Vulnerability Details : CVE-2023-23540
The issue was addressed with improved memory handling. This issue is fixed in iOS 15.7.8 and iPadOS 15.7.8, macOS Monterey 12.6.4, iOS 16.4 and iPadOS 16.4, macOS Big Sur 11.7.5. An app may be able to execute arbitrary code with kernel privileges.
Vulnerability category: Execute code
Products affected by CVE-2023-23540
- cpe:2.3:o:apple:iphone_os:*:*:*:*:*:*:*:*
- cpe:2.3:o:apple:iphone_os:*:*:*:*:*:*:*:*
- cpe:2.3:o:apple:macos:*:*:*:*:*:*:*:*
- cpe:2.3:o:apple:macos:*:*:*:*:*:*:*:*
- cpe:2.3:o:apple:ipados:*:*:*:*:*:*:*:*
- cpe:2.3:o:apple:ipados:*:*:*:*:*:*:*:*
Exploit prediction scoring system (EPSS) score for CVE-2023-23540
0.07%
Probability of exploitation activity in the next 30 days
EPSS Score History
~ 32 %
Percentile, the proportion of vulnerabilities that are scored at or less
CVSS scores for CVE-2023-23540
| Base Score | Base Severity | CVSS Vector | Exploitability Score | Impact Score | Score Source | First Seen |
|---|---|---|---|---|---|---|
|
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-2023-23540
-
https://support.apple.com/en-us/HT213842
About the security content of iOS 15.7.8 and iPadOS 15.7.8 - Apple SupportRelease Notes;Vendor Advisory
-
https://support.apple.com/en-us/HT213675
About the security content of macOS Big Sur 11.7.5 - Apple SupportRelease Notes;Vendor Advisory
-
https://support.apple.com/kb/HT213842
About the security content of iOS 15.7.8 and iPadOS 15.7.8 - Apple Support
-
https://support.apple.com/en-us/HT213676
About the security content of iOS 16.4 and iPadOS 16.4 - Apple SupportRelease Notes;Vendor Advisory
-
https://support.apple.com/en-us/HT213677
About the security content of macOS Monterey 12.6.4 - Apple SupportRelease Notes;Vendor Advisory
-
http://seclists.org/fulldisclosure/2023/Jul/46
Full Disclosure: APPLE-SA-2023-07-24-3 iOS 15.7.8 and iPadOS 15.7.8
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