CVE-2020-27932

Summary

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.

Affected Software

Weaknesses

• A malicious application may be able to execute arbitrary code with kernel privileges..

ADP Enrichment

CVE Program Container

Additional References

• https://support.apple.com/en-us/HT211931
• https://support.apple.com/en-us/HT211928
• https://support.apple.com/en-us/HT211929
• https://support.apple.com/en-us/HT211940
• https://support.apple.com/en-us/HT211944
• https://support.apple.com/en-us/HT211945
• https://support.apple.com/en-us/HT211946
• https://support.apple.com/en-us/HT211947
• http://seclists.org/fulldisclosure/2020/Dec/32
• http://packetstormsecurity.com/files/161295/XNU-Kernel-Turnstiles-Type-Confusion.html

CISA ADP Vulnrichment

• SSVC:
• Exploitation: active
  • Automatable: no
  • Technical Impact: total

Additional References

• https://www.cisa.gov/known-exploited-vulnerabilities-catalog?field_cve=CVE-2020-27932

References

• https://support.apple.com/en-us/HT211931
• https://support.apple.com/en-us/HT211928
• https://support.apple.com/en-us/HT211929
• https://support.apple.com/en-us/HT211940
• https://support.apple.com/en-us/HT211944
• https://support.apple.com/en-us/HT211945
• https://support.apple.com/en-us/HT211946
• https://support.apple.com/en-us/HT211947
• http://seclists.org/fulldisclosure/2020/Dec/32
• http://packetstormsecurity.com/files/161295/XNU-Kernel-Turnstiles-Type-Confusion.html

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