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.
Published 2023-05-01 17:15:09
Updated 2023-05-06 03:04:28
View at NVD,   CVE.org
Vulnerability category: Cross site scripting (XSS)Denial of service

Exploit prediction scoring system (EPSS) score for CVE-2023-22921

0.09%
Probability of exploitation activity in the next 30 days EPSS Score History
~ 38 %
Percentile, the proportion of vulnerabilities that are scored at or less

CVSS scores for CVE-2023-22921

Base Score Base Severity CVSS Vector Exploitability Score Impact Score Score Source First Seen
7.5
HIGH CVSS:3.1/AV:N/AC:L/PR:H/UI:R/S:C/C:L/I:L/A:H
1.7
5.3
NIST
7.5
HIGH CVSS:3.1/AV:N/AC:L/PR:H/UI:R/S:C/C:L/I:L/A:H
1.7
5.3
Zyxel Corporation

CWE ids for CVE-2023-22921

Products affected by CVE-2023-22921

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