Back to Database
Status published
Medium
CVE-2022-38546
A DNS misconfiguration was found in Zyxel NBG7510 firmware versions...
Vulnerability Description
A DNS misconfiguration was found in Zyxel NBG7510 firmware versions prior to V1.00(ABZY.3)C0, which could allow an unauthenticated attacker to access the DNS server when the device is switched to the AP mode.
Impact Analysis
Refer to official advisory for detailed impact metrics.
Remediation
Ensure systems are updated to the latest vendor-supplied patch levels.
THREAT MONITOR
Am I Vulnerable?
Launch our assessment wizard to check if your infrastructure is exposed to • CVE-2022-38546
Credits & Attribution
No credits recorded in the NVD database.
More from Zyxel
View All →CVE-2025-9133
A missing authorization vulnerability in Zyxel ATP series firmware versions...
High
8.1
CVE-2025-8693
A post-authentication command injection vulnerability in the "priv" parameter of...
High
8.8
CVE-2025-8078
A post-authentication command injection vulnerability in Zyxel ATP series firmware...
High
7.2
CVE-2025-7673
A buffer overflow vulnerability in the URL parser of the...
Critical
9.8
CVE-2025-6599
An uncontrolled resource consumption vulnerability in the web server of...
Medium
5.3
Affected Vendor
Zyxel
View all reports →Affected Software
NBG7510 firmware
Vulnerable Versions:
< V1.00(ABZY.3)C0
Timeline
Official Publish:
December 21st, 2022
Last Modified:
April 15th, 2025
Added to House:
July 21st, 2026
CVSS Vectors
V3:
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:L