Is CVE-2023-42824 in the CISA KEV catalog?

Yes. CVE-2023-42824 is on the CISA Known Exploited Vulnerabilities list, added 2023-10-05.

What is the CVSS severity of CVE-2023-42824?

CVE-2023-42824 has a CVSS v3 base score of 7.8 (HIGH).

What is the EPSS score for CVE-2023-42824?

CVE-2023-42824 has an EPSS score of 0.94% (56th percentile), estimating the probability of exploitation in the next 30 days.

CVE & CISA-KEV Catalog

CVE-2023-42824

HIGHCISA KEV

7.8

CVSS v3

NVD

Description

The issue was addressed with improved checks. This issue is fixed in iOS 16.7.1 and iPadOS 16.7.1. A local attacker may be able to elevate their privileges. Apple is aware of a report that this issue may have been actively exploited against versions of iOS before iOS 16.6.

CVSS v3 Vector

Exploitability

Attack VectorLocal

Attack ComplexityLow

Privileges RequiredLow

User InteractionNone

ScopeUnchanged

Impact

ConfidentialityHigh

IntegrityHigh

AvailabilityHigh

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

Exploit Intelligence

0.94%probability of exploitation in 30 days

56thpercentile

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

Known Exploited Vulnerability (CISA KEV)

Apple iOS and iPadOS Kernel Privilege Escalation Vulnerability

Apple iOS and iPadOS contain an unspecified vulnerability that allows for local privilege escalation.

Apply mitigations per vendor instructions or discontinue use of the product if mitigations are unavailable.

Remediation due: 2023-10-26

References

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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 2025-11-05.