CVE-2020-0645 : What You Need to Know

A tampering vulnerability exists when Microsoft IIS Server improperly handles malformed request headers, aka 'Microsoft IIS Server Tampering Vulnerability'.

Understanding CVE-2020-0645

This CVE identifies a tampering vulnerability in Microsoft IIS Server that could be exploited by attackers.

What is CVE-2020-0645?

The CVE-2020-0645 refers to a tampering vulnerability in Microsoft IIS Server caused by improper handling of malformed request headers.

The Impact of CVE-2020-0645

This vulnerability could allow attackers to tamper with HTTP requests, potentially leading to unauthorized access or data modification.

Technical Details of CVE-2020-0645

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

Vulnerability Description

The tampering vulnerability in Microsoft IIS Server arises due to the mishandling of malformed request headers.

Affected Systems and Versions

The following systems and versions are affected by CVE-2020-0645:

Windows 10 Versions 1803, 1809, 1709, 1607, 7, 8.1, RT 8.1
Windows Server 2019, 2016, 2012, 2012 R2, 2008
Windows 10 Version 1903 and 1909

Exploitation Mechanism

Attackers can exploit this vulnerability by manipulating malformed request headers to interfere with the intended communication process.

Mitigation and Prevention

Here are the steps to mitigate and prevent exploitation of CVE-2020-0645:

Immediate Steps to Take

Apply security patches provided by Microsoft promptly.
Monitor and analyze HTTP requests for unusual patterns.
Implement proper input validation and sanitization techniques.

Long-Term Security Practices

Stay updated on security advisories and best practices for web server security.
Regularly review and enhance server hardening measures.
Conduct security audits and penetration testing to identify vulnerabilities.

Patching and Updates

Regularly check for security updates from Microsoft and apply patches to ensure the system's protection against known vulnerabilities.