Vulnerability Details : CVE-2023-40447
The issue was addressed with improved memory handling. This issue is fixed in iOS 17.1 and iPadOS 17.1, watchOS 10.1, iOS 16.7.2 and iPadOS 16.7.2, macOS Sonoma 14.1, Safari 17.1, tvOS 17.1. Processing web content may lead to arbitrary code execution.
Vulnerability category: Overflow
Products affected by CVE-2023-40447
- cpe:2.3:a:apple:safari:*:*:*:*:*:*:*:*
- cpe:2.3:o:apple:iphone_os:*:*:*:*:*:*:*:*
- 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:*:*:*:*:*:*:*:*
- cpe:2.3:o:apple:ipados:*:*:*:*:*:*:*:*
Exploit prediction scoring system (EPSS) score for CVE-2023-40447
0.18%
Probability of exploitation activity in the next 30 days
EPSS Score History
~ 56 %
Percentile, the proportion of vulnerabilities that are scored at or less
CVSS scores for CVE-2023-40447
| Base Score | Base Severity | CVSS Vector | Exploitability Score | Impact Score | Score Source | First Seen |
|---|---|---|---|---|---|---|
|
8.8
|
HIGH | CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H |
2.8
|
5.9
|
NIST |
CWE ids for CVE-2023-40447
-
The product performs operations on a memory buffer, but it reads from or writes to a memory location outside the buffer's intended boundary. This may result in read or write operations on unexpected memory locations that could be linked to other variables, data structures, or internal program data.Assigned by: nvd@nist.gov (Primary)
References for CVE-2023-40447
-
https://support.apple.com/en-us/HT213988
About the security content of watchOS 10.1 - Apple SupportRelease Notes;Vendor Advisory
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http://seclists.org/fulldisclosure/2023/Oct/22
Full Disclosure: APPLE-SA-10-25-2023-7 tvOS 17.1Mailing List;Third Party Advisory
-
http://seclists.org/fulldisclosure/2023/Oct/24
Full Disclosure: APPLE-SA-10-25-2023-4 macOS Sonoma 14.1Mailing List;Third Party Advisory
-
http://seclists.org/fulldisclosure/2023/Oct/25
Full Disclosure: APPLE-SA-10-25-2023-8 watchOS 10.1Mailing List;Third Party Advisory
-
https://support.apple.com/en-us/HT213986
About the security content of Safari 17.1 - Apple SupportRelease Notes;Vendor Advisory
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https://support.apple.com/en-us/HT213982
About the security content of iOS 17.1 and iPadOS 17.1 - Apple SupportRelease Notes;Vendor Advisory
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https://support.apple.com/en-us/HT213984
About the security content of macOS Sonoma 14.1 - Apple SupportRelease Notes;Vendor Advisory
-
http://seclists.org/fulldisclosure/2023/Oct/19
Full Disclosure: APPLE-SA-10-25-2023-1 iOS 17.1 and iPadOS 17.1Mailing List;Third Party Advisory
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https://support.apple.com/kb/HT213984
About the security content of macOS Sonoma 14.1 - Apple Support
-
http://seclists.org/fulldisclosure/2023/Oct/23
Full Disclosure: APPLE-SA-10-25-2023-2 iOS 16.7.2 and iPadOS 16.7.2Mailing List;Third Party Advisory
-
http://seclists.org/fulldisclosure/2023/Oct/27
Full Disclosure: APPLE-SA-10-25-2023-9 Safari 17.1Mailing List;Third Party Advisory
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https://support.apple.com/en-us/HT213981
About the security content of iOS 16.7.2 and iPadOS 16.7.2 - Apple SupportRelease Notes;Vendor Advisory
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https://support.apple.com/en-us/HT213987
About the security content of tvOS 17.1 - Apple SupportRelease Notes;Vendor Advisory
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