Multiple vulnerabilities in Mitsubishi Electric MC Works64



Published: 2022-01-21
Risk Low
Patch available YES
Number of vulnerabilities 2
CVE-ID CVE-2022-23127
CVE-2022-23129
CWE-ID CWE-79
CWE-256
Exploitation vector Network
Public exploit N/A
Vulnerable software
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MC Works64
Server applications / SCADA systems

Vendor Mitsubishi Electric

Security Bulletin

This security bulletin contains information about 2 vulnerabilities.

1) Cross-site scripting

EUVDB-ID: #VU59901

Risk: Low

CVSSv3.1: 5.3 [CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:C/C:L/I:L/A:N/E:U/RL:O/RC:C]

CVE-ID: CVE-2022-23127

CWE-ID: CWE-79 - Improper Neutralization of Input During Web Page Generation ('Cross-site Scripting')

Exploit availability: No

Description

The disclosed vulnerability allows a remote attacker to perform cross-site scripting (XSS) attacks.

The vulnerability exists due to insufficient sanitization of user-supplied data. A remote attacker can trick the victim to follow a specially crafted link and execute arbitrary HTML and script code in user's browser in context of vulnerable website.

Successful exploitation of this vulnerability may allow a remote attacker to steal potentially sensitive information, change appearance of the web page, perform phishing and drive-by-download attacks.

Mitigation

Install update from vendor's website.

Vulnerable software versions

MC Works64: 4.04E


CPE2.3 External links

http://www.cisa.gov/uscert/ics/advisories/icsa-22-020-01
http://www.mitsubishielectric.com/en/psirt/vulnerability/index.html

Q & A

Can this vulnerability be exploited remotely?

Yes. This vulnerability can be exploited by a remote non-authenticated attacker 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.

2) Unprotected storage of credentials

EUVDB-ID: #VU59903

Risk: Low

CVSSv3.1: 6.7 [CVSS:3.1/AV:L/AC:L/PR:H/UI:R/S:C/C:H/I:H/A:H/E:U/RL:O/RC:C]

CVE-ID: CVE-2022-23129

CWE-ID: CWE-256 - Unprotected Storage of Credentials

Exploit availability: No

Description

The vulnerability allows a local user to gain access to other users' credentials.

The vulnerability exists due to application stored credentials in plain text in a configuration file on the system within the GENESIS64 and MC Works64 Workbench "export to CSV" function. A local administrator can view contents of the configuration file and gain access to passwords for 3rd party integration.

Mitigation

Install update from vendor's website.

Vulnerable software versions

MC Works64: 4.04E


CPE2.3 External links

http://www.cisa.gov/uscert/ics/advisories/icsa-22-020-01
http://www.mitsubishielectric.com/en/psirt/vulnerability/index.html

Q & A

Can this vulnerability be exploited remotely?

No. This vulnerability can be exploited locally. The attacker should have authentication credentials and successfully authenticate on the system.

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.

The attacker would have to login to the system and perform certain actions in order to exploit this vulnerability.

Is there known malware, which exploits this vulnerability?

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



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