CVE-2023-35137
First published: Thu Nov 30 2023(Updated: )
An improper authentication vulnerability in the authentication module of the Zyxel NAS326 firmware version V5.21(AAZF.14)C0 and NAS542 firmware version V5.21(ABAG.11)C0 could allow an unauthenticated attacker to obtain system information by sending a crafted URL to a vulnerable device.
Credit: security@zyxel.com.tw
| Affected Software | Affected Version | How to fix |
|---|---|---|
| All of | ||
| Zyxel NAS326 firmware | <=5.21\(aazf.14\)c0 | |
| Zyxel NAS326 | ||
| All of | ||
| Zyxel Nas542 Firmware | <=5.21\(abag.11\)c0 | |
| Zyxel NAS542 |
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Frequently Asked Questions
What is the severity of CVE-2023-35137?
The severity of CVE-2023-35137 is high with a CVSS score of 7.5.
How does CVE-2023-35137 affect Zyxel NAS326 firmware?
CVE-2023-35137 affects Zyxel NAS326 firmware version V5.21(AAZF.14)C0.
How does CVE-2023-35137 affect Zyxel NAS542 firmware?
CVE-2023-35137 affects Zyxel NAS542 firmware version V5.21(ABAG.11)C0.
How can an unauthenticated attacker exploit CVE-2023-35137?
An unauthenticated attacker can exploit CVE-2023-35137 by sending a crafted URL to a vulnerable device.
Is there a fix available for CVE-2023-35137?
Yes, Zyxel has released firmware updates to address the vulnerability. Please refer to the Zyxel Security Advisory for more information.
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- canonical/zyxel nas542 firmware
- version/zyxel nas542 firmware/5.21\(abag.11\)c0
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