CVE-2020-1039 : Exploit Details and Defense Strategies

A remote code execution vulnerability in the Windows Jet Database Engine.

Understanding CVE-2020-1039

Jet Database Engine Remote Code Execution Vulnerability published by Microsoft on 2020-09-08.

What is CVE-2020-1039?

A vulnerability in the Windows Jet Database Engine that allows attackers to execute arbitrary code on a victim's system.

The Impact of CVE-2020-1039

Type: Remote Code Execution
CVSS Base Score: 7.8 (High)
CVSS Vector: AV:L/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H/E:P/RL:O/RC:C

Technical Details of CVE-2020-1039

Jet Database Engine Remote Code Execution Vulnerability specifics.

Vulnerability Description

A flaw in how the Windows Jet Database Engine handles memory objects enables malicious code execution.

Affected Systems and Versions

Windows 10 Versions 1803, 1809, 1903, 1909, 2004
Windows Server 2012, 2016, 2019
Windows 7, 8.1

Exploitation Mechanism

Attacker exploits by tricking a user into opening a crafted file triggering code execution.

Mitigation and Prevention

Security steps to mitigate the CVE-2020-1039 vulnerability.

Immediate Steps to Take

Apply Microsoft's provided security update promptly.
Educate users about the risk of opening unsolicited files.

Long-Term Security Practices

Regularly update operating systems and applications.
Implement network segregation and robust access controls.

Patching and Updates

Install the patch provided by Microsoft to fix the vulnerability.