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Fencer Vulns
high 7.8

CVE-2023-42841 json

The issue was addressed with improved memory handling.

published 2023-10-25 3 y ago modified 2026-06-17 4 mo ago also EUVD-2023-47262

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 28%
public exploits
0
none known

Summary

The issue was addressed with improved memory handling. This issue is fixed in macOS Sonoma 14.1, iOS 17.1 and iPadOS 17.1, iOS 16.7.2 and iPadOS 16.7.2, macOS Ventura 13.6.1. An app may be able to execute arbitrary code with kernel privileges.

Patch / fix

  • Apple iOS and iPadOS 16.7, 17.1
  • Apple macOS 13.6, 14.1

CISA SSVC

Exploitation
none
Automatable
no
Technical impact
total
Assessed
2 y ago

Exploit prediction

0.34% chance of exploitation in the next 30 days, higher than 28% 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
  • Apple macOS

Classification

Weakness
  • CWE-119 Improper Restriction of Operations within the Bounds of a Memory Buffer

References

Sources

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.