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CVE-2021-1806 Details

Description

A race condition was addressed with additional validation. This issue is fixed in macOS Big Sur 11.2.1, macOS Catalina 10.15.7 Supplemental Update, macOS Mojave 10.14.6 Security Update 2021-002. An application may be able to execute arbitrary code with kernel privileges.

Metrics

CVSS 3.x Severity and Vector Strings:

NIST: [email protected]CVSS-B:7 HIGHVector:CVSS:3.1/AV:L/AC:H/PR:N/UI:R/S:U/C:H/I:H/A:H

References to Advisories, Solutions, and Tools

By selecting these links, you will be leaving this site. These are references gathered from the official CVE record and are not endorsed by Volerion.

URLSource(s)Tag(s)
http://seclists.org/fulldisclosure/2021/Apr/54 CVEMailing ListThird Party Advisory
https://support.apple.com/en-us/HT212177 CVEVendor Advisory
https://support.apple.com/kb/HT212327 CVEVendor Advisory
http://seclists.org/fulldisclosure/2021/Apr/54 [email protected]Mailing ListThird Party Advisory
https://support.apple.com/en-us/HT212177 [email protected]Vendor Advisory

see all 6 references

Weakness Enumeration

CWE-IDCWE NameSource
CWE-362Concurrent Execution using Shared Resource with Improper Synchronization ('Race Condition')[email protected]

Affected Products

ProductVersions
apple mac os x
>= 10.14, < 10.14.6
>= 10.15, < 10.15.7
10.14.6 -
10.14.6 security_update_2019-001
10.14.6 security_update_2019-002

CPE

  • cpe:2.3:o:apple:mac_os_x:*:*:*:*:*:*:*:*
  • cpe:2.3:o:apple:mac_os_x:10.14.6:-:*:*:*:*:*:*
  • cpe:2.3:o:apple:mac_os_x:10.14.6:security_update_2019-001:*:*:*:*:*:*
  • cpe:2.3:o:apple:mac_os_x:10.14.6:security_update_2019-002:*:*:*:*:*:*
  • cpe:2.3:o:apple:mac_os_x:10.14.6:security_update_2020-001:*:*:*:*:*:*
  • cpe:2.3:o:apple:mac_os_x:10.14.6:security_update_2020-002:*:*:*:*:*:*
  • cpe:2.3:o:apple:mac_os_x:10.14.6:security_update_2020-003:*:*:*:*:*:*
  • cpe:2.3:o:apple:mac_os_x:10.14.6:security_update_2020-004:*:*:*:*:*:*
  • cpe:2.3:o:apple:mac_os_x:10.14.6:security_update_2020-005:*:*:*:*:*:*
  • cpe:2.3:o:apple:mac_os_x:10.14.6:security_update_2020-006:*:*:*:*:*:*
  • cpe:2.3:o:apple:mac_os_x:10.14.6:security_update_2020-007:*:*:*:*:*:*
  • cpe:2.3:o:apple:mac_os_x:10.14.6:security_update_2021-001:*:*:*:*:*:*
  • cpe:2.3:o:apple:mac_os_x:10.14.6:security_update_2021-002:*:*:*:*:*:*
  • cpe:2.3:o:apple:mac_os_x:10.15.7:-:*:*:*:*:*:*
  • cpe:2.3:o:apple:mac_os_x:10.15.7:security_update_2020-001:*:*:*:*:*:*
  • cpe:2.3:o:apple:mac_os_x:10.15.7:supplemental_update:*:*:*:*:*:*

Remediation

  • No remediation found in references.
apple macos
>= 11.0, < 11.2.1

CPE

  • cpe:2.3:o:apple:macos:*:*:*:*:*:*:*:*

Remediation

  • No remediation found in references.

Change History

8 change records found show changes

QUICK INFO

CVE Dictionary Entry:
CVE-2021-1806
NVD Published Date:
Apr 2, 2021
NVD Last Modified:
Jun 17, 2026
Source:
[email protected]
CVE-2021-1806 Details - Not Deferred