Is CVE-2024-40839 in the CISA KEV catalog?

No. CVE-2024-40839 is not currently on the CISA Known Exploited Vulnerabilities list.

What is the CVSS severity of CVE-2024-40839?

CVE-2024-40839 has a CVSS v3 base score of 2.4 (LOW).

What is the EPSS score for CVE-2024-40839?

CVE-2024-40839 has an EPSS score of 0.18% (8th percentile), estimating the probability of exploitation in the next 30 days.

How do I fix CVE-2024-40839?

Upgrade ipados to 17.5 or later. Fixes are available for 2 affected products.

CVE & CISA-KEV Catalog

CVE-2024-40839

LOW

2.4

CVSS v3

NVD

Description

This issue was addressed through improved state management. This issue is fixed in iOS 17.5 and iPadOS 17.5. An attacker with physical access to an iOS device may be able to view notification contents from the Lock Screen.

CWE-862Missing Authorization

How to fix

Remediation Available

ipadosNVD

Affected:< 17.5Fixed in:17.5CVE-2024-40839derived from NVD

iphone osNVD

Affected:< 17.5Fixed in:17.5CVE-2024-40839derived 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 VectorPhysical

Attack ComplexityLow

Privileges RequiredNone

User InteractionNone

ScopeUnchanged

Impact

ConfidentialityLow

IntegrityNone

AvailabilityNone

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

Exploit Intelligence

0.18%probability of exploitation in 30 days

8thpercentile

Low risk: more likely to be exploited than 8% of all known CVEs.

References

Vendor Advisory1

support.apple.com

Related Vulnerabilities

Other CWE-862 (Missing Authorization) vulnerabilities, ordered by exploit likelihood. View all

CVE	Severity	CVSS	EPSS	Exploited	Fix
CVE-2021-39226	Critical	9.8	100%	KEV	Fix
CVE-2022-0543	Critical	10.0	100%	KEV	Fix
CVE-2021-21978	Critical	9.8	99%	-	Fix
CVE-2023-52163	High	8.8	96%	KEV	-
CVE-2022-1329	High	8.8	93%	-	-
CVE-2023-6875	Critical	9.8	90%	-	-

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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 2025-03-14.