CVE-2018-5754 : Exploit Details and Defense Strategies

A security vulnerability known as cross-site scripting (XSS) was discovered in the office-web component of Open-Xchange OX App Suite versions prior to 7.8.3-rev12 and 7.8.4 before 7.8.4-rev9. This flaw could be exploited by remote attackers to inject malicious web scripts or HTML through a specially crafted presentation file.

Understanding CVE-2018-5754

This CVE entry pertains to a cross-site scripting vulnerability in Open-Xchange OX App Suite versions before 7.8.3-rev12 and 7.8.4 before 7.8.4-rev9.

What is CVE-2018-5754?

The vulnerability allows remote attackers to insert their own web scripts or HTML by leveraging a carefully crafted presentation file, particularly in the context of copying content to the clipboard.

The Impact of CVE-2018-5754

The vulnerability poses a risk of unauthorized script execution and potential data manipulation by malicious actors.

Technical Details of CVE-2018-5754

This section provides more in-depth technical insights into the CVE-2018-5754 vulnerability.

Vulnerability Description

The XSS vulnerability in the office-web component of Open-Xchange OX App Suite enables attackers to inject arbitrary web scripts or HTML via a manipulated presentation file, specifically related to content copying to the clipboard.

Affected Systems and Versions

Open-Xchange OX App Suite versions prior to 7.8.3-rev12
Open-Xchange OX App Suite versions 7.8.4 before 7.8.4-rev9

Exploitation Mechanism

Remote attackers can exploit this vulnerability by creating a malicious presentation file that, when processed, allows the injection of unauthorized web scripts or HTML.

Mitigation and Prevention

Protecting systems from CVE-2018-5754 involves immediate actions and long-term security practices.

Immediate Steps to Take

Update Open-Xchange OX App Suite to versions 7.8.3-rev12 or 7.8.4-rev9 to mitigate the vulnerability.
Educate users about the risks of opening files from untrusted sources.

Long-Term Security Practices

Implement content security policies to prevent XSS attacks.
Regularly monitor and audit web application security to detect and address vulnerabilities.

Patching and Updates

Ensure timely installation of security patches and updates for Open-Xchange OX App Suite to address known vulnerabilities.