CVE-2025-3927

CVE-2025-3927

Critical · published May 2, 2025

CVSS v3.1
9.8
EPSS
1%
Percentile
46.1
In the wild
Unconfirmed
What it is

🚨 A web server with no password? That's the shocking reality of CVE-2025-3927 lurking in Digigram's PYKO-OUT! 🔥 It's like leaving the front door of your house wide open while a sign out front says 'Welcome, all intruders!' – anyone with the right address can waltz right in and cause havoc. With this vulnerability, an attacker can connect to the audio-over-IP device without needing a password. This could lead to full compromise of the device and potentially allow them to pivot to other connected network or hardware devices, exposing sensitive systems to a full-scale breach! Mind-blowingly simple and absolutely devastating!

Put simply

It's like leaving the front door of your house wide open while a sign out front says 'Welcome, all intruders!' – anyone with the right address can waltz right in and cause havoc. The PYKO-OUT web server does not enforce authentication by default, allowing any user with knowledge of the target IP address to connect and control the device without any protections in place.

What to do

With this vulnerability, an attacker can connect to the audio-over-IP device without needing a password. This could lead to full compromise of the device and potentially allow them to pivot to other connected network or hardware devices, exposing sensitive systems to a full-scale breach! Mind-blowingly simple and absolutely devastating! Immediate action is crucial! Ensure to configure a strong password for the PYKO-OUT web server and assess your network segmentation to prevent unauthorized access. Regularly check for firmware updates and apply them to enhance security. This is fixable! You’ve got this, security hero! 🛡️

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
0.00564 · 46.1th percentile
Published
2025-05-02T14:36Z
EPSS history
Timeline
  • 02 MAY 14:36Z
    CVE-2025-3927
    cvelistv5