Vulnerability Details : CVE-2021-30740
A logic issue was addressed with improved validation. This issue is fixed in macOS Big Sur 11.4, tvOS 14.6, watchOS 7.5, iOS 14.6 and iPadOS 14.6. A malicious application may be able to execute arbitrary code with kernel privileges.
Vulnerability category: Execute code
Products affected by CVE-2021-30740
- cpe:2.3:o:apple:iphone_os:*:*:*:*:*:*:*:*
- cpe:2.3:o:apple:watchos:*:*:*:*:*:*:*:*
- cpe:2.3:o:apple:tvos:*:*:*:*:*:*:*:*
- cpe:2.3:o:apple:macos:*:*:*:*:*:*:*:*
- cpe:2.3:o:apple:ipados:*:*:*:*:*:*:*:*
Exploit prediction scoring system (EPSS) score for CVE-2021-30740
0.76%
Probability of exploitation activity in the next 30 days
EPSS Score History
~ 72 %
Percentile, the proportion of vulnerabilities that are scored at or less
CVSS scores for CVE-2021-30740
| Base Score | Base Severity | CVSS Vector | Exploitability Score | Impact Score | Score Source | First Seen |
|---|---|---|---|---|---|---|
|
9.3
|
HIGH | AV:N/AC:M/Au:N/C:C/I:C/A:C |
8.6
|
10.0
|
NIST | |
|
7.8
|
HIGH | CVSS:3.1/AV:L/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H |
1.8
|
5.9
|
NIST |
References for CVE-2021-30740
-
https://support.apple.com/en-us/HT212533
About the security content of watchOS 7.5 - Apple SupportVendor Advisory
-
https://support.apple.com/en-us/HT212528
About the security content of iOS 14.6 and iPadOS 14.6 - Apple SupportVendor Advisory
-
https://support.apple.com/en-us/HT212532
About the security content of tvOS 14.6 - Apple SupportVendor Advisory
-
https://support.apple.com/en-us/HT212529
About the security content of macOS Big Sur 11.4 - Apple SupportVendor Advisory
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