8.8
CVE-2023-42917
- EPSS 0.06%
- Published 30.11.2023 23:15:07
- Last modified 10.02.2025 17:55:21
- Source product-security@apple.com
- Teams watchlist Login
- Open Login
A memory corruption vulnerability was addressed with improved locking. 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 lead to arbitrary code execution. Apple is aware of a report that this issue may have been exploited against versions of iOS before iOS 16.7.1.
Data is provided by the National Vulnerability Database (NVD)
Debian ≫ Debian Linux Version11.0
Debian ≫ Debian Linux Version12.0
Fedoraproject ≫ Fedora Version38
Fedoraproject ≫ Fedora Version39
Webkitgtk ≫ Webkitgtk+ Version < 2.42.3
04.12.2023: CISA Known Exploited Vulnerabilities (KEV) Catalog
Apple Multiple Products WebKit Memory Corruption Vulnerability
VulnerabilityApple iOS, iPadOS, macOS, and Safari WebKit contain a memory corruption vulnerability that leads to code execution when processing maliciously crafted web content. 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.
DescriptionApply remediations or mitigations per vendor instructions or discontinue use of the product if remediation or mitigations are unavailable.
Required actions| Type | Source | Score | Percentile |
|---|---|---|---|
| EPSS | FIRST.org | 0.06% | 0.204 |
| 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 | 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
|
CWE-787 Out-of-bounds Write
The product writes data past the end, or before the beginning, of the intended buffer.