CVE-2023-6448

Known Exploited
Unitronics VisiLogic uses a default administrative password

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.

Categories

9.8
CVSS
Severity: Critical
CVSS 3.1 •
EPSS 10.29% Top 10%
KEV Since 
Vendor Advisory unitronicsplc.com
Affected: Unitronics VisiLogic
Published at:
Updated at:

References

Link Tags
https://www.cisa.gov/news-events/alerts/2023/11/28/exploitation-unitronics-plcs-used-water-and-wastewater-systems government resource third party advisory us government resource
https://www.unitronicsplc.com/cyber_security_vision-samba/ product
https://downloads.unitronicsplc.com/Sites/plc/Visilogic/Version_Changes-Bug_Reports/VisiLogic%209.9.00%20Version%20changes.pdf release notes
https://downloads.unitronicsplc.com/Sites/plc/Technical_Library/Unitronics-Cybersecurity-Advisory-2023-001-CVE-2023-6448.pdf vendor advisory

Frequently Asked Questions

What is the severity of CVE-2023-6448?
CVE-2023-6448 has been scored as a critical severity vulnerability.
How to fix CVE-2023-6448?
To fix CVE-2023-6448, make sure you are using an up-to-date version of the affected component(s) by checking the vendor release notes. As for now, there are no other specific guidelines available.
Is CVE-2023-6448 being actively exploited in the wild?
It is confirmed that CVE-2023-6448 is actively exploited. Be extra cautious if you are using vulnerable components. According to its EPSS score, there is a ~10% probability that this vulnerability will be exploited by malicious actors in the next 30 days.
What software or system is affected by CVE-2023-6448?
CVE-2023-6448 affects Unitronics VisiLogic.
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