Is CVE-2024-27840 in the CISA KEV catalog?

No. CVE-2024-27840 is not currently on the CISA Known Exploited Vulnerabilities list.

What is the CVSS severity of CVE-2024-27840?

CVE-2024-27840 has a CVSS v3 base score of 6.3 (MEDIUM).

What is the EPSS score for CVE-2024-27840?

CVE-2024-27840 has an EPSS score of 0.25% (17th percentile), estimating the probability of exploitation in the next 30 days.

How do I fix CVE-2024-27840?

Upgrade ipados to 17.5 or later. Fixes are available for 6 affected products.

CVE & CISA-KEV Catalog

CVE-2024-27840

MEDIUM

6.3

CVSS v3

NVD

Description

The issue was addressed with improved memory handling. This issue is fixed in iOS 16.7.8 and iPadOS 16.7.8, iOS 17.5 and iPadOS 17.5, macOS Monterey 12.7.5, macOS Ventura 13.6.7, tvOS 17.5, visionOS 1.2, watchOS 10.5. An attacker that has already achieved kernel code execution may be able to bypass kernel memory protections.

CWE-786

How to fix

Remediation Available

ipadosNVD

Affected:>= 17.0, < 17.5Fixed in:17.5CVE-2024-27840derived from NVD

iphone osNVD

Affected:>= 17.0, < 17.5Fixed in:17.5CVE-2024-27840derived from NVD

macosNVD

Affected:>= 13.0, < 13.6.7Fixed in:13.6.7CVE-2024-27840derived from NVD

tvosNVD

Affected:< 17.5Fixed in:17.5CVE-2024-27840derived from NVD

visionosNVD

Affected:< 1.2Fixed in:1.2CVE-2024-27840derived from NVD

watchosNVD

Affected:< 10.5Fixed in:10.5CVE-2024-27840derived from NVD

TridentStack Control can deploy fixes like this automatically across your Windows, macOS, and Linux fleet. See how it works

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 RequiredNone

User InteractionRequired

ScopeChanged

Impact

ConfidentialityNone

IntegrityHigh

AvailabilityNone

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

Exploit Intelligence

0.25%probability of exploitation in 30 days

17thpercentile

Low risk: more likely to be exploited than 17% of all known CVEs.

References

Related Vulnerabilities

Other CWE-786 vulnerabilities, ordered by exploit likelihood. View all

CVE	Severity	CVSS	EPSS	Exploited	Fix
CVE-2023-46724	High	8.6	4.0%	-	Fix
CVE-2024-27808	High	8.8	1.2%	-	Fix
CVE-2022-0522	High	7.1	1.0%	-	Fix
CVE-2022-0351	High	7.8	0.6%	-	Fix
CVE-2024-5700	High	7.0	0.4%	-	Fix
CVE-2026-20058	Medium	5.8	0.4%	-	-

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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.