Vulnerability · Published Nov 30, 2023 · Assigned by Mitsubishi

CVE-2023-5247

High 7.8

In plain English

A high-severity security flaw in GX Works3 from Mitsubishi Electric Corporation. There are no confirmed reports of exploitation so far. The chance it is exploited in the next 30 days is estimated at 0.3% (higher than 18% of all known vulnerabilities).

Severity (CVSS 3.1)7.8High

Exploit odds (30 days)0.3%top 82.0% of all CVEs

Exploited in the wildNo reportsCISA SSVC: none

Attack toolingNoneno public tooling known

Official description

Malicious Code Execution Vulnerability due to External Control of File Name or Path in multiple Mitsubishi Electric FA Engineering Software Products allows a malicious attacker to execute a malicious code by having legitimate users open a specially crafted project file, which could result in information disclosure, tampering and deletion, or a denial-of-service (DoS) condition.

Affected products (as reported)

Vendor	Product	Versions
Mitsubishi Electric Corporation	GX Works3	all versions
Mitsubishi Electric Corporation	MELSOFT iQ AppPortal	all versions
Mitsubishi Electric Corporation	MELSOFT Navigator	all versions
Mitsubishi Electric Corporation	Motion Control Setting	all versions

Weakness: CWE-73 · Vector: CVSS:3.1/AV:L/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H

References

https://www.mitsubishielectric.com/en/psirt/vulnerability/pdf/2023-016_en.pdf vendor-advisory
https://jvn.jp/vu/JVNVU93383160/ government-resource