PT-2025-2918 · Openvpn · Openvpn

Published 2025-01-15 · Updated 2025-01-16 · CVE-2024-5198

Positive Technologies (AI Summary)

CVSS v3.1

3.3

Low

Base vector

AV:L/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:L

Name of the Vulnerable Software and Affected Versions OpenVPN ovpn-dco for Windows version 1.1.1

Description The issue allows an unprivileged local attacker to send I/O control messages with invalid data to the driver, resulting in a NULL pointer dereference that leads to a system halt. This can be exploited by an attacker to cause a denial-of-service condition.

Recommendations For OpenVPN ovpn-dco for Windows version 1.1.1, consider disabling the driver until a patch is available to prevent exploitation. Restrict access to the driver to minimize the risk of sending invalid I/O control messages. Avoid using the driver for critical operations until the issue is resolved. At the moment, there is no information about a newer version that contains a fix for this vulnerability.

NULL Pointer Dereference

Weakness Enumeration

CWE-476

Related Identifiers

BDU:2025-05395

CVE-2024-5198

Affected Products

Openvpn

References · 7

• https://nvd.nist.gov/vuln/detail/CVE-2024-5198 · Security Note
• https://osv.dev/vulnerability/CVE-2024-5198 · Vendor Advisory
• https://community.openvpn.net/openvpn/wiki/CVE-2024-5198 · Vendor Advisory
• https://bdu.fstec.ru/vul/2025-05395 · Security Note
• https://t.me/cvedetector/15440 · Telegram Post
• https://twitter.com/CVEnew/status/1879858770635002325 · Twitter Post
• https://github.com/advisories/GHSA-cp7w-whjm-pp36 · Note