Main Vulnerability Database Vulnerabilities #VU71607

Active Debug Code in Mitsubishi Electric products - CVE-2022-33323

Published: January 27, 2023

Vulnerability identifier: #VU71607

CSH Severity: Medium

CVSS v4: 8.7 [CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:N/VC:N/VI:H/VA:N/SC:N/SI:N/SA:N]

CVE-ID: CVE-2022-33323

CWE-ID: CWE-489

Exploitation vector: Remote access

Exploit availability: No public exploit available

Vulnerability details

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

The vulnerability exists due to active debug code issue. A remote attacker can gain unauthorized access to a robot controller by performing an unauthorized telnet login.

Affected software

MELFA SD Series
MELFA SQ Series
MELFA F-Series

How to mitigate CVE-2022-33323

Install updates from vendor's website.

MELFA SD Series - addressed in versions S7y, R7y
MELFA SQ Series - addressed in versions S7y, R7y
MELFA F-Series - addressed in versions S7y, R7y

External References

https://ics-cert.us-cert.gov/advisories/icsa-23-026-05

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