Vulnerability Intelligence Report
WAGO: Managed Switches: Unauthorized access to password hashes
CVE-2021-20997
In multiple managed switches by WAGO in different versions it is possible to read out the password hashes of all Web-based Management users.
No Active Exploit Signals
CVSS Base Score
7.5
HIGH
Exploitability:3.9
Impact Score:3.6
EPSS Probability:1.02%
Executive Threat Verdict
Evaluating...
Evaluating Threat Landscape...
Assessing known weaponization, exploitation telemetry, and federal advisories.
Attack Surface
—
Authentication
—
Weaponization
—
SSVC Action
—
Weaknesses (CWE)
CWE-522 ↗CWE-522 Insufficiently Protected Credentials
Affected Products & Versions
| Vendor | Product | Affected Versions |
|---|---|---|
| WAGO | 0852-0303 | unspecified <= V1.2.3.S0 (affected) |
| WAGO | 0852-1305 | unspecified <= V1.1.7.S0 (affected) |
| WAGO | 0852-1505 | unspecified <= V1.1.6.S0 (affected) |
| WAGO | 0852-1305/000-001 | unspecified <= V1.0.4.S0 (affected) |
| WAGO | 0852-1505/000-001 | unspecified <= V1.0.4.S0 (affected) |
References & Technical Advisories
No reference links found.
Threat Intelligence Signals
EPSS Score
1.016%
GitHub Advisory
Identity & Timeline
| Status | PUBLISHED |
| Assigning Authority | CERT@VDE · CERT · Germany |
| Reserved | 2020-12-17T00:00:00 |
| Published | 2021-05-13T13:45:25 |
| Patch Date | 2021-05-05 |
| Last Updated | 2024-09-16T23:42:19 |
Community Chatter & Buzz