Zero-day vulnerability in Unitronics Vision

Use of default credentials
CVE-2023-6448

Not patched

Vulnerability details

Advisory: SB2023121235 - Use of default credentials in Unitronics Vision Series PLCs and HMIs

Vulnerable component: Unitronics Vision

CVE-ID: CVE-2023-6448

CVSSv3 score: CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:C/C:H/I:H/A:H/E:H/RL:O/RC:C

CWE-ID: CWE-1392 - Use of Default Credentials

Description:

The vulnerability allows a remote attacker to compromise the affected system.

The vulnerability exists due to Unitronics Vision Series PLCs and HMIs use default administrative passwords. A remote attacker with network access to a PLC or HMI can gain administrative control over the system.

Note, the vulnerability is being actively exploited in the wild.