Vulnerability identifier: #VU48107

Vulnerability risk: Medium

CVSSv3.1: 6.5 [CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H/E:U/RL:O/RC:C]

CVE-ID: N/A

CWE-ID: CWE-119

Exploitation vector: Network

Exploit availability: No

Vulnerable software:
EDR-G903 Series
Hardware solutions / Routers & switches, VoIP, GSM, etc
EDR-G902 Series
Hardware solutions / Routers & switches, VoIP, GSM, etc
Moxa EDR-810
Server applications / SCADA systems

Vendor: Moxa

Description

The vulnerability allows a remote attacker to perform a denial of service (DoS) attack.

The vulnerability exists due to a boundary error. A remote attacker can send a specially crafted request, trigger memory corruption and cause a denial of service condition on the target system.

Mitigation
Install updates from vendor's website.

Vulnerable software versions

EDR-G903 Series: 5.0 - 5.5

EDR-G902 Series: 5.0 - 5.5

Moxa EDR-810: 5.0 - 5.6

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External links
http://www.moxa.com/en/support/support/security-advisory/edr-g903-g902-810-secure-router-vulnerability

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Q & A

Can this vulnerability be exploited remotely?

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

Is there known malware, which exploits this vulnerability?

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