A type confusion issue was addressed with improved checks.
Affects Safari before 17.3, iOS and iPadOS before 15.8.7, 16.7.5 and 17.3, macOS before 12.7.3, 13.6.4 and 14.3, tvOS before 17.3, and visionOS before 1.0.2. Fixed in the listed versions.
- Published
- Last modified
- Where the record stands: published, rejected by its publisher, or superseded by another id.What do these mean? →
- published
- Whether CISA lists it in its Known Exploited Vulnerabilities catalog: proof that attackers are using it.What do these mean? →
- Listed in CISA KEV
- How many real-world setups can hit the bug, from the vendor's advisory and CISA data. It does not know your setup.What do these mean? →
- Actively exploited
- Fix
- Fixed in 17.3, 15.8.7, 16.7.5, 12.7.3, 13.6.4, and 2 more
- Whether working attack code is public (Exploit-DB, Metasploit, Nuclei or GitHub). Public code makes attacks easier.What do these mean? →
- None on Exploit-DB, Metasploit or GitHub
Summary
Apple's Safari browser and its iOS, iPadOS, macOS, tvOS, and visionOS operating systems are affected. Processing maliciously crafted web content could allow an attacker to run arbitrary code on the device.
Summarized by anthropic/claude-haiku-5.5. Verify details against the original sources.
Read the original description
A type confusion issue was addressed with improved checks. This issue is fixed in Safari 17.3, iOS 15.8.7 and iPadOS 15.8.7, iOS 16.7.5 and iPadOS 16.7.5, iOS 17.3 and iPadOS 17.3, macOS Monterey 12.7.3, macOS Sonoma 14.3, macOS Ventura 13.6.4, tvOS 17.3, visionOS 1.0.2. Processing maliciously crafted web content may lead to arbitrary code execution. This fix associated with the Coruna exploit was shipped in iOS 17.3 on January 22, 2024. This update brings that fix to devices that cannot update to the latest iOS version.
Timeline
- CVE published
- Added to CISA KEV
CISA has evidence of exploitation in the wild
- CISA remediation deadline
Due date for US federal agencies to patch
- Record last updated
- EPSS reached 10%
FIRST estimates at least a 10% chance of exploitation in the next 30 days
Affected versions
- Apple Safari
fixed in 17.3
- Apple iOS and iPadOS
fixed in 15.8.7; fixed in 16.7.5; fixed in 17.3
- Apple macOS
fixed in 12.7.3; fixed in 13.6.4; fixed in 14.3
- Apple tvOS
fixed in 17.3
- Apple visionOS
fixed in 1.0.2
References 9
Questions about CVE-2024-23222
What does this mean?
Processing maliciously crafted web content in WebKit can lead to arbitrary code execution. The bug is a type confusion issue, which Apple addressed with improved checks.Source: support.apple.com
Am I affected, and how do I check?
Safari before 17.3, iOS and iPadOS before 15.8.7, 16.7.5 or 17.3, macOS before 12.7.3, 13.6.4 or 14.3, tvOS before 17.3, and visionOS before 1.0.2 are listed as affected. Compare the installed version of each product with these fixed versions.Source: support.apple.com
What should I do about it?
Update each product to its fixed version: Safari 17.3, iOS and iPadOS 15.8.7, 16.7.5 or 17.3, macOS 12.7.3, 13.6.4 or 14.3, tvOS 17.3, and visionOS 1.0.2. The advisory names visionOS 1.0.1 for the developer update and 1.0.2 for devices updating directly from visionOS 1.0.Source: support.apple.com
Is it being exploited?
Yes. CISA added it to its Known Exploited Vulnerabilities catalog on 2024-01-23, which means it has evidence of attacks. No public exploit code is tracked.Source: cisa.gov, cve.now feed data