How severe is CVE-2024-40840?

CVE-2024-40840 has a CVSS 3.x base score of 4.6, rated medium severity. It is exploitable over physical access with low attack complexity, requires no privileges and no user interaction. Impact on confidentiality is high, integrity none, and availability none.

Is CVE-2024-40840 being actively exploited?

It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 0% (19th percentile), an estimate of the probability of exploitation in the next 30 days.

What products are affected by CVE-2024-40840?

CVE-2024-40840 primarily affects Apple Ipados. In total, 2 product configurations (CPEs) are listed as vulnerable; see the affected-products list for the exact versions.

How do I fix CVE-2024-40840?

Review the linked vendor and NVD advisories for patched versions and mitigations, then upgrade or apply the recommended workaround.

Does CVE-2024-40840 have an EU (EUVD) identifier?

Yes. CVE-2024-40840 is tracked in the ENISA EU Vulnerability Database (EUVD) as EUVD-2024-38677.

When was CVE-2024-40840 published?

CVE-2024-40840 was published on 2024-09-17 and last updated on 2026-06-17.

CVE-2024-40840

CVE-2024-40840 is a medium-severity vulnerability in Apple Ipados with a CVSS 3.x base score of 4.6. It is not currently listed as actively exploited by CISA, and its EPSS exploit-prediction score is low.

Key facts

Severity: Medium (CVSS 3.x base score 4.6)
EPSS exploit prediction: 0% (19th percentile)
Actively exploited: Not listed in CISA KEV
EU (EUVD) id: EUVD-2024-38677
Affected product: Apple Ipados
Published: 2024-09-17
Last modified: 2026-06-17

Description

This issue was addressed through improved state management. This issue is fixed in iOS 18 and iPadOS 18. An attacker with physical access may be able to use Siri to access sensitive user data.

Frequently asked questions

What is CVE-2024-40840?: This issue was addressed through improved state management. This issue is fixed in iOS 18 and iPadOS 18. An attacker with physical access may be able to use Siri to access sensitive user data.
How severe is CVE-2024-40840?: CVE-2024-40840 has a CVSS 3.x base score of 4.6, rated medium severity. It is exploitable over physical access with low attack complexity, requires no privileges and no user interaction. Impact on confidentiality is high, integrity none, and availability none.
Is CVE-2024-40840 being actively exploited?: It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 0% (19th percentile), an estimate of the probability of exploitation in the next 30 days.
What products are affected by CVE-2024-40840?: CVE-2024-40840 primarily affects Apple Ipados. In total, 2 product configurations (CPEs) are listed as vulnerable; see the affected-products list for the exact versions.
How do I fix CVE-2024-40840?: Review the linked vendor and NVD advisories for patched versions and mitigations, then upgrade or apply the recommended workaround.
Does CVE-2024-40840 have an EU (EUVD) identifier?: Yes. CVE-2024-40840 is tracked in the ENISA EU Vulnerability Database (EUVD) as EUVD-2024-38677.
When was CVE-2024-40840 published?: CVE-2024-40840 was published on 2024-09-17 and last updated on 2026-06-17.

References

Affected products (2)

cpe:2.3:o:apple:ipados:*:*:*:*:*:*:*:*
cpe:2.3:o:apple:iphone_os:*:*:*:*:*:*:*:*

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