CVE-2023-43010
Memory Corruption in Apple Safari and iOS via Malicious Web Content
Publication date: 2026-03-12
Last updated on: 2026-03-25
Assigner: Apple Inc.
Description
Description
CVSS Scores
EPSS Scores
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Meta Information
Affected Vendors & Products
| Vendor | Product | Version / Range |
|---|---|---|
| apple | safari | to 17.2 (exc) |
| apple | iphone_os | From 17.0 (inc) to 17.2 (exc) |
| apple | ipados | From 17.0 (inc) to 17.2 (exc) |
| apple | macos | to 14.2 (exc) |
| apple | ipados | to 15.8.7 (exc) |
| apple | iphone_os | to 15.8.7 (exc) |
| apple | ipados | From 16.0 (inc) to 16.7.15 (exc) |
| apple | iphone_os | From 16.0 (inc) to 16.7.15 (exc) |
Helpful Resources
Exploitability
| CWE ID | Description |
|---|---|
| CWE-787 | The product writes data past the end, or before the beginning, of the intended buffer. |
Attack-Flow Graph
AI Powered Q&A
Can you explain this vulnerability to me?
CVE-2023-43010 is a vulnerability in WebKit, the web browser engine used by Apple devices. It occurs when processing maliciously crafted web content, which may lead to memory corruption.
The issue was addressed by Apple through improved memory handling in various operating system versions including iOS 17.2, iPadOS 17.2, macOS Sonoma 14.2, Safari 17.2, and earlier versions backported to support older devices.
How can this vulnerability impact me? :
This vulnerability can lead to memory corruption when a device processes maliciously crafted web content. Memory corruption can cause unexpected behavior such as application crashes, data corruption, or potentially allow an attacker to execute arbitrary code.
Exploitation of this vulnerability could compromise the security and stability of affected Apple devices, including iPhones, iPads, and Macs running vulnerable versions of their operating systems or Safari.
How does this vulnerability affect compliance with common standards and regulations (like GDPR, HIPAA)?:
I don't know
How can this vulnerability be detected on my network or system? Can you suggest some commands?
I don't know
What immediate steps should I take to mitigate this vulnerability?
To mitigate this vulnerability, you should update your Apple devices to the fixed versions of the operating systems and software.
- Upgrade to iOS 17.2, iPadOS 17.2, or macOS Sonoma 14.2.
- Update Safari to version 17.2.
- If you cannot upgrade to the latest OS versions, apply the backported security updates such as iOS 16.7.15, iPadOS 16.7.15, iOS 15.8.7, and iPadOS 15.8.7.
These updates improve memory handling in WebKit to prevent exploitation via processing maliciously crafted web content.