CVE-2025-52549CWE-522

Predictable root linux password generation

Critical · published September 2, 2025

CVSS v4.0
9.2
EPSS
0%
Percentile
40.9
In the wild
Unconfirmed
What it is

🔥 The root Linux password for vulnerable E3 Site Supervisor Control devices is generated on every boot, making it alarmingly easy for attackers to crack! ⚡ Think of it like a hotel that changes its master key every time a new guest checks in, but conveniently, anyone with the right details can figure out how to unlock every room. 🏨 This means an attacker could gain unfettered access to the device's management capabilities, potentially compromising an entire network. They could manipulate settings, exfiltrate sensitive data, or even create other backdoors — a nightmare scenario for any organization! 🚨

Put simply

Think of it like a hotel that changes its master key every time a new guest checks in, but conveniently, anyone with the right details can figure out how to unlock every room. 🏨 CVE-2025-52549 exposes a critical flaw in the E3 Site Supervisor Control firmware (versions < 2.31F01), allowing an attacker to predict the root password during boot based on accessible parameters.

What to do

This means an attacker could gain unfettered access to the device's management capabilities, potentially compromising an entire network. They could manipulate settings, exfiltrate sensitive data, or even create other backdoors — a nightmare scenario for any organization! 🚨 Immediately update to firmware version 2.31F01 or later to eliminate this vulnerability. Additionally, review your network configurations and access controls to ensure no unauthorized access is possible. 🛡️ You've got this! Implement these steps and you'll shore up your defenses in no time! 💪✨

The record
Technical detail
CVSS v4.0
9.2 · CRITICAL
Vector
CVSS:4.0/AV:N/AC:L/AT:P/PR:N/UI:N/VC:H/VI:H/VA:H/SC:N/SI:L/SA:L
EPSS
0.00485 · 40.9th percentile
Weakness
CWE-522 · Insufficiently Protected Credentials
Published
2025-09-02T11:26Z
EPSS history
Timeline
  • 02 SEP 11:26Z
    Predictable root linux password generation
    cvelistv5