CVE-2021-1782

Summary

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..

Affected Software

Weaknesses

• A malicious application may be able to elevate privileges. Apple is aware of a report that this issue may have been actively exploited.

ADP Enrichment

CVE Program Container

Additional References

• https://support.apple.com/en-us/HT212147
• https://support.apple.com/en-us/HT212146
• https://support.apple.com/en-us/HT212148
• https://support.apple.com/en-us/HT212149

CISA ADP Vulnrichment

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

Additional References

• https://www.cisa.gov/known-exploited-vulnerabilities-catalog?field_cve=CVE-2021-1782

References

• https://support.apple.com/en-us/HT212147
• https://support.apple.com/en-us/HT212146
• https://support.apple.com/en-us/HT212148
• https://support.apple.com/en-us/HT212149

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