Description
D-Link DIR-816A2_FWv1.10CNB05 was discovered to contain a stack overflow via the statuscheckpppoeuser parameter in the dir_setWanWifi function. This vulnerability allows attackers to cause a Denial of Service (DoS) via a crafted input.
References (3)
Core 3
Core References
Exploit, Third Party Advisory
https://github.com/Flechao1/iot-vuln/blob/main/dlink-816-b05.md
Exploit, Third Party Advisory
https://github.com/peris-navince/founded-0-days/blob/main/Dlink/816/dir_setWanWifi/1.md
Vendor Advisory
https://www.dlink.com/en/security-bulletin/
Scores
CVSS v3
7.5
EPSS
0.0009
EPSS Percentile
25.8%
Attack Vector
NETWORK
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H
CISA SSVC
Vulnrichment
Exploitation
poc
Automatable
no
Technical Impact
partial
Details
CWE
CWE-121
Status
published
Products (1)
dlink/dir-816_firmware
1.10cnb05
Published
Oct 09, 2025
Tracked Since
Feb 18, 2026