CVE-2022-42813

A certificate validation issue existed in the handling of WKWebView

Critical ยท published November 1, 2022

CVSS v3.1
9.8
EPSS
1%
Percentile
62.4
In the wild
Unconfirmed
What it is

๐Ÿšจ A sneaky certificate validation issue in WKWebView could let attackers execute arbitrary code with just a maliciously crafted certificate! ๐Ÿ”ฅ Think of it like a hotel that accepts forged IDs during check-in โ€” a shady character could walk in and take over your room without anyone batting an eye. ๐Ÿจ This vulnerability is absolutely devastating! If exploited, it could allow an attacker to run any code, potentially wreaking havoc on devices running affected versions. Imagine them accessing sensitive information, changing settings, or installing malware โ€” the possibilities are alarming!

Put simply

Think of it like a hotel that accepts forged IDs during check-in โ€” a shady character could walk in and take over your room without anyone batting an eye. ๐Ÿจ The flaw exists in the certificate validation process handled by WKWebView, allowing attackers to craft a certificate that the system trusts, leading to possible arbitrary code execution.

What to do

This vulnerability is absolutely devastating! If exploited, it could allow an attacker to run any code, potentially wreaking havoc on devices running affected versions. Imagine them accessing sensitive information, changing settings, or installing malware โ€” the possibilities are alarming! To safeguard your devices, update immediately to iOS 16.1, iPadOS 16, macOS Ventura 13, tvOS 16.1, or watchOS 9.1. Always ensure your applications are running the latest security updates to prevent such vulnerabilities from being exploited. You've got this! By following these steps, you're taking a solid stand against potential threats. ๐Ÿ›ก๏ธ

The record
Technical detail
CVSS v3.1
9.8 ยท CRITICAL
Vector
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H
CVSS v4.0
Not supplied
EPSS
0.00997 ยท 62.4th percentile
Published
2022-11-01T00:00Z
EPSS history
Timeline
  • 01 NOV 00:00Z
    A certificate validation issue existed in the handling of WKWebView
    cvelistv5