Vulnerability Description
A certificate validation issue was addressed. This issue is fixed in macOS Ventura 13.6, iOS 16.7 and iPadOS 16.7. A malicious app may be able to bypass signature validation. Apple is aware of a report that this issue may have been actively exploited against versions of iOS before iOS 16.7.
CVSS Score
MEDIUM
Affected Products
| Vendor | Product | Versions |
|---|---|---|
| Apple | Ipados | < 16.7 |
| Apple | Iphone Os | < 16.7 |
| Apple | Macos | >= 13.0, < 13.6 |
Related Weaknesses (CWE)
References
- https://support.apple.com/en-us/HT213927Vendor Advisory
- https://support.apple.com/en-us/HT213931Vendor Advisory
- https://support.apple.com/en-us/HT213927Vendor Advisory
- https://support.apple.com/en-us/HT213931Vendor Advisory
- https://support.apple.com/kb/HT213927Vendor Advisory
- https://support.apple.com/kb/HT213931Vendor Advisory
- https://www.cisa.gov/known-exploited-vulnerabilities-catalog?field_cve=CVE-2023-US Government Resource
FAQ
What is CVE-2023-41991?
CVE-2023-41991 is a vulnerability with a CVSS score of 5.5 (MEDIUM). A certificate validation issue was addressed. This issue is fixed in macOS Ventura 13.6, iOS 16.7 and iPadOS 16.7. A malicious app may be able to bypass signature validation. Apple is aware of a repor...
How severe is CVE-2023-41991?
CVE-2023-41991 has been rated MEDIUM with a CVSS base score of 5.5/10. Review the CVSS metrics above for detailed severity breakdown.
Is there a patch for CVE-2023-41991?
Check the references section above for vendor advisories and patch information. Affected products include: Apple Ipados, Apple Iphone Os, Apple Macos.