CVE-2023-37450KEV · OVERDUE

Apple Multiple Products WebKit Code Execution Vulnerability

High · published July 26, 2023

Patch now

Confirmed exploited, and the score agrees

CVSS calls it high at 8.8. It is confirmed in active exploitation. It sits in the 97.3th percentile for exploit probability.

1178
days past CISA
deadline
CVSS v3.1
8.8
EPSS
19%
Percentile
97.3
In the wild
Confirmed
What it is

🚨 This high-risk vulnerability could let attackers run whatever code they send your way, just by processing tainted web content! ⚡ Think of it like a restaurant that serves food without checking the ingredients. If a rogue chef sneaks in a secret ingredient (like malicious code), it could spoil the entire meal! An attacker could exploit this flaw to execute arbitrary code on your device, potentially leading to data theft, control of your system, or other absolutely devastating consequences. This isn't just theoretical—reports suggest it may have been actively exploited in the wild!

Put simply

Think of it like a restaurant that serves food without checking the ingredients. If a rogue chef sneaks in a secret ingredient (like malicious code), it could spoil the entire meal! CVE-2023-37450 arises from insufficient checks when processing web content, allowing an attacker to execute arbitrary code on affected Apple devices like iPhones and Macs.

What to do

An attacker could exploit this flaw to execute arbitrary code on your device, potentially leading to data theft, control of your system, or other absolutely devastating consequences. This isn't just theoretical—reports suggest it may have been actively exploited in the wild! Update to the latest versions: iOS 16.6, iPadOS 16.6, Safari 16.5.2, macOS Ventura 13.5, tvOS 16.6, and watchOS 9.6 immediately. These updates fix the vulnerability, closing the door on potential exploits! You've got this! Stay ahead of the threat and keep your devices secure! 🛡️

The record
Technical detail
CVSS v3.1
8.8 · HIGH
Vector
CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H
CVSS v4.0
Not supplied
EPSS
0.18950 · 97.3th percentile
Published
2023-07-26T23:21Z
KEV added
2023-07-13 · due 2023-08-03
EPSS history
Timeline
  • 26 JUL 23:21Z
    The issue was addressed with improved checks
    cvelistv5
  • 13 JUL 00:00Z
    Added to CISA KEV — remediate by Aug 3
    kev