CVE-2024-40803 json
A type confusion issue was addressed with improved checks.
published 2024-07-29 2 y ago modified 2026-06-17 4 mo ago also EUVD-2024-38644
- cvss
- 7.5
- version 3.1, CNA
- cisa kev
- Not listed
- not in CISA's catalog
- epss
- 1.2%
- EPSS 1.2% chance of exploitation in 30 days, percentile 68%
- public exploits
- 0
- none known
Summary
A type confusion issue was addressed with improved checks. This issue is fixed in macOS Monterey 12.7.6, macOS Sonoma 14.6, macOS Ventura 13.6.8. An attacker may be able to cause unexpected app termination.
Patch / fix
- Apple macOS 12.7.6, 13.6.8, 14.6
CISA SSVC
- Exploitation
- none
- Automatable
- yes
- Technical impact
- partial
- Assessed
- 19 mo ago
Exploit prediction
1.22% chance of exploitation in the next 30 days, higher than 68% of all scored CVEs (FIRST EPSS, 2026-11-08).
CVSS scores
| assigned by | version | score | vector |
|---|---|---|---|
| CISA ADP | 3.1 | 7.5 | CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H |
| NVD | 3.1 | 7.5 | CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H |
| CNA | 3.1 | 7.5 | CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H |
Affected products
- Apple macOS
Classification
- Weakness
-
- CWE-843 Access of Resource Using Incompatible Type
References
-
support.apple.com
/en-us/HT214120
release-notes, vendor-advisory
-
support.apple.com
/en-us/HT214119
release-notes, vendor-advisory
-
support.apple.com
/en-us/HT214118
release-notes, vendor-advisory
- support.apple.com /en-us/120910
- support.apple.com /en-us/120911
- support.apple.com /en-us/120912
-
seclists.org
/fulldisclosure/2024/Jul/20
mailing-list, third-party-advisory
-
seclists.org
/fulldisclosure/2024/Jul/18
mailing-list, third-party-advisory
-
seclists.org
/fulldisclosure/2024/Jul/19
mailing-list, third-party-advisory
- support.apple.com /kb/HT214120
- support.apple.com /kb/HT214119
- support.apple.com /kb/HT214118
Sources
- CVE List CVE-2024-40803
- NVD CVE-2024-40803
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