CVE-2020-27921
Last modified
CVE-2020-27921 is a high-severity vulnerability rated 7/10 on the CVSS scale. A race condition was addressed with improved state handling. 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. EPSS estimates a 0.74% chance of exploitation in the next 30 days.
Description
A race condition was addressed with improved state handling. 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. An application may be able to execute arbitrary code with kernel privileges.
Metrics
CVSS:3.1/AV:L/AC:H/PR:N/UI:R/S:U/C:H/I:H/A:H
Weakness Enumeration
Affected Software
| Vendor | Product | Versions |
|---|---|---|
| Apple | Mac Os X | < 11.0.1 |
| Apple | Mac Os X | < 11.1.0 |
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
Timeline
- Published
- Last Modified
- Status
- Modified
Frequently Asked Questions
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How Strix Helps
- How Strix found a critical auth bypass in etcdStrix autonomously discovered a critical authentication bypass in etcd, later designated CVE-2026-33413.
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Related CVEs from 2020
- CVE-2020-27915A memory corruption issue was addressed with improved input …7.8
- CVE-2020-27916An out-of-bounds write was addressed with improved input val…7.8
- CVE-2020-27917A use after free issue was addressed with improved memory ma…7.8
- CVE-2020-27918A use after free issue was addressed with improved memory ma…7.8
- CVE-2020-27919An out-of-bounds write was addressed with improved input val…7.8
- CVE-2020-27920A use after free issue was addressed with improved memory ma…8.8
- CVE-2020-27922A logic issue was addressed with improved state management. …7.8
- CVE-2020-27923An out-of-bounds write was addressed with improved input val…7.8
- CVE-2020-27924An out-of-bounds read was addressed with improved input vali…7.8
- CVE-2020-27925An issue existed in the handling of incoming calls. The issu…5.5
- CVE-2020-27926A use after free issue was addressed with improved memory ma…7.8
- CVE-2020-27927An out-of-bounds write issue was addressed with improved bou…7.8
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Scan your code nowSource: NVD / NIST