Description
A flaw has been found in WAYOS FBM-220G 24.10.19. This affects the function sub_40F820 of the file rc. Executing a manipulation of the argument upnp_waniface/upnp_ssdp_interval/upnp_max_age can lead to command injection. The attack can be executed remotely. The vendor was contacted early about this disclosure but did not respond in any way.
References (4)
Core 4
Core References
Permissions Required, VDB Entry vdb-entry
technical-description
https://vuldb.com/?id.346157
Permissions Required, VDB Entry signature
permissions-required
https://vuldb.com/?ctiid.346157
Permissions Required, VDB Entry third-party-advisory
https://vuldb.com/?submit.749802
Various Sources related
https://github.com/glkfc/IoT-Vulnerability/blob/main/wayos/wayos.md
Scores
CVSS v3
6.3
EPSS
0.0151
EPSS Percentile
81.3%
Attack Vector
NETWORK
CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:L/I:L/A:L
CISA SSVC
Vulnrichment
Exploitation
poc
Automatable
no
Technical Impact
partial
Details
CWE
CWE-74
CWE-77
Status
published
Products (1)
WAYOS/FBM-220G
24.10.19
Published
Feb 16, 2026
Tracked Since
Feb 18, 2026