PT-2022-21854 · Openvpn · Openvpn Access Server

Published 2022-07-06 · Updated 2022-07-15 · CVE-2022-33738

Positive Technologies (AI Summary)

CVSS v3.1

7.5

High

Base vector

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

Name of the Vulnerable Software and Affected Versions OpenVPN Access Server versions prior to 2.11

Description The issue concerns a weak random generator used to create user session tokens for the web portal. This weakness can potentially be exploited, although specific details about real-world incidents or the estimated number of affected devices are not provided.

Recommendations For versions prior to 2.11, update to version 2.11 or later to resolve the issue. As a temporary workaround, consider restricting access to the web portal until the update can be applied.

Fix

Weakness Enumeration

CWE-331

CWE-338

Related Identifiers

CVE-2022-33738

Affected Products

Openvpn Access Server

References · 5

• https://osv.dev/vulnerability/CVE-2022-33738 · Vendor Advisory
• https://openvpn.net/vpn-server-resources/release-notes/#openvpn-access-server-2-11-0 · Vendor Advisory
• https://nvd.nist.gov/vuln/detail/CVE-2022-33738 · Security Note
• https://t.me/cibsecurity/45683 · Telegram Post
• https://t.me/cvenotify/33152 · Telegram Post