Input validation error in Mitsubishi Electric products - CVE-2016-8368
Published: May 21, 2019
Vulnerability identifier: #VU18548
CSH Severity: Medium
CVSS v4.0: CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:N/VC:N/VI:N/VA:H/SC:N/SI:N/SA:N/E:P/U:Green
CVE-ID: CVE-2016-8368
CWE-ID: CWE-20
Exploitation vector: Remote access
Exploit availability:
No public exploit available
Vendor: Mitsubishi Electric
Affected software:
MELSEC-Q QJ71E71-B2
MELSEC-Q QJ71E71-B5
MELSEC-Q QJ71E71-100
MELSEC-Q QJ71E71-B2
MELSEC-Q QJ71E71-B5
MELSEC-Q QJ71E71-100
Detailed vulnerability description
The vulnerability allows a remote attacker to connect to perform a denial of service (DoS) attack.
The vulnerability exists due to insufficient validation of user-supplied input. A remote attacker can send specially crafted packets to the PLC via port 5002/TCP and cause a denial of service, requiring the PLC to be reset to resume operation.
How to mitigate CVE-2016-8368
Install update from vendor's website.