CVE-2021-30657

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..

Score

CVSS 3.1 5.5 Medium

Status

Analyzed - product-security@apple.com

Published

2021-09-08

Last modified

2025-10-21

Known exploited (CISA KEV)

since 2021-11-03, action due 2021-11-17: Apply updates per vendor instructions.

Weaknesses

CWE-862

Affected products

• Mac Os X (Apple)
• Macos (Apple)

References

• https://support.apple.com/en-us/HT212325
• https://support.apple.com/en-us/HT212326
• https://www.cisa.gov/known-exploited-vulnerabilities-catalog?field_cve=CVE-2021-30657