CVE-2020-9870 : What You Need to Know

A logic issue in Apple's iOS, macOS, and tvOS has been identified, potentially allowing attackers to run arbitrary code.

Understanding CVE-2020-9870

A logic issue in Apple's operating systems could lead to a security vulnerability.

What is CVE-2020-9870?

This CVE addresses a logic issue in iOS, macOS, and tvOS that could be exploited by attackers with memory write capability to bypass pointer authentication codes and execute arbitrary code.

The Impact of CVE-2020-9870

The vulnerability could allow malicious actors to compromise the affected systems and execute unauthorized code.

Technical Details of CVE-2020-9870

Apple's iOS, macOS, and tvOS are affected by this logic issue.

Vulnerability Description

The vulnerability allows attackers with memory write capability to bypass pointer authentication codes and execute arbitrary code.

Affected Systems and Versions

iOS versions less than 13.6 and iPadOS versions less than 13.6
macOS Catalina versions less than 10.15.6
tvOS versions less than 13.4.8

Exploitation Mechanism

Attackers with memory write capability can exploit this vulnerability to bypass pointer authentication codes and run arbitrary code.

Mitigation and Prevention

Steps to address and prevent the CVE-2020-9870 vulnerability.

Immediate Steps to Take

Update affected systems to iOS 13.6 and iPadOS 13.6, macOS Catalina 10.15.6, and tvOS 13.4.8.
Monitor for any unusual activities on the systems.

Long-Term Security Practices

Regularly update all software and operating systems to the latest versions.
Implement strong access controls and authentication mechanisms.

Patching and Updates

Apply security patches provided by Apple promptly to mitigate the vulnerability.