CVE-2020-27893
MEDIUMCVSS 6.5/10EPSS 0.82%
Last modified
CVE-2020-27893 is a medium-severity vulnerability rated 6.5/10 on the CVSS scale. An issue existed in screen sharing. This issue was addressed with improved state management. EPSS estimates a 0.82% chance of exploitation in the next 30 days.
Description
An issue existed in screen sharing. This issue was addressed with improved state management. This issue is fixed in macOS Big Sur 11.0.1. A user with screen sharing access may be able to view another user's screen.
Metrics
CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:N/A:N
Affected Software
| Vendor | Product | Versions |
|---|---|---|
| Apple | Macos | < 11.0.1 |
References
- https://support.apple.com/en-us/HT211931Vendor Advisory
- https://support.apple.com/en-us/HT211931Vendor Advisory
Timeline
- Published
- Last Modified
- Status
- Modified
Frequently Asked Questions
What is CVE-2020-27893?
An issue existed in screen sharing. This issue was addressed with improved state management. This issue is fixed in macOS Big Sur 11.0.1. A user with screen sharing access may be able to view another user's screen.
How severe is CVE-2020-27893?
CVE-2020-27893 has a CVSS score of 6.5/10 (MEDIUM severity). The EPSS model estimates a 0.82% probability of exploitation in the next 30 days.
How do I fix CVE-2020-27893?
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-2020-27893?
Run a free Strix scan to check your systems for this vulnerability.
Scan your code nowSource: NVD / NIST