CVE-2023-39403CWE-358

Parameter verification vulnerability in the installd module

Critical Ā· published August 13, 2023

CVSS v3.1
9.1
EPSS
0%
Percentile
30.5
In the wild
Unconfirmed
What it is

🚨 A parameter verification flaw in the installd module can lead to unauthorized access to sensitive sandbox files—think of it as an unguarded entrance to the whole neighborhood! šŸ”„ Imagine if a hotel had a room where the front desk forgot to check IDs; anyone could stroll in and use the personal belongings inside without a second thought. That's exactly how this vulnerability operates, allowing unauthorized users to read and write crucial files in the sandbox. This could lead to an attacker accessing private data, altering file contents, or even executing malicious code, wreaking absolute havoc on the system. Unauthorized access like this isn't just a minor inconvenience—it's a recipe for disaster!

Put simply

Imagine if a hotel had a room where the front desk forgot to check IDs; anyone could stroll in and use the personal belongings inside without a second thought. That's exactly how this vulnerability operates, allowing unauthorized users to read and write crucial files in the sandbox. The vulnerability stems from inadequate validation of parameters in the installd module, which can allow malicious actors to manipulate access controls and read or write unauthorized files within a sandbox environment.

What to do

This could lead to an attacker accessing private data, altering file contents, or even executing malicious code, wreaking absolute havoc on the system. Unauthorized access like this isn't just a minor inconvenience—it's a recipe for disaster! Immediately patch to the latest version where this vulnerability is addressed, and ensure that parameter validation is robust. Conduct a thorough review of your access control measures to prevent unauthorized file operations. You've got this! With these steps, you'll lock this down and keep your system secure. šŸ›”ļø

The record
Technical detail
CVSS v3.1
9.1 Ā· CRITICAL
Vector
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:N
CVSS v4.0
Not supplied
EPSS
0.00377 Ā· 30.5th percentile
Weakness
CWE-358 Ā· Improperly Implemented Security Check for Standard
Published
2023-08-13T12:40Z
EPSS history
Timeline
  • 13 AUG 12:40Z
    Parameter verification vulnerability in the installd module
    cvelistv5