OS Command Injection in Inaba Denki Sangyo Wi-Fi AP UNIT



| Updated: 2023-06-09
Risk Medium
Patch available NO
Number of vulnerabilities 3
CVE-ID CVE-2023-28392
CVE-2023-31198
CVE-2023-31196
CWE-ID CWE-78
CWE-306
Exploitation vector Network
Public exploit N/A
Vulnerable software
 AC-WAPU-300
Hardware solutions / Routers & switches, VoIP, GSM, etc

AC-WAPU-300-P
Hardware solutions / Routers & switches, VoIP, GSM, etc

AC-WAPUM-300
Hardware solutions / Routers & switches, VoIP, GSM, etc

AC-WAPUM-300-P
Hardware solutions / Routers & switches, VoIP, GSM, etc

AC-PD-WAPU
Hardware solutions / Routers & switches, VoIP, GSM, etc

AC-PD-WAPUM
Hardware solutions / Routers & switches, VoIP, GSM, etc

AC-PD-WAPU-P
Hardware solutions / Routers & switches, VoIP, GSM, etc

AC-PD-WAPUM-P
Hardware solutions / Routers & switches, VoIP, GSM, etc

Vendor INABA DENKI SANGYO

Security Bulletin

This security bulletin contains information about 3 vulnerabilities.

Updated 09.06.2023

Added vulnerabilities #2-3

1) OS Command Injection

EUVDB-ID: #VU76161

Risk: Low

CVSSv4.0: 6.1 [CVSS:4.0/AV:N/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-2023-28392

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 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

Cybersecurity Help is currently unaware of any official solution to address this vulnerability.

Vulnerable software versions

AC-WAPU-300: 1.00_B07

AC-WAPU-300-P: 1.00_B08P

AC-WAPUM-300: 1.00_B07

AC-WAPUM-300-P: 1.00_B08P

CPE2.3 External links

https://jvn.jp/en/vu/JVNVU98968780/index.html
https://www.inaba.co.jp/abaniact/news/Wi-Fi%20AP%20UNIT%E3%80%8CAC-WAPU-300%E3%80%8D%E3%81%AB%E3%81%8A%E3%81%91%E3%82%8BOS%E3%82%B3%E3%83%9E%E3%83%B3%E3%83%89%E3%82%A4%E3%83%B3%E3%82%B8%E3%82%A7%E3%82%AF%E3%82%B7%E3%83%A7%E3%83%B3%E3%81%AE%E8%84%86%E5%BC%B1%E6%80%A7%E3%81%AB%E3%81%A4%E3%81%84%E3%81%A6.pdf


Q & A

Can this vulnerability be exploited remotely?

Yes. This vulnerability can be exploited by a remote authenticated privileged 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) OS Command Injection

EUVDB-ID: #VU77122

Risk: Low

CVSSv4.0: 6.1 [CVSS:4.0/AV:N/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-2023-31198

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 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

Cybersecurity Help is currently unaware of any official solution to address this vulnerability.

Vulnerable software versions

AC-PD-WAPU: 1.05_B04

AC-PD-WAPUM: 1.05_B04

AC-PD-WAPU-P: 1.05_B04P

AC-PD-WAPUM-P: 1.05_B04P

AC-WAPU-300: 1.00_B07

AC-WAPUM-300: 1.00_B07

AC-WAPU-300-P: 1.00_B08P

AC-WAPUM-300-P: 1.00_B08P

CPE2.3 External links

https://jvn.jp/en/jp/JVN28412757/index.html
https://www.inaba.co.jp/abaniact/news/Wi-Fi_AP_UNIT%E3%81%AB%E3%81%8A%E3%81%91%E3%82%8B%E8%A4%87%E6%...


Q & A

Can this vulnerability be exploited remotely?

Yes. This vulnerability can be exploited by a remote authenticated privileged 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.

3) Missing Authentication for Critical Function

EUVDB-ID: #VU77121

Risk: Medium

CVSSv4.0: 6.6 [CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:N/VC:H/VI:N/VA:N/SC:N/SI:N/SA:N/E:U/U:Green]

CVE-ID: CVE-2023-31196

CWE-ID: CWE-306 - Missing Authentication for Critical Function

Exploit availability: No

Description

The vulnerability allows a remote attacker to bypass authentication process.

The vulnerability exists due to missing authentication for critical function. A remote attacker can obtain sensitive information on the system.

Mitigation

Cybersecurity Help is currently unaware of any official solution to address this vulnerability.

Vulnerable software versions

AC-PD-WAPU: 1.05_B04

AC-PD-WAPUM: 1.05_B04

AC-PD-WAPU-P: 1.05_B04P

AC-PD-WAPUM-P: 1.05_B04P

AC-WAPU-300: 1.00_B07

AC-WAPUM-300: 1.00_B07

AC-WAPU-300-P: 1.00_B08P

AC-WAPUM-300-P: 1.00_B08P

CPE2.3 External links

https://jvn.jp/en/jp/JVN28412757/index.html
https://www.inaba.co.jp/abaniact/news/Wi-Fi_AP_UNIT%E3%81%AB%E3%81%8A%E3%81%91%E3%82%8B%E8%A4%87%E6%95%B0%E3%81%AE%E8%84%86%E5%BC%B1%E6%80%A7%E3%81%AB%E3%81%A4%E3%81%84%E3%81%A6.pdf


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.



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