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Status published
High
CVE-2021-20997
WAGO: Managed Switches: Unauthorized access to password hashes
Vulnerability Description
In multiple managed switches by WAGO in different versions it is possible to read out the password hashes of all Web-based Management users.
Impact Analysis
Refer to official advisory for detailed impact metrics.
Remediation
Ensure systems are updated to the latest vendor-supplied patch levels.
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Credits & Attribution
The following person or organization is credited with identifying this vulnerability, as recorded in the NVD database:
- Dr. Tobias Augustin and Stephan Tigges of IKS – Institut für Kooperative Systeme GmbH, Kai Gaul and Jan Rübenach of ABO Wind AG, coordinated by CERT@VDE
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Affected Vendor
WAGO
View all reports →Affected Software
0852-0303, 0852-1305, 0852-1505, 0852-1305/000-001, 0852-1505/000-001
Vulnerable Versions:
unspecified
Timeline
Official Publish:
May 13th, 2021
Last Modified:
September 16th, 2024
Added to House:
July 21st, 2026
CVSS Vectors
V3:
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:N/A:N