Vulnerability Description
A memory corruption issue was addressed with improved input validation. This issue is fixed in macOS Big Sur 11.0.1, watchOS 7.1, iOS 12.4.9, watchOS 6.2.9, Security Update 2020-006 High Sierra, Security Update 2020-006 Mojave, iOS 14.2 and iPadOS 14.2, watchOS 5.3.9, macOS Catalina 10.15.7 Supplemental Update, macOS Catalina 10.15.7 Update. Processing a maliciously crafted font may lead to arbitrary code execution.
CVSS Score
HIGH
Affected Products
| Vendor | Product | Versions |
|---|---|---|
| Apple | Ipados | < 14.2 |
| Apple | Iphone Os | < 12.4.9 |
| Apple | Mac Os X | < 10.15.7 |
| Apple | Macos | >= 11.0, < 11.0.1 |
| Apple | Watchos | < 5.3.9 |
Related Weaknesses (CWE)
References
- http://packetstormsecurity.com/files/161294/Apple-Safari-Remote-Code-Execution.hThird Party AdvisoryVDB Entry
- http://seclists.org/fulldisclosure/2020/Dec/32Mailing ListThird Party Advisory
- https://support.apple.com/en-us/HT211928Vendor Advisory
- https://support.apple.com/en-us/HT211929Vendor Advisory
- https://support.apple.com/en-us/HT211931Vendor Advisory
- https://support.apple.com/en-us/HT211940Vendor Advisory
- https://support.apple.com/en-us/HT211944Vendor Advisory
- https://support.apple.com/en-us/HT211945Vendor Advisory
- https://support.apple.com/en-us/HT211946Vendor Advisory
- https://support.apple.com/en-us/HT211947Vendor Advisory
- http://packetstormsecurity.com/files/161294/Apple-Safari-Remote-Code-Execution.hThird Party AdvisoryVDB Entry
- http://seclists.org/fulldisclosure/2020/Dec/32Mailing ListThird Party Advisory
- https://support.apple.com/en-us/HT211928Vendor Advisory
- https://support.apple.com/en-us/HT211929Vendor Advisory
- https://support.apple.com/en-us/HT211931Vendor Advisory
FAQ
What is CVE-2020-27930?
CVE-2020-27930 is a vulnerability with a CVSS score of 7.8 (HIGH). A memory corruption issue was addressed with improved input validation. This issue is fixed in macOS Big Sur 11.0.1, watchOS 7.1, iOS 12.4.9, watchOS 6.2.9, Security Update 2020-006 High Sierra, Secur...
How severe is CVE-2020-27930?
CVE-2020-27930 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-2020-27930?
Check the references section above for vendor advisories and patch information. Affected products include: Apple Ipados, Apple Iphone Os, Apple Mac Os X, Apple Macos, Apple Watchos.