CVE-2023-36495
CWE-190Published: July 28, 2023· Updated: Jun 17, 2026
Official 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.
Risk Analysis
This integer overflow vulnerability in Apple products could allow an application to gain kernel-level code execution. With a CVSS score of 9.8, it poses a significant threat to the security of the underlying system.
There is no public exploit information available, and it is not tracked in the CISA KEV. It is remotely exploitable with low attack complexity.
Ensure all affected Apple devices are updated to the latest patched versions of watchOS, macOS, iOS, iPadOS, or tvOS.
Technical Analysis
CVE-2023-36495 can be exploited remotely over the network without requiring physical or adjacent access, significantly expanding the attack surface for threat actors.
The vulnerability requires no privileges and no user interaction, making it a prime target for automated exploitation campaigns and worm-like propagation.
A successful exploit results in complete confidentiality breach (data exposure), full integrity compromise (data manipulation), availability disruption (denial of service), with a CVSS base score of 9.8.
CVSS v3.1 Vector Breakdown
Affected Vendors & Products
Exploit & PoC Resources
Official Patches & Advisories
All References (24)
Quick Facts
Related CVEs (CWE-190)
Recommended Actions
- →Apply vendor patches immediately
- →Monitor CVE-2023-36495 in threat intel feeds
- →Review IDS/IPS signatures for exploitation attempts