// For flags

CVE-2023-22921

 

Severity Score

7.5
*CVSS v3.1

Exploit Likelihood

*EPSS

Affected Versions

*CPE

Public Exploits

0
*Multiple Sources

Exploited in Wild

-
*KEV

Decision

-
*SSVC
Descriptions

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.

*Credits: N/A
CVSS Scores
Attack Vector
Network
Attack Complexity
Low
Privileges Required
High
User Interaction
Required
Scope
Changed
Confidentiality
Low
Integrity
Low
Availability
High
* Common Vulnerability Scoring System
SSVC
  • Decision:-
Exploitation
-
Automatable
-
Tech. Impact
-
* Organization's Worst-case Scenario
Timeline
  • 2023-01-10 CVE Reserved
  • 2023-05-01 CVE Published
  • 2024-08-02 CVE Updated
  • 2024-11-21 EPSS Updated
  • ---------- Exploited in Wild
  • ---------- KEV Due Date
  • ---------- First Exploit
CWE
  • CWE-79: Improper Neutralization of Input During Web Page Generation ('Cross-site Scripting')
CAPEC
Affected Vendors, Products, and Versions
Vendor Product Version Other Status
Vendor Product Version Other Status <-- --> Vendor Product Version Other Status
Zyxel
Search vendor "Zyxel"
Nbg-418n Firmware
Search vendor "Zyxel" for product "Nbg-418n Firmware"
<= 1.00\(aarp.13\)c0
Search vendor "Zyxel" for product "Nbg-418n Firmware" and version " <= 1.00\(aarp.13\)c0"
-
Affected
in Zyxel
Search vendor "Zyxel"
Nbg-418n
Search vendor "Zyxel" for product "Nbg-418n"
v2
Search vendor "Zyxel" for product "Nbg-418n" and version "v2"
-
Safe