Main Vulnerability Database Vulnerabilities #VU18795

Use of hard-coded credentials in WAGO products - CVE-2019-12550

Published: June 13, 2019

Vulnerability identifier: #VU18795

CSH Severity: Medium

CVSS v4: 8.7 [CVSS:4.0/AV:A/AC:L/AT:N/PR:N/UI:N/VC:H/VI:H/VA:H/SC:N/SI:N/SA:N]

CVE-ID: CVE-2019-12550

CWE-ID: CWE-798

Exploitation vector: Adjecent network

Exploit availability: No public exploit available

Vulnerability details

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.

Affected software

WAGO Industrial Managed Switch 852-1505
WAGO Industrial Managed Switch 852-1305
WAGO Industrial Managed Switch 852-303

How to mitigate CVE-2019-12550

Install updates from vendor's website.

WAGO Industrial Managed Switch 852-1505 - update to 1.1.5.S0
WAGO Industrial Managed Switch 852-1305 - update to 1.1.6.S0
WAGO Industrial Managed Switch 852-303 - update to 1.2.2.S0

External References

https://ics-cert.us-cert.gov/advisories/ICSA-19-164-02

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