How severe is CVE-2022-42827?

CVE-2022-42827 has a CVSS 3.x base score of 7.8, rated high severity. It is exploitable over local access with low attack complexity, requires no privileges and user interaction. Impact on confidentiality is high, integrity high, and availability high.

Is CVE-2022-42827 being actively exploited?

Yes. CVE-2022-42827 is on CISA's Known Exploited Vulnerabilities (KEV) catalog, added on 2022-10-25, which means active exploitation has been confirmed. It should be prioritised for remediation.

What products are affected by CVE-2022-42827?

CVE-2022-42827 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-2022-42827?

Review the linked vendor and NVD advisories for patched versions and mitigations, then upgrade or apply the recommended workaround. Because this CVE is known to be actively exploited, treat remediation as urgent — CISA KEV typically sets a short remediation deadline.

Does CVE-2022-42827 have an EU (EUVD) identifier?

Yes. CVE-2022-42827 is tracked in the ENISA EU Vulnerability Database (EUVD) as EUVD-2022-45890. It is also flagged as exploited in the EUVD (since 2022-10-25).

When was CVE-2022-42827 published?

CVE-2022-42827 was published on 2022-11-01 and last updated on 2026-06-17.

CVE-2022-42827

CVE-2022-42827 is a high-severity vulnerability in Apple Ipados with a CVSS 3.x base score of 7.8. It is listed in CISA's Known Exploited Vulnerabilities (KEV) catalog, confirming it has been exploited in the wild (added 2022-10-25). The underlying weakness is classified as CWE-787.

Key facts

Severity: High (CVSS 3.x base score 7.8)
EPSS exploit prediction: 1% (63rd percentile)
Actively exploited: Yes — listed in CISA KEV (added 2022-10-25)
EU (EUVD) id: EUVD-2022-45890
EU exploitation: Flagged exploited in the ENISA EU Vulnerability Database (since 2022-10-25)
Weakness: CWE-787
Affected product: Apple Ipados
Published: 2022-11-01
Last modified: 2026-06-17

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..

Frequently asked questions

What is CVE-2022-42827?: 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..
How severe is CVE-2022-42827?: CVE-2022-42827 has a CVSS 3.x base score of 7.8, rated high severity. It is exploitable over local access with low attack complexity, requires no privileges and user interaction. Impact on confidentiality is high, integrity high, and availability high.
Is CVE-2022-42827 being actively exploited?: Yes. CVE-2022-42827 is on CISA's Known Exploited Vulnerabilities (KEV) catalog, added on 2022-10-25, which means active exploitation has been confirmed. It should be prioritised for remediation.
What products are affected by CVE-2022-42827?: CVE-2022-42827 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-2022-42827?: Review the linked vendor and NVD advisories for patched versions and mitigations, then upgrade or apply the recommended workaround. Because this CVE is known to be actively exploited, treat remediation as urgent — CISA KEV typically sets a short remediation deadline.
Does CVE-2022-42827 have an EU (EUVD) identifier?: Yes. CVE-2022-42827 is tracked in the ENISA EU Vulnerability Database (EUVD) as EUVD-2022-45890. It is also flagged as exploited in the EUVD (since 2022-10-25).
When was CVE-2022-42827 published?: CVE-2022-42827 was published on 2022-11-01 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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