CVE-2019-1155 : What You Need to Know
Learn about CVE-2019-1155, a critical remote code execution vulnerability in the Windows Jet Database Engine. Find affected systems, versions, and mitigation steps.
A specific vulnerability in the Windows Jet Database Engine allows for remote code execution due to improper handling of objects in memory. This vulnerability is known as the 'Jet Database Engine Remote Code Execution Vulnerability'.
Understanding CVE-2019-1155
What is CVE-2019-1155?
The CVE-2019-1155 vulnerability is a remote code execution flaw in the Windows Jet Database Engine, enabling attackers to execute arbitrary code remotely.
The Impact of CVE-2019-1155
The vulnerability poses a severe risk as attackers can exploit it to execute malicious code on affected systems, potentially leading to unauthorized access, data theft, and system compromise.
Technical Details of CVE-2019-1155
Vulnerability Description
The vulnerability arises from the improper handling of objects in memory within the Windows Jet Database Engine, allowing attackers to execute remote code.
Affected Systems and Versions
- Windows: Versions 7, 8.1, RT 8.1, and 10, including various service packs and architectures.
- Windows Server: Multiple versions including 2008, 2012, 2016, and 2019, with different installations and service packs.
- Microsoft Office: Versions 2010, 2013, 2016, and 2019, for both 32-bit and 64-bit editions.
- Office 365 ProPlus: Both 32-bit and 64-bit systems.
Exploitation Mechanism
The vulnerability allows attackers to craft malicious Jet Database Engine objects, which when processed by the engine, trigger the execution of arbitrary code.
Mitigation and Prevention
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 software and systems to mitigate known vulnerabilities.
- Conduct security training for employees to enhance awareness of phishing and social engineering tactics.
Patching and Updates
Ensure all affected systems, including Windows, Windows Server, Microsoft Office, and Office 365 ProPlus, are updated with the latest security patches to address the CVE-2019-1155 vulnerability.