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[email protected]CVE-2023-22921

HistoryMay 01, 2023 - 5:15 p.m.

CVE-2023-22921

2023-05-0117:15:09

CWE-79

[email protected]

web.nvd.nist.gov

cve-2023-22921

cross-site scripting

xss

vulnerability

zyxel nbg-418n

firmware

dos

nvd

7.5 High

CVSS3

Attack Vector

NETWORK

Attack Complexity

LOW

Privileges Required

HIGH

User Interaction

REQUIRED

Scope

CHANGED

Confidentiality Impact

LOW

Integrity Impact

LOW

Availability Impact

HIGH

CVSS:3.1/AV:N/AC:L/PR:H/UI:R/S:C/C:L/I:L/A:H

6.6 Medium

AI Score

Confidence

High

0.001 Low

EPSS

Percentile

38.3%

JSON

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.

Affected configurations

NVD

Node

zyxelnbg-418n_firmwareRange≤1.00\(aarp.13\)c0

AND

zyxelnbg-418nMatchv2

CPENameOperatorVersion
zyxel:nbg-418n_firmwarezyxel nbg-418n firmwarele1.00\(aarp.13\)c0

CPE	Name	Operator	Version
zyxel:nbg-418n_firmware	zyxel nbg-418n firmware	le	1.00\(aarp.13\)c0

CNA Affected

[
  {
    "vendor": "Zyxel",
    "product": "NBG-418N v2 firmware",
    "versions": [
      {
        "version": "< V1.00(AARP.14)C0",
        "status": "affected"
      }
    ]
  }
]

References

www.zyxel.com/global/en/support/security-advisories/zyxel-security-advisory-for-multiple-vulnerabilities-in-nbg-418n-v2-home-router

7.5 High

CVSS3

Attack Vector

NETWORK

Attack Complexity

LOW

Privileges Required

HIGH

User Interaction

REQUIRED

Scope

CHANGED

Confidentiality Impact

LOW

Integrity Impact

LOW

Availability Impact

HIGH

CVSS:3.1/AV:N/AC:L/PR:H/UI:R/S:C/C:L/I:L/A:H

6.6 Medium

AI Score

Confidence

High

0.001 Low

EPSS

Percentile

38.3%

JSON

Related for CVE-2023-22921

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