CVE-2025-40765CWE-306

CVE-2025-40765

Critical · published October 14, 2025

CVSS v3.1
9.8
EPSS
1%
Percentile
44.3
In the wild
Unconfirmed
What it is

🚨 A tiny version bump could lead to a treasure trove of user password hashes for attackers! 🔥 Think of this vulnerability like a key left in a hotel room door — any wandering guests can simply step in and grab the valuables inside without needing a reservation. That’s how easy it is for an attacker to access sensitive data here! An unauthenticated attacker could potentially snatch up user password hashes and stroll right into your database service, impersonating users and wreaking havoc. This isn't just a minor inconvenience; it could lead to massive unauthorized operations and data breaches, leaving your systems and users vulnerable to exploitation.

Put simply

Think of this vulnerability like a key left in a hotel room door — any wandering guests can simply step in and grab the valuables inside without needing a reservation. That’s how easy it is for an attacker to access sensitive data here! This information disclosure vulnerability in TeleControl Server Basic versions 3.1.2.2 to 3.1.2.3 allows attackers to access user password hashes without authentication, paving the way for unauthorized access and control over the database service.

What to do

An unauthenticated attacker could potentially snatch up user password hashes and stroll right into your database service, impersonating users and wreaking havoc. This isn't just a minor inconvenience; it could lead to massive unauthorized operations and data breaches, leaving your systems and users vulnerable to exploitation. Upgrade immediately to version 3.1.2.3 to close this window of vulnerability. Conduct a thorough audit of your application to ensure no unauthorized access has occurred and consider implementing additional security measures such as hashing and salting passwords. 🛡️ You've got this! By taking action now, you can secure your systems and protect user data from prying eyes. 🔐✨

The record
Technical detail
CVSS v3.1
9.8 · CRITICAL
Vector
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H
CVSS v4.0
Not supplied
EPSS
0.00534 · 44.3th percentile
Weakness
CWE-306 · Missing Authentication for Critical Function
Published
2025-10-14T14:15Z
Affected products (1)
ProductVersionsFixed in
siemens/telecontrol_server_basicall versions—
References (1)
EPSS history
Timeline
  • 14 OCT 09:15Z
    A vulnerability has been identified in TeleControl Server Basic V3.1 (All versions >= V3.1.2.2 < V3.1.2.3)
    cvelistv5