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VULNERABILITIES

CVE-2021-30856 Details

Description

This issue was addressed by adding a new Remote Login option for opting into Full Disk Access for Secure Shell sessions. This issue is fixed in macOS Big Sur 11.3. A malicious unsandboxed app on a system with Remote Login enabled may bypass Privacy preferences.

Metrics

CVSS 3.x Severity and Vector Strings:

NIST: [email protected]CVSS-B:9.1 CRITICALVector:CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:N

References to Advisories, Solutions, and Tools

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URLSource(s)Tag(s)
https://support.apple.com/en-us/HT212325 CVE
https://support.apple.com/en-us/HT212325 [email protected]

Weakness Enumeration

CWE-IDCWE NameSource
CWE-863Incorrect Authorization[email protected]

Affected Products

ProductVersions
apple macos
>= 11.0, < 11.3

CPE

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

Remediation

  • No remediation found in references.

Change History

9 change records found show changes

QUICK INFO

CVE Dictionary Entry:
CVE-2021-30856
NVD Published Date:
Aug 24, 2021
NVD Last Modified:
Jun 17, 2026
Source:
[email protected]
CVE-2021-30856 Details - Not Deferred