PT-2025-48441 · Openvpn · Openvpn

Published 2025-12-01 · Updated 2025-12-30 · CVE-2025-12106

Positive Technologies (AI Summary)

CVSS v2.0

9.4

Critical

Base vector

AV:N/AC:L/Au:N/C:C/I:N/A:C

Name of the Vulnerable Software and Affected Versions OpenVPN versions 2.7 alpha1 through 2.7 rc1

Description A flaw exists in OpenVPN due to inadequate argument validation. This issue allows an attacker to potentially cause a heap buffer over-read when processing IP addresses.

Recommendations Update to a version of OpenVPN beyond 2.7 rc1.

Fix

Buffer Over-read

Buffer Overflow

Weakness Enumeration

CWE-126

CWE-119

Related Identifiers

BDU:2025-15119

CVE-2025-12106

Affected Products

Openvpn

References · 12

• https://bdu.fstec.ru/vul/2025-15119 · Security Note
• https://community.openvpn.net/Security%20Announcements/CVE-2025-12106 · Vendor Advisory
• https://osv.dev/vulnerability/CVE-2025-12106 · Vendor Advisory
• https://security-tracker.debian.org/tracker/CVE-2025-12106 · Vendor Advisory
• https://nvd.nist.gov/vuln/detail/CVE-2025-12106 · Security Note
• https://t.me/cveNotify/144396 · Telegram Post
• https://twitter.com/PurpleOps_io/status/1995886010064908370 · Twitter Post
• https://twitter.com/CCBalert/status/1995905023335633214 · Twitter Post
• https://t.me/cveNotify/147137 · Telegram Post
• https://twitter.com/CveFindCom/status/1995578804270477541 · Twitter Post
• https://mail-archive.com/[e-mail]/msg00152.html · Note
• https://t.me/CVEtracker/38539 · Telegram Post