External risk intelligence

Apple macOS and iOS Privilege Escalation Vulnerability

CVE advisoryKnown Exploit

CVE-2023-41992

This vulnerability affects Apple's macOS, iOS, and iPadOS operating systems. It allows a local attacker to elevate their privileges, which could lead to unauthorized access to sensitive data and system functions. The vulnerability has been reported as actively exploited against earlier versions of iOS, posing a realist

1Halo Surface Signal

Apple Ipados

before 16.717.012.0 to before 12.713.0 to before 13.6

External exposure likelihood

Halo Surface Signal score for CVE-2023-41992

The vulnerability requires local access to the affected Apple operating systems to elevate privileges. It is not reachable via the public internet or network services, as it is a local-only condition inherent to the device's kernel operations.

Horizon Alert

Summary of the vulnerability and why it matters

This vulnerability impacts Apple's macOS, iOS, and iPadOS operating systems. A flaw in these systems allows for unauthorized privilege escalation. This could lead to significant business risk by enabling attackers to gain elevated access to sensitive data and system functions.

  • Vulnerable Apple operating systems
  • Local privilege escalation
  • Compromised data and systems

Attack Path

How an attacker could exploit the issue

This vulnerability allows a local attacker to gain elevated privileges on affected Apple devices. The attack requires initial access to the system. An attacker could then trigger a specific action within the operating system to achieve privilege escalation. This could potentially allow unauthorized access to sensitive data or system functions.

  • Local access required.
  • Attacker triggers action.
  • Elevated privileges result.

Live Threat

Current exploitation, exposure, and threat context

A vulnerability has been identified that could allow a local attacker to gain elevated privileges on affected Apple devices. Apple has indicated that this issue may have been actively exploited on certain versions of iOS prior to version 16.7. The known exploited vulnerabilities catalog lists this CVE, suggesting it has been utilized in real-world attacks.

  • Likely attacker skill level: Low.
  • Required access or conditions: Local access.
  • Business risk or urgency: High.

Priority actions

Operational Fix

Recommended remediation, mitigation, and detection steps

An organization should address this high-severity vulnerability to prevent local attackers from elevating privileges on affected systems. This issue has been reported as actively exploited against some Apple products. Understanding which assets are impacted and applying vendor-provided fixes are key steps to mitigating risk.

  • Find affected Apple devices.
  • Isolate vulnerable systems or reduce access.
  • Apply vendor updates and verify.
  • Monitor for related activity.

Frequently asked questions

What Apple operating systems are impacted by CVE-2023-41992?

CVE-2023-41992 affects Apple's macOS, iOS, and iPadOS operating systems. These are the foundational software that powers Mac computers, iPhones, and iPads, respectively, enabling a wide array of user activities and functions.

What is the weakness type associated with CVE-2023-41992?

This vulnerability is categorized under CWE-754, indicating an improper handling of exceptional conditions. Essentially, the software fails to manage unexpected situations correctly, which can be exploited by attackers.

How can CVE-2023-41992 be exploited?

A local attacker can exploit this vulnerability by triggering a specific action on an affected Apple device. This action can lead to privilege escalation, granting the attacker higher access than they are normally permitted on the system.

What is the significance of CVE-2023-41992 according to the Halo Surface Signal?

The Halo Surface Signal indicates that CVE-2023-41992 is 'very unlikely' to be exploited remotely. This is because the vulnerability requires local access to the affected Apple operating systems to elevate privileges and is not reachable via the public internet.

What actions should be taken to respond to CVE-2023-41992?

To address this vulnerability, organizations should identify all affected Apple devices, apply vendor-provided updates for macOS, iOS, and iPadOS, and monitor for any suspicious activity. Isolating vulnerable systems or restricting access can also be a temporary mitigation.

References