CVE-2021-1871

Summary

A logic issue was addressed with improved restrictions. This issue is fixed in macOS Big Sur 11.2, Security Update 2021-001 Catalina, Security Update 2021-001 Mojave, iOS 14.4 and iPadOS 14.4. A remote attacker may be able to cause arbitrary code execution. Apple is aware of a report that this issue may have been actively exploited..

Affected Software

Weaknesses

• A remote attacker may be able to cause arbitrary code execution. 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://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/L3L6ZZOU5JS7E3RFYGLP7UFLXCG7TNLU/
• https://www.debian.org/security/2021/dsa-4923

CISA ADP Vulnrichment

• SSVC:
• Exploitation: active
  • Automatable: yes
  • Technical Impact: total

Additional References

• https://www.cisa.gov/known-exploited-vulnerabilities-catalog?field_cve=CVE-2021-1871

References

• https://support.apple.com/en-us/HT212147
• https://support.apple.com/en-us/HT212146
• https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/L3L6ZZOU5JS7E3RFYGLP7UFLXCG7TNLU/
• https://www.debian.org/security/2021/dsa-4923

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