CVE-2023-22922: Buffer Overflow
First published: Mon May 01 2023(Updated: )
A buffer overflow vulnerability in the Zyxel NBG-418N v2 firmware versions prior to V1.00(AARP.14)C0 could allow a remote unauthenticated attacker to cause DoS conditions by sending crafted packets if Telnet is enabled on a vulnerable device.
Credit: security@zyxel.com.tw
| Affected Software | Affected Version | How to fix |
|---|---|---|
| Zyxel Nbg-418n Firmware | <=1.00\(aarp.13\)c0 | |
| ZyXEL NBG-418N | =v2 |
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Frequently Asked Questions
What is CVE-2023-22922?
CVE-2023-22922 is a buffer overflow vulnerability in the Zyxel NBG-418N v2 firmware versions prior to V1.00(AARP.14)C0.
How does CVE-2023-22922 affect the Zyxel NBG-418N v2 firmware?
CVE-2023-22922 could allow a remote unauthenticated attacker to cause DoS conditions by sending crafted packets if Telnet is enabled on a vulnerable device.
Which software versions are affected by CVE-2023-22922?
The Zyxel NBG-418N v2 firmware versions prior to V1.00(AARP.14)C0 are affected by CVE-2023-22922.
What is the severity of CVE-2023-22922?
CVE-2023-22922 has a severity rating of 7.5 (High).
How can I fix CVE-2023-22922?
To fix CVE-2023-22922, ensure that your Zyxel NBG-418N v2 firmware is updated to at least V1.00(AARP.14)C0 and disable Telnet if not needed.
- collector/nvd-latest
- collector/nvd-index
- agent/references
- agent/type
- vendor/zyxel
- canonical/zyxel nbg-418n firmware
- version/zyxel nbg-418n firmware/1.00\(aarp.13\)c0
- canonical/zyxel nbg-418n
- version/zyxel nbg-418n/v2