CVE-2021-20998: critical vulnerability in WAGO 0852-0303
WAGO: Managed Switches: Unauthorized creation of user accounts
Published · Updated
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28Vexday Risk Score
No sign of exploitation. No public exploitation artifact known so far.
ssvc Trackcvss 10epss 1.1%
In multiple managed switches by WAGO in different versions without authorization and with specially crafted packets it is possible to create users.
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:C/C:H/I:H/A:H
Affected products
WAGO · 0852-0303WAGO · 0852-1305WAGO · 0852-1305/000-001WAGO · 0852-1505WAGO · 0852-1505/000-001Related CVEs — WAGO 0852-0303
In the same product, most dangerous first.
CVE-2021-20997HIGHWAGO: Managed Switches: Unauthorized access to password hashesEPSS 1.0%CVE-2021-20993MEDIUMWAGO: Managed Switches: Exposure of sensitive information through directory listingEPSS 0.8%CVE-2021-20996MEDIUMWAGO: Managed Switches: Unsecure Cookie settingsEPSS 0.8%CVE-2021-20994HIGHWAGO: Managed Switches: Reflected Cross-site ScriptingEPSS 0.6%CVE-2021-20995MEDIUMWAGO: Managed Switches: Storage of user credentials in a cookieEPSS 0.5%