CVE-2023-40410

MEDIUM

5.5

CVSS Score

Published: September 26, 2023 at 08:14 PM UTC

Updated: June 17, 2026 at 06:17 AM UTC

5 products affected across 1 vendormacOSiPhone OSiPadOS

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Severity

MEDIUM5.5

Exploit prediction

EPSS 0.3%

SSVC

No known exploit

Description

An out-of-bounds read was addressed with improved input validation. This issue is fixed in macOS Ventura 13.6, tvOS 17, macOS Monterey 12.7, watchOS 10, iOS 17 and iPadOS 17, macOS Sonoma 14. An app may be able to disclose kernel memory.

Affected

Our own answer: ranges merged, affected separated from platform-only, with confidence and review flags.

iPadOS · Apple

95%

v < 17v < 17.0

Affected range stops below 17, so it looks safe — our inference, not a vendor statement

Affected range stops below 17.0, so it looks safe — our inference, not a vendor statement

iPhone OS · Apple

95%

v < 17.0

Affected range stops below 17.0, so it looks safe — our inference, not a vendor statement

macOS · Apple

95%

v < 12.7v < 13.6v < 1412.0.0 ≤ v < 12.713.0 ≤ v < 13.6

Affected range stops below 12.7, so it looks safe — our inference, not a vendor statement

Affected range stops below 13.6, so it looks safe — our inference, not a vendor statement

Affected range stops below 14, so it looks safe — our inference, not a vendor statement

tvOS · Apple

95%

v < 17v < 17.0

Affected range stops below 17, so it looks safe — our inference, not a vendor statement

Affected range stops below 17.0, so it looks safe — our inference, not a vendor statement

watchOS · Apple

95%

v < 10v < 10.0

Affected range stops below 10, so it looks safe — our inference, not a vendor statement

Affected range stops below 10.0, so it looks safe — our inference, not a vendor statement

Remediation

No guide yet

No remediation guidance has been written for this CVE yet. What the record does show:

Patch and advisory references

References (17)

Source: [email protected]

http://seclists.org/fulldisclosure/2023/Oct/10

Source: [email protected]

http://seclists.org/fulldisclosure/2023/Oct/3

Mailing ListThird Party Advisory

Source: [email protected]

http://seclists.org/fulldisclosure/2023/Oct/5

Source: [email protected]

http://seclists.org/fulldisclosure/2023/Oct/6

Source: [email protected]

http://seclists.org/fulldisclosure/2023/Oct/9

Release NotesVendor Advisory

Source: [email protected]

https://support.apple.com/en-us/HT213931

Release NotesVendor Advisory

Source: [email protected]

https://support.apple.com/en-us/HT213932

Release NotesVendor Advisory

Source: [email protected]

https://support.apple.com/en-us/HT213936

SSVC — Action Prioritization

SSVCNo known exploitNot automatablePartial impact

SSVC signals action urgency (what to patch first), separate from CVSS which measures severity.

CVSS

5.5MEDIUM[email protected]

Attack Vector: LOCAL
Complexity: LOW
Privileges: NONE
User Interaction: REQUIRED
Scope: UNCHANGED
Confidentiality: HIGH
Integrity: NONE
Availability: NONE

Vector?

Quick Info

StatusMODIFIED

CWE

CWE-125

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