Man-in-the-Middle (MitM) attack in MGate MB3170/MB3270/MB3280/MB3480 Series Protocol Gateways

1) Man-in-the-Middle (MitM) attack

EUVDB-ID: #VU60681

Risk: Medium

CVSSv3.1: 5.7 [CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:L/I:L/A:N/E:U/RL:O/RC:C]

CVE-ID: N/A

CWE-ID: CWE-300 - Channel Accessible by Non-Endpoint ('Man-in-the-Middle')

Exploit availability: No

Description

The vulnerability allows a remote attacker to perform a man-in-the-middle (MitM) attack.

The vulnerability exists due to the channel is accessible by non-endpoint. A remote attacker can perform perform a man-in-the-middle attack on the target system.

Mitigation

Install updates from vendor's website.

Vulnerable software versions

Moxa MGate MB3170 Series: 4.0 - 4.2

Moxa MGate MB3270 Series: 4.0 - 4.2

Moxa MGate MB3280 Series: 4.0 - 4.1

Moxa MGate MB3480 Series: 3.0 - 3.2

External links

http://www.moxa.com/en/support/product-support/security-advisory/mgate-mb3170-mb3270-mb3280-mb3480-protocol-gateways-vulnerability

Q & A

Can this vulnerability be exploited remotely?

Yes. This vulnerability can be exploited by a remote non-authenticated attacker via the Internet.

How the attacker can exploit this vulnerability?

The attacker would have to send a specially crafted request to the affected device in order to exploit this vulnerability.

Is there known malware, which exploits this vulnerability?

No. We are not aware of malware exploiting this vulnerability.