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Fencer Vulns
high 7.8

CVE-2023-42848 json

The issue was addressed with improved bounds checks.

published 2024-02-21 2 y ago modified 2026-06-17 4 mo ago also EUVD-2023-47269

cvss
7.8
version 3.1, CNA
cisa kev
Not listed
not in CISA's catalog
epss
0.2%
EPSS 0.2% chance of exploitation in 30 days, percentile 11%
public exploits
0
none known

Summary

The issue was addressed with improved bounds checks. This issue is fixed in watchOS 10.1, macOS Sonoma 14.1, tvOS 17.1, iOS 16.7.2 and iPadOS 16.7.2, iOS 17.1 and iPadOS 17.1, macOS Ventura 13.6.1. Processing a maliciously crafted image may lead to heap corruption.

Patch / fix

  • Apple iOS and iPadOS 16.7, 17.1
  • Apple tvOS 17.1
  • Apple macOS 13.6, 13.6.1, 14.1
  • Apple watchOS 10.1
  • apple iphone_os 16.7, 17.1
  • apple ipad_os 16.7, 17.1

CISA SSVC

Exploitation
none
Automatable
no
Technical impact
total
Assessed
2 y ago

Exploit prediction

0.21% chance of exploitation in the next 30 days, higher than 11% 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 tvOS
  • Apple macOS
  • Apple watchOS
  • apple iphone_os
  • apple ipad_os

Classification

Weakness

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.