgrade MyBB to version 1.8.11 or later to patch the vulnerability.
Monitor system logs for any suspicious activities related to directory traversal.

Long-Term Security Practices

Regularly update and patch software to prevent known vulnerabilities.
Implement access controls and restrictions to limit directory traversal risks.
Conduct security assessments and audits to identify and address potential security gaps.

Patching and Updates

Ensure timely installation of security patches and updates provided by MyBB to address the CVE-2017-8104 vulnerability.