Description
A vulnerability was detected in Wavlink WL-NU516U1 20251208. This vulnerability affects the function sub_401218 of the file /cgi-bin/nas.cgi. Performing a manipulation of the argument User1Passwd results in stack-based buffer overflow. The attack may be initiated remotely. The exploit is now public and may be used.
References (4)
Core 4
Core References
Permissions Required, VDB Entry vdb-entry
technical-description
https://vuldb.com/?id.346174
Permissions Required, VDB Entry signature
permissions-required
https://vuldb.com/?ctiid.346174
Permissions Required, VDB Entry third-party-advisory
https://vuldb.com/?submit.752016
Scores
CVSS v3
7.2
EPSS
0.0014
EPSS Percentile
34.5%
Attack Vector
NETWORK
CVSS:3.1/AV:N/AC:L/PR:H/UI:N/S:U/C:H/I:H/A:H
CISA SSVC
Vulnrichment
Exploitation
poc
Automatable
no
Technical Impact
total
Details
CWE
CWE-121
CWE-119
CWE-787
Status
published
Products (1)
wavlink/wl-nu516u1_firmware
< 2025-12-08
Published
Feb 16, 2026
Tracked Since
Feb 18, 2026