A security flaw has been discovered in Wavlink NU516U1 M16U1_V240425. Affected is the function sub_4016F0 of the file /cgi-bin/firewall.cgi. The manipulation of the argument del_flag results in command injection. It is possible to launch the attack remotely. The exploit has been released to the public and may be exploited. The vendor was contacted early about this disclosure but did not respond in any way.
Fix
Nothing published yet: no patch, vendor advisory or mitigation reference on NVD, no vendor advisory in the News for this CVE, not in CISA's KEV, no fixed package version. BaselineWatch does not guess at one.
Change history 1
- First seenCVSS 2.1 · wavlinkNVD modified 2026-10-11 20:10
Affected (CPE criteria) 1
cpe:2.3:o:wavlink:wl-nu516u1_firmware:m16u1_v240425:*:*:*:*:*:*:*
References 5
- https://github.com/panda666-888/vuls/blob/main/wavlink/nu516u1/singlePortForwardDelete.md Exploit, Third Party Advisory
- https://github.com/panda666-888/vuls/blob/main/wavlink/nu516u1/singlePortForwardDelete.md#poc Exploit, Third Party Advisory
- https://vuldb.com/?ctiid.325831 Permissions Required, VDB Entry
- https://vuldb.com/?id.325831 Third Party Advisory, VDB Entry
- https://vuldb.com/?submit.652784 Third Party Advisory, VDB Entry