Buffer overflow in Mitsubishi Electric products - CVE-2023-3346

Vulnerability identifier: #VU78738

CSH Severity: High

CVSS v4.0: CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:N/VC:H/VI:H/VA:H/SC:N/SI:N/SA:N/E:U/U:Amber

CVE-ID: CVE-2023-3346

CWE-ID: CWE-119

Exploitation vector: Remote access

Exploit availability: No public exploit available

Vendor: Mitsubishi Electric

Affected software:
M800VW
M800VS
M80V
M80VW
M800W
M800S
M80
M80W
E80
C80
M7V Series
M700VW
M700VS
M70V
E70
Remote Service Gateway Unit
Data Acquisition Unit

The vulnerability allows a remote attacker to execute arbitrary code on the target system.

The vulnerability exists due to a boundary error. A remote attacker can trigger memory corruption and execute arbitrary code on the target system.

Successful exploitation of this vulnerability may result in complete compromise of vulnerable system.

Cybersecurity Help is currently unaware of any official solution to address this vulnerability.

• https://www.cisa.gov/news-events/ics-advisories/icsa-23-208-03