Vulnerability identifier: #VU18795

Vulnerability risk: Medium

CVSSv3.1: 7.7 [CVSS:3.1/AV:A/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H/E:U/RL:O/RC:C]

CVE-ID: CVE-2019-12550

CWE-ID: CWE-798

Exploitation vector: Local network

Exploit availability: No

Vulnerable software:
WAGO Industrial Managed Switch 852-1505
Hardware solutions / Routers & switches, VoIP, GSM, etc
WAGO Industrial Managed Switch 852-1305
Hardware solutions / Routers & switches, VoIP, GSM, etc
WAGO Industrial Managed Switch 852-303
Hardware solutions / Routers & switches, VoIP, GSM, etc

Vendor: WAGO

Description

The vulnerability allows a remote attacker to gain full access to vulnerable system.

The vulnerability exists due to presence of hard-coded credentials in application code. A remote unauthenticated attacker can access the affected device using the hard-coded credentials.

Successful exploitation of this vulnerability may result in complete compromise of vulnerable system.

Mitigation
Install updates from vendor's website.

Vulnerable software versions

WAGO Industrial Managed Switch 852-1505: All versions

WAGO Industrial Managed Switch 852-1305: All versions

WAGO Industrial Managed Switch 852-303: All versions

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External links
http://ics-cert.us-cert.gov/advisories/ICSA-19-164-02

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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 local network (LAN).

Is there known malware, which exploits this vulnerability?

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