9.3 High
CVSS2
Attack Vector
NETWORK
Attack Complexity
MEDIUM
Authentication
NONE
Confidentiality Impact
COMPLETE
Integrity Impact
COMPLETE
Availability Impact
COMPLETE
AV:N/AC:M/Au:N/C:C/I:C/A:C
7.8 High
CVSS3
Attack Vector
LOCAL
Attack Complexity
LOW
Privileges Required
NONE
User Interaction
REQUIRED
Scope
UNCHANGED
Confidentiality Impact
HIGH
Integrity Impact
HIGH
Availability Impact
HIGH
CVSS:3.1/AV:L/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H
0.002 Low
EPSS
Percentile
56.9%
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.
Recent assessments:
gwillcox-r7 at November 22, 2020 2:36am UTC reported:
Reported as exploited in the wild as part of Googleβs 2020 0day vulnerability spreadsheet they made available at <https://docs.google.com/spreadsheets/d/1lkNJ0uQwbeC1ZTRrxdtuPLCIl7mlUreoKfSIgajnSyY/edit#gid=1869060786>. Original tweet announcing this spreadsheet with the 2020 findings can be found at <https://twitter.com/maddiestone/status/1329837665378725888>
Assessed Attacker Value: 0
Assessed Attacker Value: 0Assessed Attacker Value: 0
packetstormsecurity.com/files/161295/XNU-Kernel-Turnstiles-Type-Confusion.html
seclists.org/fulldisclosure/2020/Dec/32
cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2020-27932
support.apple.com/en-us/HT211928
support.apple.com/en-us/HT211929
support.apple.com/en-us/HT211931
support.apple.com/en-us/HT211940
support.apple.com/en-us/HT211944
support.apple.com/en-us/HT211945
support.apple.com/en-us/HT211946
support.apple.com/en-us/HT211947
9.3 High
CVSS2
Attack Vector
NETWORK
Attack Complexity
MEDIUM
Authentication
NONE
Confidentiality Impact
COMPLETE
Integrity Impact
COMPLETE
Availability Impact
COMPLETE
AV:N/AC:M/Au:N/C:C/I:C/A:C
7.8 High
CVSS3
Attack Vector
LOCAL
Attack Complexity
LOW
Privileges Required
NONE
User Interaction
REQUIRED
Scope
UNCHANGED
Confidentiality Impact
HIGH
Integrity Impact
HIGH
Availability Impact
HIGH
CVSS:3.1/AV:L/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H
0.002 Low
EPSS
Percentile
56.9%