01 Record
CVE-2023-42870
A use-after-free issue was addressed with improved memory management. This issue is fixed in macOS Sonoma 14, iOS 17 and iPadOS 17. An app may be able to execute arbitrary code with kernel privileges.
HighPUBLISHEDCNA: apple
CNA base score7.8 CVSS v3.xCVSS:3.1/AV:L/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H
02 Description
A use-after-free issue was addressed with improved memory management. This issue is fixed in macOS Sonoma 14, iOS 17 and iPadOS 17. An app may be able to execute arbitrary code with kernel privileges.
03 Exploitation and scoring
- 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.
- EPSS probability
- 0.21% probability of exploitation activity in the next 30 days.
- EPSS percentile
- Equal to or higher than the score of 11.9% of scored records. A rank, not a probability.
- NVD base score
- 7.8 (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: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.
04 Metadata
- Published
- 2024-01-10 22:03Z2 YR AGO
- Last updated
- 2025-11-04 19:22Z11 MO AGO
- Reserved
- 2023-09-14
- Assigning CNA
- apple
- Record state
- PUBLISHED
- Severity
- High (CVSS 7.8)
- CNA CVSS vector
- CVSS:3.1/AV:L/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H
- Weaknesses
- CWE-416Use After FreeVariant
- Data version
- 5.2
- Document digest
- 5ad323dba09a7c79e6c33b6d43e5d2e5fb57b797f461e28d4526ad3dae0dbb83
05 Affected products
06 References
- support.apple.comhttps://support.apple.com/en-us/HT213938
- support.apple.comhttps://support.apple.com/en-us/HT213940
- support.apple.comhttps://support.apple.com/kb/HT213940
- support.apple.comhttps://support.apple.com/kb/HT213938