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VulnerabilityPublished Updated

CVE-2024-23238: Apple macOS · Improper Access Control

Affects Apple macOSSource CVE Database V5

0

Not known to be exploited · CVSS 7.1 High · fixed in 14.4 : patch Apple macOS soon.

Data as of 26 Oct 2026, 11:42 UTC

CVSS 3.1 base score
7.1High
How severe the flaw is on the 0–10 CVSS scale.
EPSS
0.2% chance of exploitation in 30 days – higher than 11% of CVEsExploit Prediction Scoring System: the likelihood attackers will use this flaw soon.
Patch
Available – fixed in 14.4
CVSS:3.1/AV:L/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:N

Exploitation evidence

  1. Disclosed: evidence found.

    CVE published 8 Mar 2024

  2. Detectable: no evidence on record.

    No public nuclei template indexed

  3. Weaponised: no evidence on record.

    No public exploit code indexed in Metasploit or Exploit-DB

  4. Exploited in the wild: no evidence on record.

    Not in CISA KEV and no source reports exploitation

  5. Observed by OffSeq Mirage: no evidence on record.

    No attack traffic recorded by OffSeq Mirage sensors

A missing step is not evidence of safety. Sources: cve.org (opens in a new tab), the Metasploit, Exploit-DB and nuclei-templates index as of 26 Oct 2026.

What to do

Affected software

ProductAffectedFixed in
Apple macOSAffected
  • =0
Fixed in–

AI-suggested

Apple has provided an official fix for this vulnerability in macOS Sonoma 14.4. Users and administrators should update affected systems to macOS Sonoma 14.4 or later to remediate this issue. No additional mitigation steps are required beyond applying the official update.

Description

CVE-2024-23238 is a vulnerability in Apple macOS that allowed an app to edit NVRAM variables due to insufficient access restrictions. This issue was addressed and fixed in macOS Sonoma 14.4 by improving access controls. The vulnerability has a CVSS score of 7.1, indicating high severity, and could impact confidentiality and integrity without requiring privileges but needing user interaction. Apple has released an official patch as part of macOS Sonoma 14.4 to remediate this issue.

References

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