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Vulnerability Details CVE-2023-22921

A cross-site scripting (XSS) vulnerability in the Zyxel NBG-418N v2 firmware versions prior to V1.00(AARP.14)C0 could allow a remote authenticated attacker with administrator privileges to store malicious scripts using a web management interface parameter, resulting in denial-of-service (DoS) conditions on an affected device.

Exploit prediction scoring system (EPSS) score

EPSS Score 0.003

EPSS Ranking 53.0%

CVSS Severity

CVSS v3 Score 7.5

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

Products affected by CVE-2023-22921

Zyxel » Nbg-418n » Version: v2

cpe:2.3:h:zyxel:nbg-418n:v2
Zyxel » Nbg-418n Firmware » Version: 1.00(aadz.3)c0

cpe:2.3:o:zyxel:nbg-418n_firmware:1.00(aadz.3)c0
Zyxel » Nbg-418n Firmware » Version: 1.00(aarp.10)c0

cpe:2.3:o:zyxel:nbg-418n_firmware:1.00(aarp.10)c0
Zyxel » Nbg-418n Firmware » Version: 1.00(aarp.13)c0

cpe:2.3:o:zyxel:nbg-418n_firmware:1.00(aarp.13)c0

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Vulnerability Details CVE-2023-22921

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