8.8

CVE-2025-24201

Warning

An out-of-bounds write issue was addressed with improved checks to prevent unauthorized actions. This issue is fixed in visionOS 2.3.2, iOS 18.3.2 and iPadOS 18.3.2, macOS Sequoia 15.3.2, Safari 18.3.1, watchOS 11.4, iPadOS 17.7.6, iOS 16.7.11 and iPadOS 16.7.11, iOS 15.8.4 and iPadOS 15.8.4. Maliciously crafted web content may be able to break out of Web Content sandbox. This is a supplementary fix for an attack that was blocked in iOS 17.2. (Apple is aware of a report that this issue may have been exploited in an extremely sophisticated attack against specific targeted individuals on versions of iOS before iOS 17.2.).

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Data is provided by the National Vulnerability Database (NVD)
Apple ≫ Safari Version < 18.3.1
Apple ≫ iPadOS Version < 18.3.2
Apple ≫ iPhone OS Version < 18.3.2
Apple ≫ macOS Version < 15.3.2
Apple ≫ visionOS Version < 2.3.2
Apple ≫ watchOS Version11.4
Apple ≫ iPadOS Version >= 15.8 < 15.8.4
Apple ≫ iPadOS Version >= 16.7 < 16.7.11
Apple ≫ iPhone OS Version >= 15.8 < 15.8.4
Apple ≫ iPhone OS Version >= 16.7 < 16.7.11

13.03.2025: CISA Known Exploited Vulnerabilities (KEV) Catalog

Apple Multiple Products WebKit Out-of-Bounds Write Vulnerability

Vulnerability

Apple iOS, iPadOS, macOS, and other Apple products contain an out-of-bounds write vulnerability in WebKit that may allow maliciously crafted web content to break out of Web Content sandbox. This vulnerability could impact HTML parsers that use WebKit, including but not limited to Apple Safari and non-Apple products which rely on WebKit for HTML processing.

Description

Apply mitigations per vendor instructions, follow applicable BOD 22-01 guidance for cloud services, or discontinue use of the product if mitigations are unavailable.

Required actions
EPSS Metriken
Type Source Score Percentile
EPSS FIRST.org 0.04% 0.119
CVSS Metriken
Source Base Score Exploit Score Impact Score Vector string
nvd@nist.gov 8.8 2.8 5.9
CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H
134c704f-9b21-4f2e-91b3-4a467353bcc0 7.1 1.2 5.9
CVSS:3.1/AV:N/AC:H/PR:L/UI:R/S:U/C:H/I:H/A:H
CWE-787 Out-of-bounds Write

The product writes data past the end, or before the beginning, of the intended buffer.

https://support.apple.com/en-us/122281
Vendor Advisory
Release Notes
https://support.apple.com/en-us/122283
Vendor Advisory
Release Notes
https://support.apple.com/en-us/122284
Vendor Advisory
Release Notes
https://support.apple.com/en-us/122285
Vendor Advisory
Release Notes
http://seclists.org/fulldisclosure/2025/Mar/2
Third Party Advisory
Mailing List
http://seclists.org/fulldisclosure/2025/Mar/3
Third Party Advisory
Mailing List
http://seclists.org/fulldisclosure/2025/Mar/4
Third Party Advisory
Mailing List
http://seclists.org/fulldisclosure/2025/Mar/5
Third Party Advisory
Mailing List
https://support.apple.com/en-us/122372
Vendor Advisory
Release Notes
https://support.apple.com/en-us/122345
Vendor Advisory
Release Notes
https://support.apple.com/en-us/122346
Vendor Advisory
Release Notes
https://support.apple.com/en-us/122376
Vendor Advisory
Release Notes
http://seclists.org/fulldisclosure/2025/Apr/16
Third Party Advisory
Mailing List