Vulnerability CVE-2021-30829
Published: 2021-10-19

Description:
A URI parsing issue was addressed with improved parsing. This issue is fixed in Security Update 2021-005 Catalina, macOS Big Sur 11.6. A local user may be able to execute arbitrary files.

Type:

CWE-269

 (Improper Privilege Management)

CVSS2 => (AV:L/AC:L/Au:N/C:P/I:P/A:P)

CVSS Base Score
Impact Subscore
Exploitability Subscore
4.6/10
6.4/10
3.9/10
Exploit range
Attack complexity
Authentication
Local
Low
No required
Confidentiality impact
Integrity impact
Availability impact
Partial
Partial
Partial
Affected software
Apple -> Mac os x 
Apple -> Macos 

 References:
https://support.apple.com/en-us/HT212804
https://support.apple.com/en-us/HT212805
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