Vulnerability CVE-2021-30726


Published: 2021-09-08

Description:
A malicious application may be able to execute arbitrary code with kernel privileges. This issue is fixed in macOS Big Sur 11.4, Security Update 2021-003 Catalina, Security Update 2021-004 Mojave. An out-of-bounds write issue was addressed with improved bounds checking.

Type:

CWE-787

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

CVSS Base Score
Impact Subscore
Exploitability Subscore
9.3/10
10/10
8.6/10
Exploit range
Attack complexity
Authentication
Remote
Medium
No required
Confidentiality impact
Integrity impact
Availability impact
Complete
Complete
Complete
Affected software
Apple -> Mac os 
Apple -> Mac os x 

 References:
https://support.apple.com/en-us/HT212530
https://support.apple.com/en-us/HT212531
https://support.apple.com/en-us/HT212529

Copyright 2021, cxsecurity.com

 

Back to Top