Unrated severityCISA KEVNVD Advisory· Published Dec 5, 2023· Updated Oct 21, 2025
Unitronics VisiLogic uses a default administrative password
CVE-2023-6448
Description
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.
AI Insight
LLM-synthesized narrative grounded in this CVE's description and references.
Affected products
2<9.9.00+ 1 more
- (no CPE)range: <9.9.00
- (no CPE)range: 0
Patches
Vulnerability mechanics
References
4- downloads.unitronicsplc.com/Sites/plc/Technical_Library/Unitronics-Cybersecurity-Advisory-2023-001-CVE-2023-6448.pdfmitrevendor-advisory
- downloads.unitronicsplc.com/Sites/plc/Visilogic/Version_Changes-Bug_Reports/VisiLogic%209.9.00%20Version%20changes.pdfmitrerelease-notes
- www.cisa.gov/news-events/alerts/2023/11/28/exploitation-unitronics-plcs-used-water-and-wastewater-systemsmitregovernment-resource
- www.unitronicsplc.com/cyber_security_vision-samba/mitre
News mentions
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