CVE-2023-22923: Medium severity zyxel nbg6604 vulnerability

Published May 1, 2023
·
Updated

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.

Affected Software

2 affected components
Zyxel Nbg-418n Firmware<=1.00\(aarp.13\)c0
Zyxel NBG-418N=v2

Event History

May 1, 2023
CVE Published
via MITRE·12:00 AM
Data Sourced
via MITRE·12:00 AM
DescriptionSeverityWeakness
Data Sourced
05:15 PM
DescriptionSeverityWeaknessAffected Software
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Frequently Asked Questions

1

What is CVE-2023-22923 vulnerability?

CVE-2023-22923 is a format string vulnerability in the Zyxel NBG-418N v2 firmware versions prior to V1.00(AARP.14)C0 that could allow a remote authenticated attacker to cause denial-of-service conditions on an affected device.

2

Is Zyxel NBG-418N v2 firmware affected by CVE-2023-22923 vulnerability?

Yes, Zyxel NBG-418N v2 firmware versions prior to V1.00(AARP.14)C0 are affected by the CVE-2023-22923 vulnerability.

3

What is the severity of CVE-2023-22923 vulnerability?

The severity of CVE-2023-22923 vulnerability is medium with a CVSS score of 6.5.

4

How can a remote attacker exploit CVE-2023-22923 vulnerability?

A remote authenticated attacker can exploit CVE-2023-22923 vulnerability by sending specially crafted format string inputs to the affected device, causing denial-of-service conditions.

5

Is there a fix available for CVE-2023-22923 vulnerability?

Yes, Zyxel has released a firmware update V1.00(AARP.14)C0 to address the CVE-2023-22923 vulnerability. It is recommended to update the firmware to the latest version.

Contact

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