CVE-2023-36495

Name: CVE-2023-36495
Creator: NVD / NIST
Published: 2023-07-28T05:15:10.637+00:00
License: https://creativecommons.org/publicdomain/zero/1.0/

CRITICALCVSS 9.8/10EPSS 1.11%

Last modified Jun 17, 2026

CVE-2023-36495 is a critical-severity vulnerability rated 9.8/10 on the CVSS scale. An integer overflow was addressed with improved input validation. This issue is fixed in watchOS 9.6, macOS Monterey 12.6.8, iOS 15.7.8 and iPadOS 15.7.8, tvOS 16.6, iOS 16.6 and iPadOS 16.6, macOS Ventura 13.5. EPSS estimates a 1.11% chance of exploitation in the next 30 days.

Description

An integer overflow was addressed with improved input validation. This issue is fixed in watchOS 9.6, macOS Monterey 12.6.8, iOS 15.7.8 and iPadOS 15.7.8, tvOS 16.6, iOS 16.6 and iPadOS 16.6, macOS Ventura 13.5. An app may be able to execute arbitrary code with kernel privileges.

Metrics

CVSS 3.1

9.8/10

CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H

EPSS Probability

1.11%

61.7th percentile

Probability of exploitation in the next 30 days. Learn more

Weakness Enumeration

CWE-190

Affected Software

Vendor	Product	Versions
Apple	Ipados	< 15.7.8
Apple	Ipados	>= 16.0, < 16.6
Apple	Iphone Os	< 15.7.8
Apple	Iphone Os	>= 16.0, < 16.6
Apple	Macos	>= 12.0, < 12.6.8
Apple	Macos	>= 13.0, < 13.5
Apple	Tvos	< 16.6
Apple	Watchos	< 9.6

References

https://support.apple.com/en-us/HT213841Vendor Advisory
https://support.apple.com/en-us/HT213842Vendor Advisory
https://support.apple.com/en-us/HT213843Vendor Advisory
https://support.apple.com/en-us/HT213844Vendor Advisory
https://support.apple.com/en-us/HT213846Vendor Advisory
https://support.apple.com/en-us/HT213848Vendor Advisory
https://support.apple.com/kb/HT213841Vendor Advisory
https://support.apple.com/kb/HT213842Vendor Advisory
https://support.apple.com/kb/HT213843Vendor Advisory
https://support.apple.com/kb/HT213844Vendor Advisory
https://support.apple.com/kb/HT213846Vendor Advisory
https://support.apple.com/kb/HT213848Vendor Advisory
https://support.apple.com/en-us/HT213841Vendor Advisory
https://support.apple.com/en-us/HT213842Vendor Advisory
https://support.apple.com/en-us/HT213843Vendor Advisory
https://support.apple.com/en-us/HT213844Vendor Advisory
https://support.apple.com/en-us/HT213846Vendor Advisory
https://support.apple.com/en-us/HT213848Vendor Advisory
https://support.apple.com/kb/HT213841Vendor Advisory
https://support.apple.com/kb/HT213842Vendor Advisory
https://support.apple.com/kb/HT213843Vendor Advisory
https://support.apple.com/kb/HT213844Vendor Advisory
https://support.apple.com/kb/HT213846Vendor Advisory
https://support.apple.com/kb/HT213848Vendor Advisory

Timeline

Published: Jul 28, 2023
Last Modified: Jun 17, 2026
Status: Modified

Frequently Asked Questions

What is CVE-2023-36495?

How severe is CVE-2023-36495?

CVE-2023-36495 has a CVSS score of 9.8/10 (CRITICAL severity). The EPSS model estimates a 1.11% probability of exploitation in the next 30 days.

How do I fix CVE-2023-36495?

Check the vendor references and advisories linked above for patched versions and mitigation guidance. You can also run a Strix scan to test if your systems are affected.

Are you affected by CVE-2023-36495?

Run a free Strix scan to check your systems for this vulnerability.

Scan your code now

Source: NVD / NIST