Is CVE-2022-42827 in the CISA KEV catalog?

Yes. CVE-2022-42827 is on the CISA Known Exploited Vulnerabilities list, added 2022-10-25.

What is the CVSS severity of CVE-2022-42827?

CVE-2022-42827 has a CVSS v3 base score of 7.8 (HIGH).

What is the EPSS score for CVE-2022-42827?

CVE-2022-42827 has an EPSS score of 1.14% (62th percentile), estimating the probability of exploitation in the next 30 days.

CVE & CISA-KEV Catalog

CVE-2022-42827

HIGHCISA KEV

7.8

CVSS v3

NVD

Description

An out-of-bounds write issue was addressed with improved bounds checking. This issue is fixed in iOS 15.7.1 and iPadOS 15.7.1, iOS 16.1 and iPadOS 16. An application may be able to execute arbitrary code with kernel privileges. Apple is aware of a report that this issue may have been actively exploited..

CWE-787Out-of-bounds Write

CVSS v3 Vector

Exploitability

Attack VectorLocal

Attack ComplexityLow

Privileges RequiredNone

User InteractionRequired

ScopeUnchanged

Impact

ConfidentialityHigh

IntegrityHigh

AvailabilityHigh

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

Exploit Intelligence

1.14%probability of exploitation in 30 days

62ndpercentile

Moderate risk: more likely to be exploited than 62% of all known CVEs.

Known Exploited Vulnerability (CISA KEV)

Apple iOS and iPadOS Out-of-Bounds Write Vulnerability

Apple iOS and iPadOS kernel contain an out-of-bounds write vulnerability which can allow an application to perform code execution with kernel privileges.

Apply updates per vendor instructions.

Remediation due: 2022-11-15

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 2025-10-23.