CVE-2023-40431 json
The issue was addressed with improved memory handling.
published 2023-09-26 3 y ago modified 2026-06-17 4 mo ago also EUVD-2023-45002
- cvss
- 7.8
- version 3.1, CNA
- cisa kev
- Not listed
- not in CISA's catalog
- epss
- 0.3%
- EPSS 0.3% chance of exploitation in 30 days, percentile 25%
- public exploits
- 0
- none known
Summary
The issue was addressed with improved memory handling. This issue is fixed in iOS 17 and iPadOS 17. An app may be able to execute arbitrary code with kernel privileges.
Patch / fix
- Apple iOS and iPadOS 17
CISA SSVC
- Exploitation
- none
- Automatable
- no
- Technical impact
- total
- Assessed
- 18 mo ago
Exploit prediction
0.32% chance of exploitation in the next 30 days, higher than 25% of all scored CVEs (FIRST EPSS, 2026-11-08).
CVSS scores
| assigned by | version | score | vector |
|---|---|---|---|
| CISA ADP | 3.1 | 7.8 | CVSS:3.1/AV:L/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H |
| NVD | 3.1 | 7.8 | CVSS:3.1/AV:L/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H |
| CNA | 3.1 | 7.8 | CVSS:3.1/AV:L/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H |
Affected products
- Apple iOS and iPadOS
References
-
support.apple.com
/en-us/HT213938
release-notes, vendor-advisory
-
seclists.org
/fulldisclosure/2023/Oct/8
mailing-list, third-party-advisory
- support.apple.com /kb/HT213938
Sources
- CVE List CVE-2023-40431
- NVD CVE-2023-40431
Fencer Vulns keeps one entry per vulnerability: the CVE id wins, then GHSA, and records that alias each other are merged, except that two CVEs always keep separate entries. The same data is available as JSON.