What is the CVSS score of CVE-2024-40854?

CVE-2024-40854 has a CVSS 3.1 base score of 5.5 (Medium). CVSS vector: CVSS:3.1/AV:L/AC:L/PR:N/UI:R/S:U/C:N/I:N/A:H. EPSS exploitation probability: 0.2%.

Which versions of Apple are affected by CVE-2024-40854?

Organizations using A memory initialization should be aware of moderate risk from CVE-2024-40854 rated CVSS 5.5. Exploitation could compromise the security of affected deployments.

How to fix or mitigate CVE-2024-40854?

Within 30 days: Identify affected systems and apply vendor patches as part of regular patch cycle. Monitor vendor channels for patch availability.

Apple CVE-2024-40854

MEDIUM

2025-01-15 product-security@apple.com

Information Disclosure Apple

5.5

CVSS 3.1 · NVD

Severity by source

NVD PRIMARY

5.5 MEDIUM

AV:L/AC:L/PR:N/UI:R/S:U/C:N/I:N/A:H

Primary rating from NVD · only source for this CVE.

CVSS VectorNVD

CVSS:3.1/AV:L/AC:L/PR:N/UI:R/S:U/C:N/I:N/A:H

Attack Vector

Local

Attack Complexity

Low

Privileges Required

None

User Interaction

Required

Scope

Unchanged

Confidentiality

None

Integrity

None

Availability

High

Lifecycle Timeline

Analysis Generated

Mar 28, 2026 - 18:03 vuln.today

CVE Published

Jan 15, 2025 - 20:15 nvd

MEDIUM 5.5

DescriptionCVE.org

A memory initialization issue was addressed with improved memory handling. This issue is fixed in iOS 18.1 and iPadOS 18.1, iOS 17.7.1 and iPadOS 17.7.1, macOS Sonoma 14.7.1, macOS Ventura 13.7.1. An app may be able to cause unexpected system termination.

AnalysisAI

A memory initialization issue was addressed with improved memory handling. Rated medium severity (CVSS 5.5), this vulnerability is no authentication required, low attack complexity. No vendor patch available.

Technical ContextAI

RemediationAI

No vendor patch is available at time of analysis. Monitor vendor advisories for updates. Apply vendor patches when available. Implement network segmentation and monitoring as interim mitigations.