CVE-2024-40856

Exploitation

Assessed, none found. CISA's assessment recorded neither public exploit code nor evidence of exploitation when it was made.

SSVC decision

• ExploitationnoneCISA recorded no public exploit code and no evidence of exploitation.
• AutomatablenoAt least one step from reconnaissance to exploitation cannot be reliably automated.
• Technical ImpactpartialSuccessful exploitation gives limited control of the vulnerable component.

CISA publishes the decision points, not a final SSVC decision. The decision also depends on mission and well-being impact, which is a property of your deployment rather than of the vulnerability.

EPSS probability

0.89% probability of exploitation activity in the next 30 days.

EPSS percentile

Ranks above 56.7% of scored records. A rank, not a probability.

NVD base score

7.5 (CVSS v3.x), scored by the NVD independently of the CNA.

NVD CVSS vector

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

NVD analysis status

Modified. NVD last modified this record on 2026-06-17.

Red Hat severity

No Red Hat rating. Red Hat rates the CVEs that affect its products.

Exploit-prediction scores from FIRST. Independent scoring and analysis status from the NVD. Vendor severity from Red Hat. Exploitation assessment and catalog membership from CISA.

Published

2024-09-16 23:22Z1 YR AGO

Last updated

2026-04-02 18:16Z5 MO AGO

Reserved

2024-07-10

Assigning CNA

apple

Record state

PUBLISHED

Severity

High (CVSS 7.5)

CNA CVSS vector

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

Weaknesses

No CWE assigned

Data version

5.2

Document digest

d41f2ac470f0e4c8d8ba311b52abfce2277cc21c4fe45798b5dea66ccd5fc2e8

• support.apple.comhttps://support.apple.com/en-us/121238
• support.apple.comhttps://support.apple.com/en-us/121248
• support.apple.comhttps://support.apple.com/en-us/121250
• seclists.orghttp://seclists.org/fulldisclosure/2024/Sep/34
• seclists.orghttp://seclists.org/fulldisclosure/2024/Sep/33
• seclists.orghttp://seclists.org/fulldisclosure/2024/Sep/32