Vulnerability · Published Aug 24, 2021 · Assigned by apple

CVE-2021-30976

Medium 5.5

In plain English

A medium-severity security flaw in macOS from Apple. There are no confirmed reports of exploitation so far. The chance it is exploited in the next 30 days is estimated at 1.0% (higher than 62% of all known vulnerabilities).

Severity (CVSS NVD)5.5Medium

Exploit odds (30 days)1.0%top 37.6% of all CVEs

Exploited in the wildNo reportsnot in CISA KEV

Attack toolingNoneno public tooling known

Official description

A logic issue was addressed with improved state management. This issue is fixed in macOS Monterey 12.1, Security Update 2021-008 Catalina, macOS Big Sur 11.6.2. A malicious application may bypass Gatekeeper checks.

Affected products (as reported)

Vendor	Product	Versions
Apple	macOS	unspecified – before 12.1
Apple	macOS	unspecified – before 11.6
Apple	macOS	unspecified – before 2021

References

https://support.apple.com/en-us/HT212978 x_refsource_MISC
https://support.apple.com/en-us/HT212979 x_refsource_MISC
https://support.apple.com/en-us/HT212981 x_refsource_MISC