CVE-2019-8573 : Security Advisory and Response

A problem regarding input validation was resolved by implementing enhanced input validation. This problem has been resolved in macOS Mojave 10.14.5, Security Update 2019-003 High Sierra, Security Update 2019-003 Sierra, iOS 12.3, watchOS 5.2.1. It is possible for a malicious user located remotely to potentially disrupt the functioning of the system.

Understanding CVE-2019-8573

This CVE addresses an input validation issue that could allow a remote attacker to cause a denial of service on affected systems.

What is CVE-2019-8573?

CVE-2019-8573 is a vulnerability related to input validation that could be exploited by a remote attacker to disrupt system functionality.

The Impact of CVE-2019-8573

The vulnerability could potentially allow a malicious remote user to cause a denial of service on affected systems.

Technical Details of CVE-2019-8573

This section provides detailed technical information about the vulnerability.

Vulnerability Description

The issue was fixed by enhancing input validation in macOS Mojave 10.14.5, Security Update 2019-003 High Sierra, Security Update 2019-003 Sierra, iOS 12.3, and watchOS 5.2.1.

Affected Systems and Versions

iOS versions less than 12.3
macOS versions less than 10.14
macOS versions less than 5.2

Exploitation Mechanism

A remote attacker could exploit the vulnerability to potentially disrupt the system's operation.

Mitigation and Prevention

Steps to address and prevent exploitation of the vulnerability.

Immediate Steps to Take

Apply the necessary security updates provided by Apple for affected versions.
Monitor for any unusual system behavior that could indicate a potential attack.

Long-Term Security Practices

Regularly update software and firmware to patch known vulnerabilities.
Implement network security measures to prevent unauthorized access.

Patching and Updates

Ensure all systems are updated with the latest security patches from Apple to mitigate the risk of exploitation.