Is CVE-2024-54538 in the CISA KEV catalog?

No. CVE-2024-54538 is not currently on the CISA Known Exploited Vulnerabilities list.

What is the CVSS severity of CVE-2024-54538?

CVE-2024-54538 has a CVSS v3 base score of 7.5 (HIGH).

What is the EPSS score for CVE-2024-54538?

CVE-2024-54538 has an EPSS score of 0.93% (56th percentile), estimating the probability of exploitation in the next 30 days.

How do I fix CVE-2024-54538?

Upgrade ipados to 18.1 or later. Fixes are available for 6 affected products.

CVE & CISA-KEV Catalog

CVE-2024-54538

HIGH

7.5

CVSS v3

NVD

Description

A denial-of-service issue was addressed with improved input validation. This issue is fixed in iOS 17.7.1 and iPadOS 17.7.1, iOS 18.1 and iPadOS 18.1, macOS Sequoia 15.1, macOS Sonoma 14.7.1, macOS Ventura 13.7.1, tvOS 18.1, visionOS 2.1, watchOS 11.1. A remote attacker may be able to cause a denial-of-service.

CWE-770Allocation of Resources Without Limits or Throttling

How to fix

Remediation Available

ipadosNVD

Affected:>= 18.0, < 18.1Fixed in:18.1CVE-2024-54538derived from NVD

iphone osNVD

Affected:>= 18.0, < 18.1Fixed in:18.1CVE-2024-54538derived from NVD

macosNVD

Affected:>= 14.0, < 14.7.1Fixed in:14.7.1CVE-2024-54538derived from NVD

tvosNVD

Affected:< 18.1Fixed in:18.1CVE-2024-54538derived from NVD

visionosNVD

Affected:< 2.1Fixed in:2.1CVE-2024-54538derived from NVD

watchosNVD

Affected:< 11.1Fixed in:11.1CVE-2024-54538derived 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 VectorNetwork

Attack ComplexityLow

Privileges RequiredNone

User InteractionNone

ScopeUnchanged

Impact

ConfidentialityNone

IntegrityNone

AvailabilityHigh

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

Exploit Intelligence

0.93%probability of exploitation in 30 days

56thpercentile

Moderate risk: more likely to be exploited than 56% of all known CVEs.

References

Vendor Advisory7

Other references1

support.apple.com

Related Vulnerabilities

Other CWE-770 (Allocation of Resources Without Limits or Throttling) vulnerabilities, ordered by exploit likelihood. View all

CVE	Severity	CVSS	EPSS	Exploited	Fix
CVE-2023-50387	High	7.5	100%	-	Fix
CVE-2019-11478	Medium	5.3	95%	-	Fix
CVE-2019-11479	High	7.5	92%	-	Fix
CVE-2024-27316	High	7.5	91%	-	Fix
CVE-2022-30522	High	7.5	90%	-	Fix
CVE-2019-9515	High	7.5	88%	-	Fix

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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.