CVE-2019-0793 : Security Advisory and Response
Learn about CVE-2019-0793, a critical remote code execution vulnerability in Microsoft XML Core Services MSXML parser, impacting Windows and Windows Server systems. Find out how to mitigate the risk and protect your systems.
A vulnerability in the Microsoft XML Core Services MSXML parser allows remote code execution when processing user input, known as the 'MS XML Remote Code Execution Vulnerability'. This CVE ID, distinct from others, poses a significant risk to Windows and Windows Server systems.
Understanding CVE-2019-0793
This CVE ID pertains to a critical vulnerability in Microsoft XML Core Services MSXML parser that could lead to remote code execution.
What is CVE-2019-0793?
CVE-2019-0793 is a remote code execution vulnerability in the Microsoft XML Core Services MSXML parser, enabling attackers to execute arbitrary code remotely.
The Impact of CVE-2019-0793
This vulnerability can result in severe consequences, allowing threat actors to take control of affected systems remotely.
Technical Details of CVE-2019-0793
This section provides detailed technical information about the vulnerability.
Vulnerability Description
The vulnerability in the Microsoft XML Core Services MSXML parser allows remote code execution when processing user input.
Affected Systems and Versions
The following systems and versions are affected:
- Windows 7, 8.1, RT 8.1, and 10
- Windows Server 2008, 2012, 2012 R2, 2016, and 2019
Exploitation Mechanism
Attackers can exploit this vulnerability by sending malicious input to the MSXML parser, triggering remote code execution.
Mitigation and Prevention
To safeguard systems from CVE-2019-0793, immediate actions and long-term security practices are crucial.
Immediate Steps to Take
- Apply security patches provided by Microsoft promptly.
- Implement network segmentation to limit the impact of potential attacks.
- Monitor network traffic for any suspicious activity.
Long-Term Security Practices
- Regularly update and patch systems to address known vulnerabilities.
- Conduct security training for employees to enhance awareness of phishing and social engineering tactics.
Patching and Updates
Regularly check for security updates from Microsoft and apply them to ensure system protection.