CVE-2018-0808 : Security Advisory and Response

A vulnerability related to the handling of web requests in ASP.NET web applications in versions 1.0, 1.1, and 2.0 of ASP.NET Core can potentially lead to an elevation of privilege.

Understanding CVE-2018-0808

This CVE, known as "ASP.NET Core Elevation Of Privilege Vulnerability," affects ASP.NET Core versions 1.0, 1.1, and 2.0.

What is CVE-2018-0808?

This vulnerability arises from how ASP.NET web applications manage web requests, allowing attackers to elevate their privileges within the system.

The Impact of CVE-2018-0808

The vulnerability can result in unauthorized users gaining elevated privileges, potentially leading to further exploitation of the system.

Technical Details of CVE-2018-0808

ASP.NET Core 1.0, 1.1, and 2.0 are affected by this elevation of privilege vulnerability.

Vulnerability Description

The flaw in ASP.NET Core versions 1.0, 1.1, and 2.0 allows attackers to exploit the handling of web requests, leading to privilege escalation.

Affected Systems and Versions

Product: ASP.NET Core
Vendor: Microsoft Corporation
Versions: ASP.NET Core 1.0, 1.1, and 2.0

Exploitation Mechanism

Attackers can exploit this vulnerability by manipulating web requests in ASP.NET web applications to gain unauthorized access and elevate their privileges.

Mitigation and Prevention

It is crucial to take immediate steps to address and prevent the exploitation of CVE-2018-0808.

Immediate Steps to Take

Apply security patches provided by Microsoft promptly.
Monitor and restrict access to sensitive areas of the system.
Implement least privilege principles to limit user permissions.

Long-Term Security Practices

Regularly update and patch software to mitigate known vulnerabilities.
Conduct security assessments and penetration testing to identify and address potential weaknesses.

Patching and Updates

Ensure that all systems running ASP.NET Core 1.0, 1.1, and 2.0 are updated with the latest security patches to prevent exploitation of this vulnerability.