CVE-2021-30657

Known Exploited

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..

Category

5.5
CVSS
Severity: Medium
CVSS 3.1 •
CVSS 2.0 •
EPSS 75.51% Top 5%
KEV Since 
Vendor Advisory apple.com Vendor Advisory apple.com
Affected: Apple macOS
Affected: Apple macOS
Published at:
Updated at:

References

Link Tags
https://support.apple.com/en-us/HT212325 release notes vendor advisory
https://support.apple.com/en-us/HT212326 release notes vendor advisory

Frequently Asked Questions

What is the severity of CVE-2021-30657?
CVE-2021-30657 has been scored as a medium severity vulnerability.
How to fix CVE-2021-30657?
To fix CVE-2021-30657, make sure you are using an up-to-date version of the affected component(s) by checking the vendor release notes. As for now, there are no other specific guidelines available.
Is CVE-2021-30657 being actively exploited in the wild?
It is confirmed that CVE-2021-30657 is actively exploited. Be extra cautious if you are using vulnerable components. According to its EPSS score, there is a ~76% probability that this vulnerability will be exploited by malicious actors in the next 30 days.
What software or system is affected by CVE-2021-30657?
CVE-2021-30657 affects Apple macOS, Apple macOS.
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