PT-2021-14327 · Wago · Wago Managed Switches

Dr. Tobias Augustin + 3 · Published 2021-05-13 · Updated 2021-05-20 · CVE-2021-20998

Positive Technologies (AI Summary)

CVSS v3.1

10

Critical

Base vector

AV:N/AC:L/PR:N/UI:N/S:C/C:H/I:H/A:H

Name of the Vulnerable Software and Affected Versions: WAGO managed switches (affected versions not specified)

Description: The issue allows creation of users without authorization in multiple managed switches by WAGO, using specially crafted packets.

Recommendations: At the moment, there is no information about a newer version that contains a fix for this vulnerability.

Missing Authentication

Weakness Enumeration

CWE-306

Related Identifiers

CVE-2021-20998

Affected Products

Wago Managed Switches

References · 5

• https://osv.dev/vulnerability/CVE-2021-20998 · Vendor Advisory
• https://nvd.nist.gov/vuln/detail/CVE-2021-20998 · Security Note
• https://cert.vde.com/en-us/advisories/vde-2021-013 · Note
• https://t.me/cvenotify/14377 · Telegram Post
• https://t.me/cvenotify/14762 · Telegram Post