#VU65431 Information disclosure in ZXMP M721 - CVE-2022-23141

Vulnerability identifier: #VU65431

Vulnerability risk: Low

CVSSv4.0: 1.7 [CVSS:4.0/AV:P/AC:L/AT:N/PR:L/UI:N/VC:H/VI:N/VA:N/SC:N/SI:N/SA:N/E:U/U:Clear]

CVE-ID: CVE-2022-23141

CWE-ID: CWE-200

Exploitation vector: Local

Exploit availability: No

Vulnerable software:
ZXMP M721
Hardware solutions / Routers for home users

Vendor: ZTE

Description

The vulnerability allows a local user to gain access to potentially sensitive information.

The vulnerability exists due to ineffective serial port authentication in the ZBOOT interface. An authenticated attacker with physical access can gain unauthorized access to sensitive information on the system.

Mitigation
Install updates from vendor's website.

Vulnerable software versions

ZXMP M721: COMMOND21BOOTV100004_LS1045

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External links
https://support.zte.com.cn/support/news/LoopholeInfoDetail.aspx?newsId=1025264

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Q & A

Can this vulnerability be exploited remotely?

No. The attacker should have physical access to the system in order to successfully exploit this vulnerability.

Is there known malware, which exploits this vulnerability?

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