Vulnerability Intelligence Report
Unitronics VisiLogic uses a default administrative password
CVE-2023-6448
Unitronics VisiLogic before version 9.9.00, used in Vision and Samba PLCs and HMIs, uses a default administrative password. An unauthenticated attacker with network access can take administrative control of a vulnerable system.
CISA KEV
SSVC: Active Exploitation
Automatable
CVSS Base Score
9.8
CRITICAL
Exploitability:3.9
Impact Score:5.9
EPSS Probability:2.09%
Executive Threat Verdict
Evaluating...
Evaluating Threat Landscape...
Assessing known weaponization, exploitation telemetry, and federal advisories.
Attack Surface
—
Authentication
—
Weaponization
—
SSVC Action
—
Weaknesses (CWE)
CWE-1188 ↗CWE-1188 Insecure Default Initialization of Resource
Affected Products & Versions
| Vendor | Product | Affected Versions |
|---|---|---|
| Unitronics | VisiLogic | 0 < 9.9.00 (affected) |
References & Technical Advisories
No reference links found.
Threat Intelligence Signals
Identity & Timeline
| Status | PUBLISHED |
| Assigning Authority | Cybersecurity and Infrastructure Security Agency (CISA) U.S. Civilian Government · CERT · USA |
| Reserved | 2023-11-30T18:40:51 |
| Published | 2023-12-05T17:43:40 |
| Patch Date | 2023-11-28 |
| Last Updated | 2025-10-21T23:05:30 |
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