CVE-2023-42847
HIGHCVSS 7.5/10EPSS 0.87%
Last modified
CVE-2023-42847 is a high-severity vulnerability rated 7.5/10 on the CVSS scale. A logic issue was addressed with improved checks. This issue is fixed in macOS Sonoma 14.1, iOS 17.1 and iPadOS 17.1. EPSS estimates a 0.87% chance of exploitation in the next 30 days.
Description
A logic issue was addressed with improved checks. This issue is fixed in macOS Sonoma 14.1, iOS 17.1 and iPadOS 17.1. An attacker may be able to access passkeys without authentication.
Metrics
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:N/A:N
Affected Software
| Vendor | Product | Versions |
|---|---|---|
| Apple | Ipados | >= 17.0, < 17.1 |
| Apple | Iphone Os | >= 17.0, < 17.1 |
| Apple | Macos | >= 14.0, < 14.1 |
References
- http://seclists.org/fulldisclosure/2023/Oct/19Mailing List, Third Party Advisory
- http://seclists.org/fulldisclosure/2023/Oct/24Mailing List, Third Party Advisory
- https://support.apple.com/en-us/HT213982Release Notes, Vendor Advisory
- https://support.apple.com/en-us/HT213984Release Notes, Vendor Advisory
- https://support.apple.com/kb/HT213982Release Notes, Vendor Advisory
- https://support.apple.com/kb/HT213984Release Notes, Vendor Advisory
- http://seclists.org/fulldisclosure/2023/Oct/19Mailing List, Third Party Advisory
- http://seclists.org/fulldisclosure/2023/Oct/24Mailing List, Third Party Advisory
- https://support.apple.com/en-us/HT213982Release Notes, Vendor Advisory
- https://support.apple.com/en-us/HT213984Release Notes, Vendor Advisory
- https://support.apple.com/kb/HT213982Release Notes, Vendor Advisory
- https://support.apple.com/kb/HT213984Release Notes, Vendor Advisory
Timeline
- Published
- Last Modified
- Status
- Modified
Frequently Asked Questions
What is CVE-2023-42847?
A logic issue was addressed with improved checks. This issue is fixed in macOS Sonoma 14.1, iOS 17.1 and iPadOS 17.1. An attacker may be able to access passkeys without authentication.
How severe is CVE-2023-42847?
CVE-2023-42847 has a CVSS score of 7.5/10 (HIGH severity). The EPSS model estimates a 0.87% probability of exploitation in the next 30 days.
How do I fix CVE-2023-42847?
Check the vendor references and advisories linked above for patched versions and mitigation guidance. You can also run a Strix scan to test if your systems are affected.
Are you affected by CVE-2023-42847?
Run a free Strix scan to check your systems for this vulnerability.
Scan your code nowSource: NVD / NIST