Back to Database
Status published
High
CVE-2023-28770
The sensitive information exposure vulnerability in the CGI “Export_Log” and...
Vulnerability Description
The sensitive information exposure vulnerability in the CGI “Export_Log” and the binary “zcmd” in Zyxel DX5401-B0 firmware versions prior to V5.17(ABYO.1)C0 could allow a remote unauthenticated attacker to read the system files and to retrieve the password of the supervisor from the encrypted file.
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-2023-28770
Credits & Attribution
No credits recorded in the NVD database.
References
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
DX5401-B0 firmware
Vulnerable Versions:
< V5.17(ABYO.1)C0
Timeline
Official Publish:
April 27th, 2023
Last Modified:
January 31st, 2025
Added to House:
July 22nd, 2026
CVSS Vectors
V3:
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:N/A:N