Vulnerability Description
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.
CVSS Score
CRITICAL
Affected Products
| Vendor | Product | Versions |
|---|---|---|
| Sketch | Sketch | < 75 |
| Apple | Macos | - |
Related Weaknesses (CWE)
References
- https://jonpalmisc.com/2021/11/22/cve-2021-40531ExploitThird Party Advisory
- https://www.sketch.com/updates/#version-75PatchRelease NotesVendor Advisory
- https://jonpalmisc.com/2021/11/22/cve-2021-40531ExploitThird Party Advisory
- https://www.sketch.com/updates/#version-75PatchRelease NotesVendor Advisory
FAQ
What is CVE-2021-40531?
CVE-2021-40531 is a vulnerability with a CVSS score of 9.8 (CRITICAL). 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 c...
How severe is CVE-2021-40531?
CVE-2021-40531 has been rated CRITICAL with a CVSS base score of 9.8/10. This is considered a critical vulnerability requiring immediate attention.
Is there a patch for CVE-2021-40531?
Check the references section above for vendor advisories and patch information. Affected products include: Sketch Sketch, Apple Macos.