PoC Index

CVE-2021-1782

KEVHIGH 7.0EPSS 2.2%

A race condition was addressed with improved locking. This issue is fixed in macOS Big Sur 11.2, Security Update 2021-001 Catalina, Security Update 2021-001 Mojave, watchOS 7.3, tvOS 14.4, iOS 14.4 and iPadOS 14.4. A malicious application may be able to elevate privileges. Apple is aware of a report that this issue may have been actively exploited..

CVSS v3.1
7.0 HIGHCVSS:3.1/AV:L/AC:H/PR:L/UI:N/S:U/C:H/I:H/A:H
CVSS v3.1
7.0 HIGHCVSS:3.1/AV:L/AC:H/PR:L/UI:N/S:U/C:H/I:H/A:H
CVSS v2.0
6.9 MEDIUMAV:L/AC:M/Au:N/C:C/I:C/A:C
EPSS
2.22% chance of exploitation in the next 30 days, 81th percentile
CISA KEV
added 2021-11-03
Published
2021-04-02
Updated
2025-10-21

Proof-of-concept exploits (7)

References

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