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CVE-2021-40531

Sketch before 75 allows library feeds to be used to bypass file quarantine.

Published
Last modified
published
Not listed in CISA KEV
1 proof of concept on GitHub

Summary

Sketch before 75 allows library feeds to be used to bypass file quarantine. Files are automatically downloaded and opened, without the com.apple.quarantine extended attribute. This results in remote code execution, as demonstrated by CommandString in a terminal profile to Terminal.app.

Timeline

  1. CVE published
  2. Record last updated
  3. EPSS reached 10%

    FIRST estimates at least a 10% chance of exploitation in the next 30 days

Affected versions

  • n/a n/a

    Version range not reported

References 3

sketch.com

jonpalmisc.com

GitHub · jonpalmisc/CVE-2021-40531