CVE-2018-1283 : Security Advisory and Response

Apache HTTP Server versions 2.4.0 to 2.4.29 are affected by a vulnerability that allows remote users to manipulate content by utilizing a specific header. This issue arises from the way mod_session transfers data to CGI applications.

Understanding CVE-2018-1283

This CVE affects Apache HTTP Server versions 2.4.0 to 2.4.29.

What is CVE-2018-1283?

CVE-2018-1283 is a vulnerability in Apache HTTP Server that enables remote users to influence content by exploiting the mod_session configuration.

The Impact of CVE-2018-1283

The vulnerability allows remote users to manipulate content by using a specific header, potentially leading to unauthorized access or data tampering.

Technical Details of CVE-2018-1283

Apache HTTP Server versions 2.4.0 to 2.4.29 are susceptible to the following:

Vulnerability Description

The issue arises when mod_session forwards session data to CGI applications, allowing remote manipulation of content.

Affected Systems and Versions

Product: Apache HTTP Server
Vendor: Apache Software Foundation
Versions: 2.4.0 to 2.4.29

Exploitation Mechanism

Remote users can exploit the vulnerability by utilizing a specific header to influence content due to the way mod_session transfers data to CGI applications.

Mitigation and Prevention

To address CVE-2018-1283, consider the following steps:

Immediate Steps to Take

Disable mod_session's ability to forward session data to CGI applications if not required.
Regularly monitor and review HTTP headers for any suspicious activity.

Long-Term Security Practices

Implement strict input validation mechanisms to prevent unauthorized data manipulation.
Keep Apache HTTP Server updated with the latest security patches and configurations.

Patching and Updates

Apply relevant security patches provided by Apache Software Foundation to mitigate the vulnerability effectively.