Vulnerability Description
An out-of-bounds write was addressed with improved input validation. This issue is fixed in macOS Big Sur 11.1, Security Update 2020-001 Catalina, Security Update 2020-007 Mojave, macOS Big Sur 11.0.1. Processing a maliciously crafted font file may lead to arbitrary code execution.
CVSS Score
HIGH
Affected Products
| Vendor | Product | Versions |
|---|---|---|
| Apple | Mac Os X | >= 10.14, < 10.14.6 |
| Apple | Macos | >= 11.0, < 11.1.0 |
Related Weaknesses (CWE)
References
- https://support.apple.com/en-us/HT211931Vendor Advisory
- https://support.apple.com/en-us/HT212011Vendor Advisory
- https://support.apple.com/en-us/HT211931Vendor Advisory
- https://support.apple.com/en-us/HT212011Vendor Advisory
FAQ
What is CVE-2020-27952?
CVE-2020-27952 is a vulnerability with a CVSS score of 7.8 (HIGH). An out-of-bounds write was addressed with improved input validation. This issue is fixed in macOS Big Sur 11.1, Security Update 2020-001 Catalina, Security Update 2020-007 Mojave, macOS Big Sur 11.0.1...
How severe is CVE-2020-27952?
CVE-2020-27952 has been rated HIGH with a CVSS base score of 7.8/10. Review the CVSS metrics above for detailed severity breakdown.
Is there a patch for CVE-2020-27952?
Check the references section above for vendor advisories and patch information. Affected products include: Apple Mac Os X, Apple Macos.