Is CVE-2024-40788 in the CISA KEV catalog?

No. CVE-2024-40788 is not currently on the CISA Known Exploited Vulnerabilities list.

What is the CVSS severity of CVE-2024-40788?

CVE-2024-40788 has a CVSS v3 base score of 5.5 (MEDIUM).

What is the EPSS score for CVE-2024-40788?

CVE-2024-40788 has an EPSS score of 0.32% (24th percentile), estimating the probability of exploitation in the next 30 days.

How do I fix CVE-2024-40788?

Upgrade ipados to 17.6 or later. Fixes are available for 6 affected products.

CVE & CISA-KEV Catalog

CVE-2024-40788

MEDIUM

5.5

CVSS v3

NVD

Description

A type confusion issue was addressed with improved memory handling. This issue is fixed in iOS 16.7.9 and iPadOS 16.7.9, iOS 17.6 and iPadOS 17.6, macOS Monterey 12.7.6, macOS Sonoma 14.6, macOS Ventura 13.6.8, tvOS 17.6, visionOS 1.3, watchOS 10.6. A local attacker may be able to cause unexpected system shutdown.

CWE-843Type Confusion

How to fix

Remediation Available

ipadosNVD

Affected:>= 17.0, < 17.6Fixed in:17.6CVE-2024-40788derived from NVD

iphone osNVD

Affected:>= 17.0, < 17.6Fixed in:17.6CVE-2024-40788derived from NVD

macosNVD

Affected:>= 14.0, < 14.6Fixed in:14.6CVE-2024-40788derived from NVD

tvosNVD

Affected:< 17.6Fixed in:17.6CVE-2024-40788derived from NVD

visionosNVD

Affected:< 1.3Fixed in:1.3CVE-2024-40788derived from NVD

watchosNVD

Affected:< 10.6Fixed in:10.6CVE-2024-40788derived from NVD

Remediation is compiled from vendor and distribution security advisories. Always confirm against the linked source for your exact version and platform.

CVSS v3 Vector

Exploitability

Attack VectorLocal

Attack ComplexityLow

Privileges RequiredLow

User InteractionNone

ScopeUnchanged

Impact

ConfidentialityNone

IntegrityNone

AvailabilityHigh

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

Exploit Intelligence

0.32%probability of exploitation in 30 days

24thpercentile

Low risk: more likely to be exploited than 24% of all known CVEs.

References

Related Vulnerabilities

Other CWE-843 (Type Confusion) vulnerabilities, ordered by exploit likelihood. View all

CVE	Severity	CVSS	EPSS	Exploited	Fix
CVE-2011-0611	High	8.8	99%	KEV	Fix
CVE-2012-0507	Critical	9.8	98%	KEV + Ransom	-
CVE-2017-8291	High	7.8	97%	KEV	Fix
CVE-2019-0752	High	7.5	82%	KEV + Ransom	-
CVE-2017-0037	High	8.1	80%	KEV	-
CVE-2016-7201	High	8.8	80%	KEV	-

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This product uses NVD data but is not endorsed or certified by the NVD. EPSS scores courtesy of FIRST.org (https://www.first.org/epss). Source: CISA KEV Catalog. Data as of 2026-04-02.