Home / Vulnerabilities / CVE-2023-42917
HIGH SEVERITY
CVE-2023-42917 Apple · Multiple Products

Apple Multiple Products WebKit Memory Corruption Vulnerability

Technical Severity

CVSS v3.1 Metrics

HIGH
8.8 / 10
Minimal Risk Critical
Vector Specification
CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H
Exploitation Likelihood

EPSS Prediction

0.07 %
Predictive Probability
Percentile Rank
20.9 th

Documented as more likely to be exploited than 20.9% of known CVEs.

Detection Date

Dec 04, 2023

Remediation Due

Dec 25, 2023

CISA Catalog Active

Threat Analysis

Apple 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.

Remediation Directive

Apply remediations or mitigations per vendor instructions or discontinue use of the product if remediation or mitigations are unavailable.

External Intelligence