#VU76387 Missing authentication for critical function in T&D Corporation products - CVE-2023-23545

Vulnerability identifier: #VU76387

Vulnerability risk: Medium

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

CVE-ID: CVE-2023-23545

CWE-ID: CWE-306

Exploitation vector: Network

Exploit availability: No

Vulnerable software:
TR-71W
Hardware solutions / Routers & switches, VoIP, GSM, etc
TR-72W
Hardware solutions / Routers & switches, VoIP, GSM, etc
RTR-5W
Hardware solutions / Routers & switches, VoIP, GSM, etc
WDR-7
Hardware solutions / Routers & switches, VoIP, GSM, etc
WDR-3
Hardware solutions / Routers & switches, VoIP, GSM, etc
WS-2
Hardware solutions / Routers & switches, VoIP, GSM, etc

Vendor: T&D Corporation

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 alter the product settings without authentication.

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

Vulnerable software versions

TR-71W: All versions

TR-72W: All versions

RTR-5W: All versions

WDR-7: All versions

WDR-3: All versions

WS-2: All versions

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External links
https://jvn.jp/en/jp/JVN14778242/index.html
https://tandd.com/news/detail.html?id=780

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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.