Main Vulnerability Database Vulnerabilities #VU72487

Security features bypass in LTE3202-M437 and LTE3316-M604 - CVE-2023-22920

Published: February 22, 2023

Vulnerability identifier: #VU72487

CSH Severity: High

CVSS v4: 9.3 [CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:N/VC:H/VI:H/VA:H/SC:N/SI:N/SA:N]

CVE-ID: CVE-2023-22920

CWE-ID: CWE-254

Exploitation vector: Remote access

Exploit availability: No public exploit available

Vulnerability details

The vulnerability allows a remote attacker to compromise the target system.

The vulnerability exists due to a factory default misconfiguration intended for testing purposes. A remote attacker can access the affected device using Telnet.

Affected software

LTE3202-M437
LTE3316-M604

How to mitigate CVE-2023-22920

Install updates from vendor's website.

LTE3202-M437 - update to 1.00(ABWF.2)C0
LTE3316-M604 - update to 2.00(ABMP.7)C0

External References

https://www.zyxel.com/global/en/support/security-advisories/zyxel-security-advisory-for-security-misconfiguration-vulnerability-of-4g-lte-indoor-routers

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