CVE-2017-20027 : Vulnerability Insights and Analysis

A problematic vulnerability has been discovered in HumHub versions up to 1.0.1, leading to cross-site scripting (DOM) attacks. Upgrading to version 1.1.1 is crucial to mitigate this issue.

Understanding CVE-2017-20027

This CVE involves a vulnerability in HumHub versions up to 1.0.1 that can be exploited for cross-site scripting attacks.

What is CVE-2017-20027?

The vulnerability affects a specific functionality within HumHub software, allowing for remote exploitation and potential cross-site scripting attacks.

The Impact of CVE-2017-20027

Exploiting this vulnerability can result in cross-site scripting (DOM) attacks, posing a risk of unauthorized access and data manipulation.

Technical Details of CVE-2017-20027

This section provides technical details about the vulnerability in HumHub.

Vulnerability Description

The vulnerability in HumHub versions up to 1.0.1 allows attackers to execute cross-site scripting attacks, compromising the integrity of the system.

Affected Systems and Versions

Affected versions: 1.0.0, 1.0.1

Exploitation Mechanism

Attack Complexity: Low
Attack Vector: Network
User Interaction: Required
Privileges Required: None
Scope: Unchanged
CVSS Base Score: 4.3 (Medium)

Mitigation and Prevention

To address and prevent the CVE-2017-20027 vulnerability, follow these steps:

Immediate Steps to Take

Upgrade HumHub to version 1.1.1 to patch the vulnerability.

Long-Term Security Practices

Regularly update software and components to the latest versions.
Implement security best practices to prevent cross-site scripting attacks.

Patching and Updates

Stay informed about security updates and patches released by HumHub to address vulnerabilities.