CVE-2020-27932

high-risk
Published 2020-12-08

A type confusion issue was addressed with improved state handling. This issue is fixed in macOS Big Sur 11.0.1, watchOS 7.1, iOS 12.4.9, watchOS 6.2.9, Security Update 2020-006 High Sierra, Security Update 2020-006 Mojave, iOS 14.2 and iPadOS 14.2, watchOS 5.3.9, macOS Catalina 10.15.7 Supplemental Update, macOS Catalina 10.15.7 Update. A malicious application may be able to execute arbitrary code with kernel privileges.

Do I need to act?

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11.4% chance of exploitation in next 30 days
EPSS score — higher than 89% of all CVEs
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CISA KEV: actively exploited in the wild
On the Known Exploited Vulnerabilities catalog — federal agencies must patch
?
Patch status unknown
Check vendor advisories for fix availability and mitigation guidance
7
CVSS 7.8/10 High
LOCAL / LOW complexity

Affected Products (7)

Affected Vendors

Apple

References (21)

Third Party Advisory http://packetstormsecurity.com/files/161295/XNU-Kernel-Turnstiles-Type-Confusion...
Mailing List http://seclists.org/fulldisclosure/2020/Dec/32
Vendor Advisory https://support.apple.com/en-us/HT211928
Vendor Advisory https://support.apple.com/en-us/HT211929
Vendor Advisory https://support.apple.com/en-us/HT211931
Vendor Advisory https://support.apple.com/en-us/HT211940
Vendor Advisory https://support.apple.com/en-us/HT211944
Vendor Advisory https://support.apple.com/en-us/HT211945
Vendor Advisory https://support.apple.com/en-us/HT211946
Vendor Advisory https://support.apple.com/en-us/HT211947
Third Party Advisory http://packetstormsecurity.com/files/161295/XNU-Kernel-Turnstiles-Type-Confusion...
Mailing List http://seclists.org/fulldisclosure/2020/Dec/32
Vendor Advisory https://support.apple.com/en-us/HT211928
Vendor Advisory https://support.apple.com/en-us/HT211929
Vendor Advisory https://support.apple.com/en-us/HT211931
Vendor Advisory https://support.apple.com/en-us/HT211940
Vendor Advisory https://support.apple.com/en-us/HT211944
Vendor Advisory https://support.apple.com/en-us/HT211945
Vendor Advisory https://support.apple.com/en-us/HT211946
Vendor Advisory https://support.apple.com/en-us/HT211947
and 1 more references
56
/ 100
high-risk
Severity 24/34 · High
Exploitability 18/34 · Moderate
Exposure 14/34 · Moderate