SARA / Free Tools / CVE / CVE-2023-42916

CVE-2023-42916 — Apple Multiple Products WebKit Out-of-Bounds Read Vulnerability

An out-of-bounds read was addressed with improved input validation. This issue is fixed in iOS 17.1.2 and iPadOS 17.1.2, macOS Sonoma 14.1.2, Safari 17.1.2. Processing web content may disclose sensitive information. Apple is aware of a report that this issue may have been exploit

CVSS
EPSS
5.00% (top 85.80%)
CWE
Published
2023-11-30T22:18:49.672Z
Last modified
2025-10-21T23:05:31.664Z
CVSS vector
CISA KEV — Actively Exploited
Added to KEV
2023-12-04
BOD 22-01 due
2023-12-25
Ransomware use
Unknown

01What is this vulnerability?

An out-of-bounds read was addressed with improved input validation. This issue is fixed in iOS 17.1.2 and iPadOS 17.1.2, macOS Sonoma 14.1.2, Safari 17.1.2. Processing web content may disclose sensitive information. Apple is aware of a report that this issue may have been exploited against versions of iOS before iOS 16.7.1.

02Affected products

VendorProductVersions
AppleSafariunspecified
ApplemacOSunspecified
AppleiOS and iPadOSunspecified

03Active exploitation status

Yes — actively exploited. Added to the CISA KEV catalog on 2023-12-04. Ransomware use: Unknown.

04Recommended remediation

05Technical details

For the full vendor write-up, exploit chains, and reference implementations, see the references list in section 09.

06Detection signatures

Open the Sigma generator with a pre-filled prompt for this CVE to draft a starting detection in your stack of choice:

Open in Sigma generator →

07Related CVEs

No directly-cited follow-up CVEs in the KB record for this advisory. The references list in section 09 carries the vendor cross-references.

08Timeline

09References

Want this in your SOAR or SIEM?
SARA's API returns EPSS, CVSS, KEV, and an analyst-grade summary in one call.
Read the API reference →