CVE-2025-43939CWE-78command-injection

CVE-2025-43939

High · published October 30, 2025

CVSS v3.1
7.8
EPSS
1%
Percentile
46.7
In the wild
Unconfirmed
What it is

⚡ A low-privileged user can run commands they shouldn’t be able to, thanks to a sneaky OS command injection flaw in Dell Unity versions 5.4 and earlier! Think of it like someone getting access to the staff break room and using a special vending machine that gives out unauthorized snacks — they could easily fiend for the good stuff without anyone noticing! An attacker with local access could exploit this vulnerability, allowing them to execute commands at a higher privilege level. This means they could potentially manipulate the system, access sensitive data, and take control of the device—absolutely devastating if not addressed!

Put simply

Think of it like someone getting access to the staff break room and using a special vending machine that gives out unauthorized snacks — they could easily fiend for the good stuff without anyone noticing! This vulnerability allows low-privileged users to inject malicious commands into the operating system, bypassing security restrictions and escalating privileges.

What to do

An attacker with local access could exploit this vulnerability, allowing them to execute commands at a higher privilege level. This means they could potentially manipulate the system, access sensitive data, and take control of the device—absolutely devastating if not addressed! Update Dell Unity to version 5.5 or later to patch this vulnerability. Additionally, review user access permissions to ensure only trusted individuals have local access to critical systems. Regularly audit your environment for any suspicious activities. You've got this! Following these steps will help you secure your systems like a pro! 🛡️

The record
Technical detail
CVSS v3.1
7.8 · HIGH
Vector
CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H
CVSS v4.0
Not supplied
EPSS
0.00575 · 46.7th percentile
Weakness
CWE-78 · Improper Neutralization of Special Elements used in an OS Command ('OS Command Injection')
Published
2025-10-30T18:15Z
Affected products (1)
ProductVersionsFixed in
dell/unity_operating_environment< 5.5.2.05.5.2.0
References (1)
EPSS history
Timeline
  • 30 OCT 14:10Z
    Dell Unity, version(s) 5.4 and prior, contain(s) an Improper Neutralization of Special Elements used in an OS Command ('OS Command Injection') vulnerability
    cvelistv5