CVE-2024-40821

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 ImpacttotalSuccessful exploitation gives total 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

0.23% probability of exploitation activity in the next 30 days.

EPSS percentile

Ranks above 13.3% of scored records. A rank, not a probability.

NVD base score

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

NVD CVSS vector

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

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

2024-07-29 22:16Z2 YR AGO

Last updated

2026-04-02 18:15Z5 MO AGO

Reserved

2024-07-10

Assigning CNA

apple

Record state

PUBLISHED

Severity

High (CVSS 8.4)

CNA CVSS vector

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

Weaknesses

• CWE-281Improper Preservation of PermissionsBase

Data version

5.2

Document digest

a5a0eea0664d0255343e1517c5cef6370311352f0b687f60ad8cfce7480c6dd5

• support.apple.comhttps://support.apple.com/en-us/120910
• support.apple.comhttps://support.apple.com/en-us/120911
• support.apple.comhttps://support.apple.com/en-us/120912
• support.apple.comhttps://support.apple.com/en-us/HT214120
• support.apple.comhttps://support.apple.com/en-us/HT214119
• support.apple.comhttps://support.apple.com/en-us/HT214118
• seclists.orghttp://seclists.org/fulldisclosure/2024/Jul/20
• seclists.orghttp://seclists.org/fulldisclosure/2024/Jul/18
• seclists.orghttp://seclists.org/fulldisclosure/2024/Jul/19
• support.apple.comhttps://support.apple.com/kb/HT214120
• support.apple.comhttps://support.apple.com/kb/HT214119
• support.apple.comhttps://support.apple.com/kb/HT214118