CVE-2023-22923

A format string vulnerability in a binary of the Zyxel NBG-418N v2 firmware versions prior to V1.00(AARP.14)C0 could allow a remote authenticated attacker to cause denial-of-service (DoS) conditions on an affected device.

Weakness

The product uses a function that accepts a format string as an argument, but the format string originates from an external source.

Affected Software

Potential Mitigations

Related Attack Patterns

• https://cwe.mitre.org/data/definitions/135.html
• https://cwe.mitre.org/data/definitions/67.html

References

• https://www.zyxel.com/global/en/support/security-advisories/zyxel-security-advisory-for-multiple-vulnerabilities-in-nbg-418n-v2-home-router
• https://www.zyxel.com/global/en/support/security-advisories/zyxel-security-advisory-for-multiple-vulnerabilities-in-nbg-418n-v2-home-router