PT-2018-9652 · Mikrotik+1 · Routeros+2

Published 2018-04-13 · Updated 2018-05-17 · CVE-2018-10066

Positive Technologies (AI Summary)

CVSS v3.1

8.1

High

Base vector

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

Name of the Vulnerable Software and Affected Versions: MikroTik RouterOS version 6.41.4

Description: An issue in MikroTik RouterOS allows a remote unauthenticated attacker to act as a malicious OpenVPN server by exploiting missing OpenVPN server certificate verification. This could enable the attacker to gain access to the client's internal network, particularly in site-to-site tunnels.

Recommendations: For MikroTik RouterOS version 6.41.4, ensure proper OpenVPN server certificate verification is implemented to prevent malicious server impersonation. Consider updating to a version where this issue is fixed, if available. At the moment, there is no information about a newer version that contains a fix for this vulnerability.

Exploit

Improper Certificate Validation

Weakness Enumeration

CWE-295

Related Identifiers

CVE-2018-10066

Affected Products

Mikrotik Routeros

Openvpn

Routeros

References · 3

• 🔥 https://janis-streib.de/2018/04/11/mikrotik-openvpn-security · Exploit
• https://osv.dev/vulnerability/CVE-2018-10066 · Vendor Advisory
• https://nvd.nist.gov/vuln/detail/CVE-2018-10066 · Security Note