Multiple vulnerabilities in ELECOM wireless LAN routers



Risk Low
Patch available YES
Number of vulnerabilities 3
CVE-ID CVE-2024-21798
CVE-2024-23910
CVE-2024-25579
CWE-ID CWE-79
CWE-352
CWE-78
Exploitation vector Network
Public exploit N/A
Vulnerable software
 WRC-1167GS2-B
Hardware solutions / Routers & switches, VoIP, GSM, etc

WRC-1167GS2H-B
Hardware solutions / Routers & switches, VoIP, GSM, etc

WRC-2533GS2-B
Hardware solutions / Routers & switches, VoIP, GSM, etc

WRC-2533GS2-W
Hardware solutions / Routers & switches, VoIP, GSM, etc

WRC-2533GS2V-B
Hardware solutions / Routers & switches, VoIP, GSM, etc

Vendor ELECOM CO. ,LTD.

Security Bulletin

This security bulletin contains information about 3 vulnerabilities.

1) Stored cross-site scripting

EUVDB-ID: #VU86604

Risk: Low

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

CVE-ID: CVE-2024-21798

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 user can inject 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 updates from vendor's website.

Vulnerable software versions

WRC-1167GS2-B: 1.67

WRC-1167GS2H-B: 1.67

WRC-2533GS2-B: 1.67

WRC-2533GS2-W: 1.67

WRC-2533GS2V-B: 1.67

CPE2.3 External links

https://jvn.jp/en/jp/JVN44166658/index.html
https://www.elecom.co.jp/news/security/20240220-01/


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 device 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) Cross-site request forgery

EUVDB-ID: #VU86605

Risk: Low

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

CVE-ID: CVE-2024-23910

CWE-ID: CWE-352 - Cross-Site Request Forgery (CSRF)

Exploit availability: No

Description

The vulnerability allows a remote attacker to perform cross-site request forgery attacks.

The vulnerability exists due to insufficient validation of the HTTP request origin. A remote attacker can trick the victim to visit a specially crafted web page and perform arbitrary actions on behalf of the victim on the vulnerable website.

Mitigation

Install updates from vendor's website.

Vulnerable software versions

WRC-1167GS2-B: 1.67

WRC-1167GS2H-B: 1.67

WRC-2533GS2-B: 1.67

WRC-2533GS2-W: 1.67

WRC-2533GS2V-B: 1.67

CPE2.3 External links

https://jvn.jp/en/jp/JVN44166658/index.html
https://www.elecom.co.jp/news/security/20240220-01/


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 device in order to exploit this vulnerability.

Is there known malware, which exploits this vulnerability?

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

3) OS Command Injection

EUVDB-ID: #VU86603

Risk: Low

CVSSv4.0: 5.9 [CVSS:4.0/AV:A/AC:L/AT:N/PR:H/UI:N/VC:H/VI:H/VA:H/SC:N/SI:N/SA:N/E:U/U:Clear]

CVE-ID: CVE-2024-25579

CWE-ID: CWE-78 - Improper Neutralization of Special Elements used in an OS Command ('OS Command Injection')

Exploit availability: No

Description

The vulnerability allows a remote user to execute arbitrary shell commands on the target system.

The vulnerability exists due to improper input validation. A remote administrator on the local network can pass specially crafted data to the application and execute arbitrary OS commands on the target system.

Successful exploitation of this vulnerability may result in complete compromise of vulnerable system.

Mitigation

Install updates from vendor's website.

Vulnerable software versions

WRC-1167GS2-B: 1.67

WRC-1167GS2H-B: 1.67

WRC-2533GS2-B: 1.67

WRC-2533GS2-W: 1.67

WRC-2533GS2V-B: 1.67

CPE2.3 External links

https://jvn.jp/en/vu/JVNVU99444194/index.html
https://www.elecom.co.jp/news/security/20240220-01/


Q & A

Can this vulnerability be exploited remotely?

Yes. This vulnerability can be exploited by a remote authenticated privileged user via the local network (LAN).

How the attacker can exploit this vulnerability?

The attacker would have to send a specially crafted request to the affected device 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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