CVEvulnerability

CVE-2021-30657

5.5 MEDIUM Known exploited Published 2021-09-08 Modified 2026-06-17 Official page ↗

CISA Known Exploited Vulnerability

Apple macOS Unspecified Vulnerability — Apple macOS

Apple macOS contains an unspecified logic issue in System Preferences that may allow a malicious application to bypass Gatekeeper checks.

Added to KEV
2021-11-03
Remediation due
2021-11-17
Ransomware use
Unknown
Required action
Apply updates per vendor instructions.
Notes
https://nvd.nist.gov/vuln/detail/CVE-2021-30657
Status
Analyzed
Published
2021-09-08
Last modified
2026-06-17
Assigner
[email protected]
CVSS 3.1 ([email protected])
5.5 MEDIUM — CVSS:3.1/AV:L/AC:L/PR:N/UI:R/S:U/C:N/I:H/A:N
CVSS 3.1 (134c704f-9b21-4f2e-91b3-4a467353bcc0)
5.5 MEDIUM — CVSS:3.1/AV:L/AC:L/PR:N/UI:R/S:U/C:N/I:H/A:N
CVSS 2.0 ([email protected])
4.3 MEDIUM — AV:N/AC:M/Au:N/C:N/I:P/A:N
Weaknesses
CWE-862

Description

A logic issue was addressed with improved state management. This issue is fixed in macOS Big Sur 11.3, Security Update 2021-002 Catalina. A malicious application may bypass Gatekeeper checks. Apple is aware of a report that this issue may have been actively exploited..

Affected configurations

• apple mac os x (>= 10.15 <= 10.15.5) • apple mac os x 10.15.6 • apple mac os x 10.15.7 • apple macos (>= 11.0 < 11.3)

Related

Weakness · CWE (1)

  • CWE-862 Missing Authorization weakness

References