Multiple vulnerabilities in Mitsubishi Electric EcoWebServerIII

1) Cross-site scripting

EUVDB-ID: #VU21707

Risk: Low

CVSSv4.0: 2 [CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:A/VC:N/VI:N/VA:N/SC:L/SI:L/SA:N/E:P/U:Clear]

CVE-ID: CVE-2016-10735

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 passed via the "data-target" attribute. 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

EcoWebServerIII MES3-255C-DM-CN: 3.0.0 - 3.3.0

EcoWebServerIII MES3-255C-CN: 3.0.0 - 3.3.0

EcoWebServerIII MES3-255C-DM-EN: 3.0.0 - 3.3.0

EcoWebServerIII MES3-255C-EN: 3.0.0 - 3.3.0

CPE2.3

External links

https://ics-cert.us-cert.gov/advisories/icsa-22-055-02
https://www.mitsubishielectric.com/en/psirt/vulnerability/pdf/2021-029_en.pdf

Q & A

Can this vulnerability be exploited remotely?

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

Is there known malware, which exploits this vulnerability?

No. We are not aware of malware exploiting this vulnerability. However, proof of concept for this vulnerability is available.

2) Cross-site scripting

EUVDB-ID: #VU13901

Risk: Low

CVSSv4.0: 2 [CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:A/VC:N/VI:N/VA:N/SC:L/SI:L/SA:N/E:P/U:Clear]

CVE-ID: CVE-2018-14040

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 in the data-parent attribute of the collapse plugin 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

EcoWebServerIII MES3-255C-DM-CN: 3.0.0 - 3.3.0

EcoWebServerIII MES3-255C-CN: 3.0.0 - 3.3.0

EcoWebServerIII MES3-255C-DM-EN: 3.0.0 - 3.3.0

EcoWebServerIII MES3-255C-EN: 3.0.0 - 3.3.0

CPE2.3

External links

https://ics-cert.us-cert.gov/advisories/icsa-22-055-02
https://www.mitsubishielectric.com/en/psirt/vulnerability/pdf/2021-029_en.pdf

Q & A

Can this vulnerability be exploited remotely?

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

Is there known malware, which exploits this vulnerability?

No. We are not aware of malware exploiting this vulnerability. However, proof of concept for this vulnerability is available.

3) Cross-site scripting

EUVDB-ID: #VU13902

Risk: Low

CVSSv4.0: 2 [CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:A/VC:N/VI:N/VA:N/SC:L/SI:L/SA:N/E:P/U:Clear]

CVE-ID: CVE-2018-14042

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 in the data-container property of the tooltip plugin 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

EcoWebServerIII MES3-255C-DM-CN: 3.0.0 - 3.3.0

EcoWebServerIII MES3-255C-CN: 3.0.0 - 3.3.0

EcoWebServerIII MES3-255C-DM-EN: 3.0.0 - 3.3.0

EcoWebServerIII MES3-255C-EN: 3.0.0 - 3.3.0

CPE2.3

External links

https://ics-cert.us-cert.gov/advisories/icsa-22-055-02
https://www.mitsubishielectric.com/en/psirt/vulnerability/pdf/2021-029_en.pdf

Q & A

Can this vulnerability be exploited remotely?

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

Is there known malware, which exploits this vulnerability?

No. We are not aware of malware exploiting this vulnerability. However, proof of concept for this vulnerability is available.

4) Cross-site scripting

EUVDB-ID: #VU16956

Risk: Low

CVSSv4.0: 1.2 [CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:A/VC:N/VI:N/VA:N/SC:L/SI:L/SA:N/E:U/U:Clear]

CVE-ID: CVE-2018-20676

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 in the tooltip data-viewport attribute 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

EcoWebServerIII MES3-255C-DM-CN: 3.0.0 - 3.3.0

EcoWebServerIII MES3-255C-CN: 3.0.0 - 3.3.0

EcoWebServerIII MES3-255C-DM-EN: 3.0.0 - 3.3.0

EcoWebServerIII MES3-255C-EN: 3.0.0 - 3.3.0

CPE2.3

External links

https://ics-cert.us-cert.gov/advisories/icsa-22-055-02
https://www.mitsubishielectric.com/en/psirt/vulnerability/pdf/2021-029_en.pdf

Q & A

Can this vulnerability be exploited remotely?

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

Is there known malware, which exploits this vulnerability?

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

5) Cross-site scripting

EUVDB-ID: #VU17694

Risk: Low

CVSSv4.0: 1.2 [CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:A/VC:N/VI:N/VA:N/SC:L/SI:L/SA:N/E:U/U:Clear]

CVE-ID: CVE-2019-8331

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

EcoWebServerIII MES3-255C-DM-CN: 3.0.0 - 3.3.0

EcoWebServerIII MES3-255C-CN: 3.0.0 - 3.3.0

EcoWebServerIII MES3-255C-DM-EN: 3.0.0 - 3.3.0

EcoWebServerIII MES3-255C-EN: 3.0.0 - 3.3.0

CPE2.3

External links

https://ics-cert.us-cert.gov/advisories/icsa-22-055-02
https://www.mitsubishielectric.com/en/psirt/vulnerability/pdf/2021-029_en.pdf

Q & A

Can this vulnerability be exploited remotely?

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

Is there known malware, which exploits this vulnerability?

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

6) Cross-site scripting

EUVDB-ID: #VU27052

Risk: Low

CVSSv4.0: 2 [CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:A/VC:N/VI:N/VA:N/SC:L/SI:L/SA:N/E:P/U:Clear]

CVE-ID: CVE-2020-11022

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

Exploit availability: Yes

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 in the regex operation in "jQuery.htmlPrefilter". A remote attacker can pass specially crafted data to the application that uses .html()</code>, <code>.append() or similar methods for it and execute arbitrary JavaScript 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

EcoWebServerIII MES3-255C-DM-CN: 3.0.0 - 3.3.0

EcoWebServerIII MES3-255C-CN: 3.0.0 - 3.3.0

EcoWebServerIII MES3-255C-DM-EN: 3.0.0 - 3.3.0

EcoWebServerIII MES3-255C-EN: 3.0.0 - 3.3.0

CPE2.3

External links

https://ics-cert.us-cert.gov/advisories/icsa-22-055-02
https://www.mitsubishielectric.com/en/psirt/vulnerability/pdf/2021-029_en.pdf

Q & A

Can this vulnerability be exploited remotely?

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

Is there known malware, which exploits this vulnerability?

No. We are not aware of malware exploiting this vulnerability. However, proof of concept for this vulnerability is available.

7) Cross-site scripting

EUVDB-ID: #VU27519

Risk: Low

CVSSv4.0: 2.1 [CVSS:4.0/AV:N/AC:L/AT:P/PR:N/UI:A/VC:N/VI:N/VA:N/SC:L/SI:L/SA:N/E:A/U:Clear]

CVE-ID: CVE-2020-11023

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

Exploit availability: Yes

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 when passing <option> elements to jQuery’s DOM manipulation methods. A remote attacker can execute arbitrary JavaScript 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

EcoWebServerIII MES3-255C-DM-CN: 3.0.0 - 3.3.0

EcoWebServerIII MES3-255C-CN: 3.0.0 - 3.3.0

EcoWebServerIII MES3-255C-DM-EN: 3.0.0 - 3.3.0

EcoWebServerIII MES3-255C-EN: 3.0.0 - 3.3.0

CPE2.3

External links

https://ics-cert.us-cert.gov/advisories/icsa-22-055-02
https://www.mitsubishielectric.com/en/psirt/vulnerability/pdf/2021-029_en.pdf

Q & A

Can this vulnerability be exploited remotely?

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

Is there known malware, which exploits this vulnerability?

Yes. This vulnerability is being exploited in the wild.

8) Resource exhaustion

EUVDB-ID: #VU11300

Risk: Low

CVSSv4.0: 2.7 [CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:N/VC:N/VI:N/VA:L/SC:N/SI:N/SA:N/E:U/U:Clear]

CVE-ID: CVE-2017-18214

CWE-ID: CWE-400 - Resource exhaustion

Exploit availability: No

Description

The vulnerability allows a remote unauthenticated attacker to cause DoS condition on the target system.

The weakness exists due to resource exhaustion. A remote attacker can submit a specially crafted data string and cause the service to crash.

Mitigation

Install update from vendor's website.

Vulnerable software versions

EcoWebServerIII MES3-255C-DM-CN: 3.0.0 - 3.3.0

EcoWebServerIII MES3-255C-CN: 3.0.0 - 3.3.0

EcoWebServerIII MES3-255C-DM-EN: 3.0.0 - 3.3.0

EcoWebServerIII MES3-255C-EN: 3.0.0 - 3.3.0

CPE2.3

External links

https://ics-cert.us-cert.gov/advisories/icsa-22-055-02
https://www.mitsubishielectric.com/en/psirt/vulnerability/pdf/2021-029_en.pdf

Q & A

Can this vulnerability be exploited remotely?

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

Is there known malware, which exploits this vulnerability?

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

9) Input validation error

EUVDB-ID: #VU60879

Risk: Medium

CVSSv4.0: 6.6 [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:U/U:Green]

CVE-ID: CVE-2020-7746

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 Prototype Pollution in the "options" parameter. A remote attacker can pass specially crafted input to the application and perform a denial of service (DoS) attack.

Mitigation

Install update from vendor's website.

Vulnerable software versions

EcoWebServerIII MES3-255C-DM-CN: 3.0.0 - 3.3.0

EcoWebServerIII MES3-255C-CN: 3.0.0 - 3.3.0

EcoWebServerIII MES3-255C-DM-EN: 3.0.0 - 3.3.0

EcoWebServerIII MES3-255C-EN: 3.0.0 - 3.3.0

CPE2.3

External links

https://ics-cert.us-cert.gov/advisories/icsa-22-055-02
https://www.mitsubishielectric.com/en/psirt/vulnerability/pdf/2021-029_en.pdf

Q & A

Can this vulnerability be exploited remotely?

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

Is there known malware, which exploits this vulnerability?

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

Risk	Medium
Patch available	YES
Number of vulnerabilities	9
CVE-ID	CVE-2016-10735 CVE-2018-14040 CVE-2018-14042 CVE-2018-20676 CVE-2019-8331 CVE-2020-11022 CVE-2020-11023 CVE-2017-18214 CVE-2020-7746
CWE-ID	CWE-79 CWE-400 CWE-20
Exploitation vector	Network
Public exploit	Public exploit code for vulnerability #1 is available. Public exploit code for vulnerability #2 is available. Public exploit code for vulnerability #3 is available. Public exploit code for vulnerability #6 is available. Vulnerability #7 is being exploited in the wild.
Vulnerable software	EcoWebServerIII MES3-255C-DM-CN Server applications / Other server solutions EcoWebServerIII MES3-255C-CN Server applications / Other server solutions EcoWebServerIII MES3-255C-DM-EN Server applications / Other server solutions EcoWebServerIII MES3-255C-EN Server applications / Other server solutions
Vendor	Mitsubishi Electric