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Test ID:1.3.6.1.4.1.25623.1.0.810609
Category:General
Title:MikroTik RouterOS 'L2TP' Man-in-the-Middle Attack Vulnerability (Feb 2017)
Summary:MikroTik RouterOS is prone to a man in the middle attack; vulnerability.
Description:Summary:
MikroTik RouterOS is prone to a man in the middle attack
vulnerability.

Vulnerability Insight:
The flaw exists due to an error in the L2TP client which does
not enable IPsec encryption after a reboot.

Vulnerability Impact:
Successful exploitation will allow remote attackers to view
unencrypted transmitted data and gain access to networks on the L2TP server by monitoring the
packets for the transmitted data and obtaining the L2TP secret.

Affected Software/OS:
MikroTik RouterOS versions 6.83.3 and 6.37.4

Solution:
Update to version 6.37.5, 6.83.4 or later.

CVSS Score:
4.3

CVSS Vector:
AV:N/AC:M/Au:N/C:P/I:N/A:N

Cross-Ref: Common Vulnerability Exposure (CVE) ID: CVE-2017-6297
BugTraq ID: 96447
http://www.securityfocus.com/bid/96447
https://blog.milne.it/2017/02/24/mikrotik-routeros-security-vulnerability-l2tp-tunnel-unencrypted-cve-2017-6297/
CopyrightCopyright (C) 2017 Greenbone AG

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