CVE-2025-50054
OpenVPN Buffer Overflow
Description
Buffer overflow in OpenVPN ovpn-dco-win version 1.3.0 and earlier and version 2.5.8 and earlier allows a local user process to send a too large control message buffer to the kernel driver resulting in a system crash
INFO
Published Date :
June 20, 2025, 7:15 a.m.
Last Modified :
June 23, 2025, 8:16 p.m.
Source :
[email protected]
Remotely Exploitable :
No
Impact Score :
3.6
Exploitability Score :
1.8
References to Advisories, Solutions, and Tools
Here, you will find a curated list of external links that provide in-depth
information, practical solutions, and valuable tools related to
CVE-2025-50054.
| URL | Resource |
|---|---|
| https://community.openvpn.net/Downloads#openvpn-27_alpha2-released-19-june-2025 | |
| https://community.openvpn.net/Security%20Announcements/CVE-2025-50054 |
We scan GitHub repositories to detect new proof-of-concept exploits. Following list is a collection of public exploits and proof-of-concepts, which have been published on GitHub (sorted by the most recently updated).
Results are limited to the first 15 repositories due to potential performance issues.
The following list is the news that have been mention
CVE-2025-50054 vulnerability anywhere in the article.
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Cyber Security News
Weekly Cybersecurity News Recap – Top Vulnerabilities, Threat and Data Breaches
In our fast-paced, interconnected world, the dangers of cyberattacks are becoming more frequent and complex. That’s why it’s more important than ever to stay updated and aware of the risks. Every week ... Read more
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Cyber Security News
Critical OpenVPN Driver Vulnerability Allows Attackers to Crash Windows Systems
Summary 1. A critical OpenVPN Windows driver flaw (CVE-2025-50054) allowed local attackers to crash systems. 2. The vulnerability enabled denial-of-service attacks but did not expose user data. 3. Ope ... Read more
The following table lists the changes that have been made to the
CVE-2025-50054 vulnerability over time.
Vulnerability history details can be useful for understanding the evolution of a vulnerability, and for identifying the most recent changes that may impact the vulnerability's severity, exploitability, or other characteristics.
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CVE Modified by 134c704f-9b21-4f2e-91b3-4a467353bcc0
Jun. 23, 2025
Action Type Old Value New Value Added CVSS V3.1 AV:L/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H -
New CVE Received by [email protected]
Jun. 20, 2025
Action Type Old Value New Value Added Description Buffer overflow in OpenVPN ovpn-dco-win version 1.3.0 and earlier and version 2.5.8 and earlier allows a local user process to send a too large control message buffer to the kernel driver resulting in a system crash Added CWE CWE-787 Added CWE CWE-122 Added Reference https://community.openvpn.net/Downloads#openvpn-27_alpha2-released-19-june-2025 Added Reference https://community.openvpn.net/Security%20Announcements/CVE-2025-50054
CWE - Common Weakness Enumeration
While CVE identifies
specific instances of vulnerabilities, CWE categorizes the common flaws or
weaknesses that can lead to vulnerabilities. CVE-2025-50054 is
associated with the following CWEs:
Common Attack Pattern Enumeration and Classification (CAPEC)
Common Attack Pattern Enumeration and Classification
(CAPEC)
stores attack patterns, which are descriptions of the common attributes and
approaches employed by adversaries to exploit the CVE-2025-50054
weaknesses.