SARA / Free Tools / KEV / CVE-2023-6448

CVE-2023-6448 on CISA KEV

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 — Actively Exploited

Unitronics Vision PLC and HMI Insecure Default Password Vulnerability

Vendor / Product
— / Unitronics / Vision PLC and HMI
Added to KEV
2023-12-11
BOD 22-01 due
2023-12-18
Ransomware use
Unknown
CVSS / EPSS
9.8 CRITICAL · EPSS 13.29%

01What CISA says about this vulnerability

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.

02Required action — verbatim from CISA

Apply mitigations per vendor instructions or discontinue use of the product if mitigations are unavailable.

03Notes & references

04SARA's analyst layer — why this matters

This vulnerability is currently on the CISA KEV list, which CISA only adds CVEs to when there is reliable evidence of active exploitation in the wild. For federal civilian agencies, BOD 22-01 requires remediation by the due date above. For everyone else, KEV is the strongest "patch immediately" signal you can get from public threat intel.

05Affected products (summary)

VendorProductVersions
UnitronicsVisiLogic0

06Detection

Open the Sigma generator with a pre-filled prompt for this CVE to draft a starting detection:

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