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CVE-2023-41064

Apple iOS, iPadOS, and macOS ImageIO Buffer Overflow

7.8 HIGHActively exploited (CISA KEV)EPSS 53.4%
  1. Published7 Sept 2023
  2. Added to CISA KEV11 Sept 2023
  3. Remediation due2 Oct 2023
Actively exploited (CISA KEV)

Apple iOS, iPadOS, and macOS contain a buffer overflow vulnerability in ImageIO when processing a maliciously crafted image, which may lead to code execution. This vulnerability was chained with CVE-2023-41061.

Added to KEV: 11 Sept 2023Federal remediation due: 2 Oct 2023

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.

CVSS 3.1 breakdown

Attack vectorLocal
Attack complexityLow
Privileges requiredNone
User interactionRequired
ScopeUnchanged
ConfidentialityHigh
IntegrityHigh
AvailabilityHigh
CVSS:3.1/AV:L/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H

Affected products

Apple iPadOS≥ 16.0 < 16.6.1 · < 15.7.9
Apple iPhone OS≥ 16.0 < 16.6.1 · < 15.7.9
Apple macOS≥ 11.0 < 11.7.10 · ≥ 12.0 < 12.6.9 · ≥ 13.0 < 13.5.2

Remediation

Fixed in
Apple iPadOS≥ 16.6.1
Apple iPhone OS≥ 16.6.1
Apple macOS≥ 11.7.10

References

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Frequently asked

Is CVE-2023-41064 being actively exploited?

Yes. CVE-2023-41064 is listed in the CISA Known Exploited Vulnerabilities (KEV) catalog, added 11 Sept 2023.

How severe is CVE-2023-41064?

CVE-2023-41064 has a CVSS 3.1 base score of 7.8, rated high. EPSS estimates a 53.4% probability of exploitation.

Which products are affected by CVE-2023-41064?

Affected products include Apple iPadOS, Apple iPhone OS, Apple macOS.

How do I fix CVE-2023-41064?

Upgrade affected software to a fixed version, for example Apple iPadOS 16.6.1, Apple iPhone OS 16.6.1, Apple macOS 11.7.10 or later, then confirm no affected versions remain in your inventory.

How Secuno handles this

Secuno correlates vulnerabilities like CVE-2023-41064 against the real software inventory on every managed device, every day. Rather than a static severity, each match is scored in context: exploit availability, EPSS, the asset's exposure, and business criticality decide where it lands in the queue. Because it is on the CISA KEV list, Secuno flags any affected asset as top-priority automatically. If an affected version is present anywhere across your portfolio, it surfaces automatically with a prioritised remediation path.

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Data from the NVD, CISA KEV catalog and FIRST EPSS. CVSS 3.1 base score shown where available.