CVE-2020-9918
CRITICALCVSS 9.8/10EPSS 2.97%
Last modified
CVE-2020-9918 is a critical-severity vulnerability rated 9.8/10 on the CVSS scale. An out-of-bounds read was addressed with improved input validation. This issue is fixed in macOS Catalina 10.15.6, tvOS 13.4.8, watchOS 6.2.8. EPSS estimates a 2.97% chance of exploitation in the next 30 days.
Description
An out-of-bounds read was addressed with improved input validation. This issue is fixed in macOS Catalina 10.15.6, tvOS 13.4.8, watchOS 6.2.8. A remote attacker may be able to cause unexpected system termination or corrupt kernel memory.
Metrics
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H
Weakness Enumeration
Affected Software
| Vendor | Product | Versions |
|---|---|---|
| Apple | Mac Os X | < 10.15.6 |
| Apple | Tvos | < 13.4.8 |
| Apple | Watchos | < 6.2.8 |
References
- https://support.apple.com/HT211288Release Notes, Vendor Advisory
- https://support.apple.com/HT211289Release Notes, Vendor Advisory
- https://support.apple.com/HT211290Release Notes, Vendor Advisory
- https://support.apple.com/HT211291Release Notes, Vendor Advisory
- https://support.apple.com/HT211288Release Notes, Vendor Advisory
- https://support.apple.com/HT211289Release Notes, Vendor Advisory
- https://support.apple.com/HT211290Release Notes, Vendor Advisory
- https://support.apple.com/HT211291Release Notes, Vendor Advisory
Timeline
- Published
- Last Modified
- Status
- Modified
Frequently Asked Questions
What is CVE-2020-9918?
An out-of-bounds read was addressed with improved input validation. This issue is fixed in macOS Catalina 10.15.6, tvOS 13.4.8, watchOS 6.2.8. A remote attacker may be able to cause unexpected system termination or corrupt kernel memory.
How severe is CVE-2020-9918?
CVE-2020-9918 has a CVSS score of 9.8/10 (CRITICAL severity). The EPSS model estimates a 2.97% probability of exploitation in the next 30 days.
How do I fix CVE-2020-9918?
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-2020-9918?
Run a free Strix scan to check your systems for this vulnerability.
Scan your code nowSource: NVD / NIST