Information disclosure in ZTE ZXHN H196Q



Risk Low
Patch available YES
Number of vulnerabilities 1
CVE-ID CVE-2021-21725
CWE-ID CWE-200
Exploitation vector Local network
Public exploit N/A
Vulnerable software
 ZXHN H196Q
Hardware solutions / Routers & switches, VoIP, GSM, etc

Vendor ZTE

Security Bulletin

This security bulletin contains one low risk vulnerability.

1) Information disclosure

EUVDB-ID: #VU51383

Risk: Low

CVSSv3.1: 4.2 [CVSS:3.1/AV:A/AC:H/PR:L/UI:N/S:U/C:H/I:N/A:N/E:U/RL:O/RC:C]

CVE-ID: CVE-2021-21725

CWE-ID: CWE-200 - Information exposure

Exploit availability: No

Description

The vulnerability allows a remote attacker to gain access to potentially sensitive information.

The vulnerability exists due to excessive data output by the application. A remote authenticated attacker on the local network can gain unauthorized access to sensitive information on the system.

Mitigation

Install updates from vendor's website.

Vulnerable software versions

ZXHN H196Q: 9.1.0C2

CPE2.3 External links

http://support.zte.com.cn/support/news/LoopholeInfoDetail.aspx?newsId=1014624


Q & A

Can this vulnerability be exploited remotely?

Yes. This vulnerability can be exploited by a remote authenticated 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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