How severe is CVE-2023-41064?

CVE-2023-41064 has a CVSS 3.1 base score of 7.8 (HIGH). EPSS estimates a 53.4% probability of exploitation in the next 30 days. It is listed in the CISA Known Exploited Vulnerabilities catalog.

CVE-2023-41064: Apple iOS, iPadOS, and macOS ImageIO Buffer Overflow

CISA Known Exploited Vulnerabilities

Apple iOS, iPadOS, and macOS ImageIO Buffer Overflow Vulnerability is confirmed as actively exploited and is listed in the CISA KEV catalog.

Added to KEV

2023-09-11

Remediation due

2023-10-02

Required action
Apply mitigations per vendor instructions or discontinue use of the product if mitigations are unavailable.

CISA notes
https://support.apple.com/en-us/HT213905, https://support.apple.com/en-us/HT213906; https://nvd.nist.gov/vuln/detail/CVE-2023-41064

Description

A buffer overflow issue was addressed with improved memory handling. This issue is fixed in iOS 16.6.1 and iPadOS 16.6.1, macOS Monterey 12.6.9, macOS Ventura 13.5.2, iOS 15.7.9 and iPadOS 15.7.9, macOS Big Sur 11.7.10. Processing a maliciously crafted image may lead to arbitrary code execution. Apple is aware of a report that this issue may have been actively exploited.

Severity

CVSS 3.1 · CISA7.8 HIGH

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

SSVC · CISA-ADP

Exploitationactive

Automatableyes

Technical impacttotal

Exploitation Context

as of October 15, 2026

All KEV statistics→

CISA added CVE-2023-41064 to the KEV catalog 4 days after its CVE record was published. The median for entries added in 2023 is 12 days.
It is one of 95 Apple entries in the CISA KEV catalog, and one of 21 added in 2023.
Its current EPSS score (53.4%) is higher than that of 51% of CISA KEV entries.

Affected Products

Vendor	Product	Affected versions
Apple	Apple macOS	unspecified to <12.6
Apple	Apple macOS	unspecified to <11.7
Apple	Apple iOS and iPadOS	unspecified to <16.6
Apple	Apple iOS and iPadOS	unspecified to <15.7
Apple	Apple macOS	unspecified to <13.5

References

8 Links

Other references

Record Details

Published

2023-09-07

Last updated

2025-11-04

Assigner (CNA)

apple

Credited to

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CVE record data © The MITRE Corporation, used under the CVE Terms of Use. Exploited-in-the-wild data from the CISA Known Exploited Vulnerabilities catalog (CC0). Exploit prediction scores by FIRST EPSS (first.org/epss). This site is not endorsed or certified by MITRE, NVD, CISA, or FIRST.