CVE-2023-42824
HighExploitedPublic exploitThe issue was addressed with improved checks.
Published Oct 6, 2023 · Updated Nov 4, 2025 · Also known as TR-23-0570
Key Facts
Patch immediately- CVE-2023-42824 is a high-severity vulnerability (CVSS 7.8 v3.1) affecting Ipados (Apple), Iphone OS (Apple), iOS and iPadOS.
- It is exploited in the wild, listed in CISA KEV, Industry KEV feed, CIRCL KEV, ENISA EUVD since Oct 4, 2023. Public exploit code is available.
- EPSS estimates a 1.1% probability of exploitation in the next 30 days.
- Fixed versions are available, including Ipados 16.7.1, Iphone OS 16.7.1, iOS and iPadOS 16.7.
- Brandefense priority: patch immediately, because it is listed as exploited in the wild.
CVSS v3.1
7.8
CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H
EPSS (30-day exploit likelihood)
1.1%
Higher than 65.5% of all scored CVEs
Exploited in the wild
Yes
4 catalog listings
Public exploit code
Available
Proof-of-concept or weaponized module
Get the full CVE-2023-42824 brief as a PDF
Every affected product and fixed release, exploitation status and a first 24 hours response checklist, emailed within minutes.
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.
Known-Exploited Catalog Listings
| Catalog | Added | Remediation due | Ransomware use |
|---|---|---|---|
| CISA KEV | Oct 5, 2023 | Oct 26, 2023 | Not reported |
| Industry KEV feed | Oct 4, 2023 | Oct 26, 2023 | Not reported |
| CIRCL KEV | Oct 5, 2023 | Oct 26, 2023 | Not reported |
| ENISA EUVD | Oct 5, 2023 | n/a | Not reported |
Required action: Apply mitigations per vendor instructions or discontinue use of the product if mitigations are unavailable.
Affected Products
3 affected entries in total| Product | Affected versions | Fixed in |
|---|---|---|
| IpadosApple | See advisory | 16.7.1 |
| Iphone OSApple | See advisory | 16.7.1 |
| iOS and iPadOS | >= unspecified | 16.7 |
Patched Releases
Ipados
16.7.1
Iphone OS
16.7.1
iOS and iPadOS
16.7
Timeline
Added to Industry KEV feed
Oct 4, 2023
Added to CISA KEV
Oct 5, 2023
Added to CIRCL KEV
Oct 5, 2023
Added to ENISA EUVD
Oct 5, 2023
Publicly disclosed
Oct 6, 2023
Last updated
Nov 4, 2025
References
- advisoryhttps://support.apple.com/en-us/HT213961
- advisoryhttps://support.apple.com/en-us/HT213972
- advisoryVulnCheck exploitation report
- advisoryVulnCheck exploitation report
- advisoryhttps://www.securityweek.com/apple-warns-of-newly-exploited-ios-17-kernel-zero-day/?web_view=true
FAQ
Common Questions.
The issue was addressed with improved checks.
Affected: Ipados (Apple); Iphone OS (Apple); iOS and iPadOS versions >= unspecified. The full list is in the CVE brief.
It is exploited in the wild, listed in CISA KEV, Industry KEV feed, CIRCL KEV, ENISA EUVD since Oct 4, 2023.
Yes. It was added on Oct 5, 2023 with a federal remediation due date of Oct 26, 2023.
Public exploit code is available.
Fixed versions are available, including Ipados 16.7.1, Iphone OS 16.7.1, iOS and iPadOS 16.7.
Brandefense priority: patch immediately, because it is listed as exploited in the wild.
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