CVE-2018-1000641 Explained : Impact and Mitigation

YesWiki version <= cercopitheque beta 1 contains a PHP Object Injection vulnerability that can lead to code execution and information disclosure.

Understanding CVE-2018-1000641

This CVE involves a vulnerability in YesWiki that allows attackers to execute arbitrary code or access sensitive data.

What is CVE-2018-1000641?

The cercopitheque beta 1 version of YesWiki has a vulnerability related to PHP Object Injection. This vulnerability occurs when unserializing a user-entered parameter in the i18n.inc.php file. As a consequence of this vulnerability, an attacker may be able to execute arbitrary code or gain unauthorized access to sensitive information.

The Impact of CVE-2018-1000641

The vulnerability in YesWiki can result in the execution of arbitrary code and the disclosure of sensitive information.

Technical Details of CVE-2018-1000641

This section provides more technical insights into the CVE.

Vulnerability Description

The vulnerability arises from unserializing a user-entered parameter in the i18n.inc.php file of YesWiki, leading to PHP Object Injection.

Affected Systems and Versions

Product: n/a
Vendor: n/a
Versions: cercopitheque beta 1

Exploitation Mechanism

The vulnerability is exploited by manipulating user-entered parameters to execute malicious code or access sensitive data.

Mitigation and Prevention

Protecting systems from the CVE is crucial for maintaining security.

Immediate Steps to Take

Update YesWiki to a patched version that addresses the PHP Object Injection vulnerability.
Implement input validation to prevent malicious user input.

Long-Term Security Practices

Regularly monitor and update software to patch vulnerabilities promptly.
Educate users on safe practices to prevent exploitation of vulnerabilities.

Patching and Updates

Ensure timely installation of security patches and updates to mitigate the risk of exploitation.