CVE-2023-38604

An out-of-bounds write issue was addressed with improved input validation

published July 28, 2023

CVSS
—
EPSS
1%
Percentile
70.6
In the wild
Unconfirmed
What it is

🚨 An out-of-bounds write issue means an app could potentially gain kernel privileges—think of a mischievous guest sneaking into the back office while everyone’s distracted! 🔥 This is like a restaurant where a visitor finds a secret door to the kitchen—if they slip inside without anyone noticing, they could alter recipes or even tamper with food! In this case, an app can execute arbitrary code at a very high privilege level. If left unaddressed, this vulnerability could allow an attacker to execute arbitrary code with kernel privileges, leading to complete control over the system. This could put sensitive data and system integrity at risk, making it a serious concern for device users.

Put simply

This is like a restaurant where a visitor finds a secret door to the kitchen—if they slip inside without anyone noticing, they could alter recipes or even tamper with food! In this case, an app can execute arbitrary code at a very high privilege level. This vulnerability occurs due to insufficient input validation, leading to an out-of-bounds write condition. This flaw allows an application to write data outside the intended buffer, potentially enabling malicious code execution with elevated privileges.

What to do

If left unaddressed, this vulnerability could allow an attacker to execute arbitrary code with kernel privileges, leading to complete control over the system. This could put sensitive data and system integrity at risk, making it a serious concern for device users. Users must update their devices to the latest versions: watchOS 9.6, macOS Big Sur 11.7.9, and others as specified in the CVE. Regularly check for updates to ensure your system is protected against such vulnerabilities. This is fixable! Stay ahead by keeping your devices updated and you'll have this vulnerability locked down in no time. 🛡️

The record
Technical detail
CVSS
Not scored
CVSS v4.0
Not supplied
EPSS
0.01317 · 70.6th percentile
Published
2023-07-28T04:30Z
EPSS history
Timeline
  • 28 JUL 04:30Z
    An out-of-bounds write issue was addressed with improved input validation
    cvelistv5