Vulnerability Description
The improper neutralization of special elements in the WSGI server 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 execute some operating system (OS) commands by sending a crafted URL to a vulnerable device.
CVSS Score
CRITICAL
Affected Products
| Vendor | Product | Versions |
|---|---|---|
| Zyxel | Nas326 Firmware | <= 5.21\(aazf.14\)c0 |
| Zyxel | Nas326 | - |
| Zyxel | Nas542 Firmware | <= 5.21\(abag.11\)c0 |
| Zyxel | Nas542 | - |
Related Weaknesses (CWE)
References
- https://bugprove.com/knowledge-hub/cve-2023-4473-and-cve-2023-4474-authenticatio
- https://www.zyxel.com/global/en/support/security-advisories/zyxel-security-advisPatchVendor Advisory
- https://bugprove.com/knowledge-hub/cve-2023-4473-and-cve-2023-4474-authenticatio
- https://www.zyxel.com/global/en/support/security-advisories/zyxel-security-advisPatchVendor Advisory
FAQ
What is CVE-2023-4474?
CVE-2023-4474 is a vulnerability with a CVSS score of 9.8 (CRITICAL). The improper neutralization of special elements in the WSGI server of the Zyxel NAS326 firmware version V5.21(AAZF.14)C0 and NAS542 firmware version V5.21(ABAG.11)C0 could allow an unauthenticated att...
How severe is CVE-2023-4474?
CVE-2023-4474 has been rated CRITICAL with a CVSS base score of 9.8/10. This is considered a critical vulnerability requiring immediate attention.
Is there a patch for CVE-2023-4474?
Check the references section above for vendor advisories and patch information. Affected products include: Zyxel Nas326 Firmware, Zyxel Nas326, Zyxel Nas542 Firmware, Zyxel Nas542.