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CVE-2025-24126: High Vulnerability in Apple iOS and macOS Products

A high-severity input validation issue in various Apple operating systems could allow local network attackers to corrupt process memory. Urgent patching is recommended for affected versions.

HIGHCVSS 7.3 · Published January 27, 2025

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CVE-2025-24126 is a high-severity vulnerability affecting multiple Apple products, including iOS, iPadOS, macOS, tvOS, visionOS, and watchOS. This vulnerability allows an attacker on the local network to corrupt process memory, potentially leading to system instability or unauthorized access to sensitive data. The CVSS score of 7.3 highlights the critical nature of this issue, necessitating immediate attention from security teams.

Organizations should prioritize patching immediately. The vulnerability was published on January 27, 2025, and has been addressed in specific updates: iOS 18.3, iPadOS 18.3, macOS Sequoia 15.3, macOS Sonoma 14.7.5, macOS Ventura 13.7.5, tvOS 18.3, and visionOS 2.3. Failure to remediate this vulnerability could expose systems to significant risks.

Currently, there is no indication of public exploits available for this vulnerability, reducing the immediate threat. However, its presence in network environments requires vigilance, as attackers may attempt to exploit this vulnerability before widespread awareness leads to patches being adopted.

Organizations reliant on Apple products must assess their exposure to this vulnerability and take corrective action swiftly. The potential impact on data integrity and availability underscores the necessity for prompt remediation.

Vulnerability Details

The vulnerability is characterized as an input validation issue. It is classified under the CWE-400 category, indicating that it may involve resource exhaustion or memory corruption. The affected versions include iOS 18.3, iPadOS 18.3, macOS Sequoia 15.3, macOS Sonoma 14.7.5, macOS Ventura 13.7.5, tvOS 18.3, and visionOS 2.3.

The CVSS score of 7.3 reflects a high severity, with its vector indicating that the attack vector is adjacent network-based, requiring low complexity and low privileges to exploit.

Technical Analysis

The root cause of CVE-2025-24126 lies in improper input validation, which can lead to memory corruption. Attackers with access to the local network can exploit this vulnerability without any user interaction required. The attack complexity is low, and minimal privileges are needed to initiate the exploit.

In terms of impact, the confidentiality impact is none, but both integrity and availability impacts are high. This means that while sensitive data may remain secure, the integrity of processes could be compromised, leading to potential disruptions in service.

Risk & Impact Analysis

The risk to organizations includes potential memory corruption that could result in system crashes or data corruption. Given the high severity of this vulnerability, organizations using affected Apple products must evaluate their risk exposure. The potential blast radius is significant, as multiple products are impacted, indicating that widespread deployment could lead to critical system failures.

Organizations should address this vulnerability in their priority patch cycle, as the exploitation potential increases with the passage of time and the availability of information on the vulnerability.

Signal

Status

Known Exploit

No

Public PoC

No

Actively Exploited

No

Ransomware Use

No

Affected Versions

The following Apple products are affected by this vulnerability: iPadOS (all versions prior to 18.3), iPhone OS (all versions prior to 18.3), macOS (all versions prior to 15.3), tvOS (all versions prior to 18.3), visionOS (all versions prior to 2.3), and watchOS (all versions prior to 11.3). Organizations should ensure they are running the latest versions to mitigate this risk.

Mitigation & Remediation

To remediate this vulnerability, organizations should update their affected Apple products to the latest versions: iOS 18.3, iPadOS 18.3, macOS Sequoia 15.3, macOS Sonoma 14.7.5, macOS Ventura 13.7.5, tvOS 18.3, and visionOS 2.3.

If patches cannot be applied immediately, consider implementing network controls to limit access to affected devices. Monitoring for unusual process behavior could also help in detecting potential exploitation attempts.

For more guidance on securing your systems, organizations may explore penetration testing services to identify vulnerabilities proactively.

Detection Guidance

To detect potential exploitation of this vulnerability, organizations should monitor system logs for unusual memory access patterns or unexpected application terminations. Behavioral anomalies in system performance may also indicate an active exploitation attempt.

AppSecure Threat Intelligence Insight

CVE-2025-24126 highlights the need for stringent input validation across all platforms, particularly in environments where devices are interconnected. As organizations increasingly rely on Apple products, understanding the implications of such vulnerabilities becomes imperative.

This vulnerability serves as a reminder to continuously assess security postures and ensure regular updates are applied. Security teams should draw lessons from this and prioritize proactive measures against similar vulnerabilities in the future.

For further insights and detailed analysis of related vulnerabilities, organizations can refer to our penetration testing methodology and explore our approach to vulnerability management.

With an eye towards the future, continuous education and awareness of emerging vulnerabilities will aid organizations in fortifying their defenses against evolving threats.

Disclaimer: This content was generated using AI. While we strive for accuracy, please verify critical information with official sources.

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