VULNERABILITY INTELLIGENCE

CVE-2021-30657

CVSS score5.5 MEDIUM

EPSS probability68.53%

CISA KEVKnown exploited vulnerability

Published2021-09-08

Last modified2026-06-17

CVSS vectorCVSS:3.1/AV:L/AC:L/PR:N/UI:R/S:U/C:N/I:H/A:N

Known Exploited Vulnerability

Apple macOS Unspecified Vulnerability

Vendor / product: Apple / macOS

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..

Weakness classification

nvd@nist.gov: NVD-CWE-noinfo
134c704f-9b21-4f2e-91b3-4a467353bcc0: CWE-862

Primary references

product-security@apple.com — Release Notes, Vendor Advisory
product-security@apple.com — Release Notes, Vendor Advisory
af854a3a-2127-422b-91ae-364da2661108 — Release Notes, Vendor Advisory
af854a3a-2127-422b-91ae-364da2661108 — Release Notes, Vendor Advisory
134c704f-9b21-4f2e-91b3-4a467353bcc0 — Third Party Advisory, US Government Resource