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Cybersecurity Threat Advisory

A new security exploit, GoFetch, was found in Apple’s M-chip architecture. It takes advantage of data memory-dependent prefetchers (DMPs) and could use the device as a new attack vector. Continue reading this Cybersecurity Threat Advisory to learn how you can mitigate the risks associated with this threat.

What is the threat?

The GoFetch exploit targets data memory-dependent prefetchers present in Apple’s M-chip architecture. By exploiting the vulnerability, attackers can potentially gain unauthorized access to sensitive data and execute arbitrary code on affected systems. The exploit leverages speculative execution to bypass security mechanisms, allowing attackers to extract valuable information from memory.

Why is it noteworthy?

This exploit stands out for its focus on Apple’s M-chip architecture, found in iPhones, iPads, and Mac computers. With these devices commonly used in both personal and professional settings, the GoFetch exploit has the potential to impact numerous users and organizations.

What is the exposure or risk?

Organizations using Apple devices with M-chip architecture are at risk of unauthorized data access and code execution if targeted by the GoFetch exploit. Exploiting DMPs can lead to the theft of sensitive information, the compromise of user credentials, and the installation of malware or other malicious payloads. Successful exploitation could lead to reputational damage, financial losses, and regulatory penalties for affected organizations.

What are the recommendations?

Barracuda MSP recommends the following actions to secure your environment against this security exploit:

  • Stay up to date with the latest security patches and firmware updates released by Apple to mitigate known vulnerabilities associated with the M-chip architecture.
  • Utilize robust access controls and authentication mechanisms to limit unauthorized access to sensitive data and system resources.
  • Utilize Barracuda XDR Endpoint Security to detect and respond to suspicious behavior existing on your device.
  • Train employees on security best practices, such as avoiding suspicious links and attachments, to reduce the likelihood of falling victim to social engineering attacks.


For more in-depth information, please visit the following links:

If you have any questions regarding this Cybersecurity Threat Advisory, please contact Barracuda XDR’s Security Operations Center.

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Laila Mubashar

Posted by Laila Mubashar

Laila is a Cybersecurity Analyst at Barracuda MSP. She's a security expert, working on our Blue Team within our Security Operations Center. Laila supports our XDR service delivery and is highly skilled at analyzing security events to detect cyber threats, helping keep our partners and their customers protected.

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