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ExploitedIn CISA KEVFix available

CVE-2022-42827

Exploitation confirmed. First attested on 2022-10-25 by CISA-ADP, CISA KEV, GCVE · kevintel.

  • Published2022-11-01
  • Fixed in16.1 · 15.7.1
  • WeaknessCWE-787

Am I affected?

With a domain, we read the version its public headers and pages expose. A distribution build can carry the fix under an older number.

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..

Timeline

dates in UTC
  1. 2022-10-25Added to the CISA KEV catalogCISA KEV
  2. 2022-10-25Listed as exploited by GCVEGCVE
  3. 2022-10-25Exploitation first reportedCISA KEV
  4. 2022-11-0120:15CVE publishedNVD
  5. 2025-01-2821:39SSVC exploitation set to activeCISA-ADP

Observed activity

isMalicious corpus · updated 2026-11-04 09:37 UTC
Indicators tagged with this CVE, per day0 indicators over 7 days
Block these indicators
  • Firewall list (EDL, text): https://api.ismalicious.com/edl/cve/CVE-2022-42827?format=txt
  • CSV export: https://api.ismalicious.com/edl/cve/CVE-2022-42827?format=csv
  • TAXII collection of exploited CVEs
  • The EDL and CSV take an API key on the Pro plan.

Versions per branch

NVD
Apple iphone os
BranchAffectedFixed in
16.x≥ 16.0, < 16.116.1
15.7< 15.7.115.7.1
Apple ipados
BranchAffectedFixed in
15.7< 15.7.115.7.1

as publishedRanges as NVD and OSV publish them; a distribution’s build can be fixed under an older number.

Products declared by the CNA2 products

As apple, the CNA that assigned this CVE, declared them in the CVE record; versions as written.

  • Apple iOS and iPadOS
    Affected
    • < 16.1fixed in 16.1custom
  • Apple iOS and iPadOS
    Affected
    • < 15.7fixed in 15.7custom

Source: the CNA record (CVE Program), © The MITRE Corporation,CVE Terms of UseCVE recordupdated 2022-11-01

Fix

  1. Update Apple iphone os to 16.1 · 15.7.1
  2. CISA’s required action: Apply updates per vendor instructions.due 2022-11-15

Advisories and patches

Detection

Nuclei template
none so far
ProjectDiscovery
Exploit-DB
no entry
Exploit-DB
Proof-of-concept repositories
none listed
PoC-in-GitHub
Metasploit modules
none listed
Metasploit Framework

CISA Known Exploited Vulnerability

Date Added
2022-10-25
Patch Due Date
2022-11-15
Ransomware Use
Unknown
Required Action
Apply updates per vendor instructions.

Sources

Identifiers

Technical details

CVSS v3 Vector
CVSS:3.1/AV:L/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H
Published
2022-11-01
Last Modified
2026-06-17
NVD status
Analyzed
GitHub Advisory
GHSA-4pr5-h4qv-336x

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..

Is CVE-2022-42827 actively exploited?

Yes. CVE-2022-42827 is on the CISA Known Exploited Vulnerabilities (KEV) catalog, meaning it has been confirmed as actively exploited in the wild. CISA requires federal agencies to patch by 2022-11-15.

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

CVE-2022-42827 has a CVSS v3 base score of 7.8 (HIGH severity), with vector string CVSS:3.1/AV:L/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H.

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Sources for this record