ChromeOS 16002.23.0 DNS Leak in Native VPN During State Transition
CVE-2025-1566 Published on April 16, 2025

DNS Leak in Native System VPN in Google ChromeOS Dev Channel on ChromeOS 16002.23.0 allows network observers to expose plaintext DNS queries via failure to properly tunnel DNS traffic during VPN state transitions.

NVD

Vulnerability Analysis

CVE-2025-1566 is exploitable with network access, and does not require authorization privileges or user interaction. This vulnerability is considered to have a low attack complexity. An automatable proof of concept (POC) exploit exists. The potential impact of an exploit of this vulnerability is considered to have no impact on confidentiality and integrity, and a high impact on availability.

Attack Vector:
NETWORK
Attack Complexity:
LOW
Privileges Required:
NONE
User Interaction:
NONE
Scope:
UNCHANGED
Confidentiality Impact:
NONE
Integrity Impact:
NONE
Availability Impact:
HIGH

Weakness Type

What is an EM-FI Vulnerability?

The device is susceptible to electromagnetic fault injection attacks, causing device internal information to be compromised or security mechanisms to be bypassed.

CVE-2025-1566 has been classified to as an EM-FI vulnerability or weakness.


Products Associated with CVE-2025-1566

stack.watch emails you whenever new vulnerabilities are published in Google Chrome or Google ChromeOS. Just hit a watch button to start following.

 
 

Affected Versions

Google ChromeOS:

Exploit Probability

EPSS
0.14%
Percentile
33.88%

EPSS (Exploit Prediction Scoring System) scores estimate the probability that a vulnerability will be exploited in the wild within the next 30 days. The percentile shows you how this score compares to all other vulnerabilities.