Denial of service in Moxa EDS Ethernet Switches



Published: 2019-12-20
Risk Medium
Patch available YES
Number of vulnerabilities 1
CVE-ID CVE-2019-19707
CWE-ID CWE-400
Exploitation vector Network
Public exploit N/A
Vulnerable software
Subscribe
EDS-G508E Series
Hardware solutions / Routers & switches, VoIP, GSM, etc

EDS-G512E Series
Hardware solutions / Routers & switches, VoIP, GSM, etc

Moxa EDS-G516E
Hardware solutions / Routers & switches, VoIP, GSM, etc

Vendor Moxa

Security Bulletin

This security bulletin contains one medium risk vulnerability.

1) Resource exhaustion

EUVDB-ID: #VU23766

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: CVE-2019-19707

CWE-ID: CWE-400 - Resource exhaustion

Exploit availability: No

Description

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

The vulnerability exists due to improper resource management within the PROFINET DCE-RPC endpoint discovery packets. A remote attacker can trigger resource exhaustion and perform a denial of service (DoS) attack.

Mitigation

Install update from vendor's website.

Vulnerable software versions

EDS-G508E Series: 6.0

EDS-G512E Series: 6.0

Moxa EDS-G516E: 6.0

External links

http://www.moxa.com/en/support/support/security-advisory/eds-g508e-g512e-g516e-series-ethernet-switches-vulnerabilities


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.



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