Vulnerability Monitor

The vendors, products, and vulnerabilities you care about

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.

Published

2021-09-06T21:15:07.370

Last Modified

2024-11-21T06:24:20.427

Status

Modified

Source

[email protected]

Severity

CVSSv3.1: 9.8 (CRITICAL)

CVSSv2 Vector

AV:N/AC:L/Au:N/C:P/I:P/A:P

Access Vector: NETWORK
Access Complexity: LOW
Authentication: NONE
Confidentiality Impact: PARTIAL
Integrity Impact: PARTIAL
Availability Impact: PARTIAL

Exploitability Score

10.0

Impact Score

6.4

Weaknesses

Type: Primary
CWE-434

Affected Vendors & Products

Type	Vendor	Product	Version/Range	Vulnerable?
Application	sketch	sketch	< 75	Yes
Operating System	apple	macos	-	No

References

https://jonpalmisc.com/2021/11/22/cve-2021-40531 Exploit, Third Party Advisory ([email protected])
https://www.sketch.com/updates/#version-75 Patch, Release Notes, Vendor Advisory ([email protected])
https://jonpalmisc.com/2021/11/22/cve-2021-40531 Exploit, Third Party Advisory (af854a3a-2127-422b-91ae-364da2661108)
https://www.sketch.com/updates/#version-75 Patch, Release Notes, Vendor Advisory (af854a3a-2127-422b-91ae-364da2661108)