CVE-2020-0664 : Exploit Details and Defense Strategies

Active Directory integrated DNS (ADIDNS) vulnerability that allows reading sensitive system information. Details, impacts, affected systems, mitigation steps.

Understanding CVE-2020-0664

An information disclosure vulnerability in Active Directory integrated DNS (ADIDNS) that mishandles objects in memory.

What is CVE-2020-0664?

Authenticated attackers can exploit to read sensitive information about the target system.
Exploiting requires sending a crafted request to the AD|DNS service.
Alone, the vulnerability cannot compromise a system but can complement other vulnerabilities.

The Impact of CVE-2020-0664

Severity: MEDIUM with a CVSS base score of 6.5
An attacker could leverage this vulnerability to gather critical system data.

Technical Details of CVE-2020-0664

Vulnerability specifics, affected systems, and exploitation details.

Vulnerability Description

Vulnerability stems from ADIDNS object memory handling misuse.
Exploitation enables unauthorized data access.

Affected Systems and Versions

Microsoft Windows Server versions from 2008 to 2019.

Exploitation Mechanism

Requires an authenticated attacker sending crafted AD|DNS service requests.

Mitigation and Prevention

Protective measures to address and prevent CVE-2020-0664.

Immediate Steps to Take

Apply the update addressing ADIDNS memory object handling.
Monitor for any unusual activities indicating potential exploitation.

Long-Term Security Practices

Restrict network access and user permissions to minimize vulnerability exposure.
Regularly update and patch all systems and applications.

Patching and Updates

Ensure timely installation of security patches and updates to mitigate potential threats.