Vulnerability Description
A memory consumption issue was addressed with improved memory handling. This issue is fixed in iOS 13.5.1 and iPadOS 13.5.1, macOS Catalina 10.15.5 Supplemental Update, tvOS 13.4.6, watchOS 6.2.6. An application may be able to execute arbitrary code with kernel privileges.
CVSS Score
HIGH
Affected Products
| Vendor | Product | Versions |
|---|---|---|
| Apple | Ipados | < 13.5.1 |
| Apple | Iphone Os | < 13.5.1 |
| Apple | Mac Os X | < 10.15.5 |
| Apple | Tvos | < 13.4.6 |
| Apple | Watchos | < 6.2.6 |
Related Weaknesses (CWE)
References
- https://support.apple.com/HT211214Release NotesVendor Advisory
- https://support.apple.com/HT211214Release NotesVendor Advisory
- https://www.cisa.gov/known-exploited-vulnerabilities-catalog?field_cve=CVE-2020-US Government Resource
FAQ
What is CVE-2020-9859?
CVE-2020-9859 is a vulnerability with a CVSS score of 7.8 (HIGH). A memory consumption issue was addressed with improved memory handling. This issue is fixed in iOS 13.5.1 and iPadOS 13.5.1, macOS Catalina 10.15.5 Supplemental Update, tvOS 13.4.6, watchOS 6.2.6. An ...
How severe is CVE-2020-9859?
CVE-2020-9859 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-2020-9859?
Check the references section above for vendor advisories and patch information. Affected products include: Apple Ipados, Apple Iphone Os, Apple Mac Os X, Apple Tvos, Apple Watchos.