CVE-2021-40531

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.
References
Link Resource
https://jonpalmisc.com/2021/11/22/cve-2021-40531 Exploit Third Party Advisory
https://www.sketch.com/updates/#version-75 Patch Release Notes Vendor Advisory
Configurations

Configuration 1 (hide)

AND
cpe:2.3:a:sketch:sketch:*:*:*:*:*:*:*:*
cpe:2.3:o:apple:macos:-:*:*:*:*:*:*:*

History

25 Apr 2022, 17:44

Type Values Removed Values Added
CWE NVD-CWE-noinfo CWE-434
First Time Apple
Apple macos
CPE cpe:2.3:o:apple:macos:-:*:*:*:*:*:*:*

02 Jan 2022, 01:15

Type Values Removed Values Added
Summary An issue discovered in sketch before version 75,that allows for library feeds to be used to bypass file quarantine which results in remote code execution. 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.

28 Nov 2021, 23:09

Type Values Removed Values Added
References (MISC) https://jonpalmisc.com/2021/11/22/cve-2021-40531 - (MISC) https://jonpalmisc.com/2021/11/22/cve-2021-40531 - Exploit, Third Party Advisory

26 Nov 2021, 19:15

Type Values Removed Values Added
Summary Sketch before 75 mishandles external library feeds. An issue discovered in sketch before version 75,that allows for library feeds to be used to bypass file quarantine which results in remote code execution.

22 Nov 2021, 19:15

Type Values Removed Values Added
References
  • (MISC) https://jonpalmisc.com/2021/11/22/cve-2021-40531 -

10 Sep 2021, 20:12

Type Values Removed Values Added
References (MISC) https://www.sketch.com/updates/#version-75 - (MISC) https://www.sketch.com/updates/#version-75 - Patch, Release Notes, Vendor Advisory
CVSS v2 : unknown
v3 : unknown
v2 : 7.5
v3 : 9.8
CPE cpe:2.3:a:sketch:sketch:*:*:*:*:*:*:*:*
CWE NVD-CWE-noinfo

06 Sep 2021, 21:15

Type Values Removed Values Added
New CVE

Information

Published : 2021-09-06 21:15

Updated : 2023-12-10 13:55


NVD link : CVE-2021-40531

Mitre link : CVE-2021-40531

CVE.ORG link : CVE-2021-40531


JSON object : View

Products Affected

apple

  • macos

sketch

  • sketch
CWE
CWE-434

Unrestricted Upload of File with Dangerous Type