Denial of service in Mitsubishi Electric GOT2000

1) Input validation error

EUVDB-ID: #VU69734

Risk: Medium

CVSSv4.0: 2.3 [CVSS:4.0/AV:N/AC:L/AT:P/PR:L/UI:N/VC:N/VI:N/VA:H/SC:N/SI:N/SA:N/E:U/U:Green]

CVE-ID: CVE-2022-40266

CWE-ID: CWE-20 - Improper input validation

Exploit availability: No

Description

The vulnerability allows a remote attacker to perform a denial of service (DoS) attack.

The vulnerability exists due to insufficient validation of user-supplied input. A remote user can pass specially crafted input to the application and perform a denial of service (DoS) attack.

Mitigation

Install updates from vendor's website.

Vulnerable software versions

GOT2000 GT27 model: 01.39.000

GOT2000 GT25 model: 01.39.000

GOT2000 GT23 model: 01.39.000

CPE2.3

• cpe:2.3:a:mitsubishi_electric:gt27_model:*:*:*:*:*:*:*:*
• cpe:2.3:a:mitsubishi_electric:gt27_model:01.39.000:*:*:*:*:*:*:*
• cpe:2.3:a:mitsubishi_electric:gt25_model:*:*:*:*:*:*:*:*
• cpe:2.3:a:mitsubishi_electric:gt25_model:01.39.000:*:*:*:*:*:*:*
• cpe:2.3:a:mitsubishi_electric:gt23_model:*:*:*:*:*:*:*:*
• cpe:2.3:a:mitsubishi_electric:gt23_model:01.39.000:*:*:*:*:*:*:*

External links

https://jvn.jp/vu/JVNVU95633416
https://www.mitsubishielectric.com/en/psirt/vulnerability/pdf/2022-016_en.pdf

Q & A

Can this vulnerability be exploited remotely?

Yes. This vulnerability can be exploited by a remote authenticated user via the Internet.

How the attacker can exploit this vulnerability?

The attacker would have to send a specially crafted request to the affected application in order to exploit this vulnerability.

Is there known malware, which exploits this vulnerability?

No. We are not aware of malware exploiting this vulnerability.