Exploitation Summary
EIP tracks 1 public exploit for EIP-2026-102037. PoCs published by Todor Donev.
AI-analyzed exploit summary This exploit targets an unauthenticated DNS change vulnerability in Tenda ADSL2/2+ Modem D840R by sending a crafted HTTP GET request to modify DNS settings without authentication. It leverages the `GET` command from libwww-perl to exploit the vulnerability.
Description
Tenda ADSL2/2+ Modem D840R - DNS Change
Exploits (1)
exploitdb
WORKING POC
by Todor Donev · bashwebappshardware
https://www.exploit-db.com/exploits/41078
This exploit targets an unauthenticated DNS change vulnerability in Tenda ADSL2/2+ Modem D840R by sending a crafted HTTP GET request to modify DNS settings without authentication. It leverages the `GET` command from libwww-perl to exploit the vulnerability.
Classification
Working Poc 95%
Attack Type
Other
Complexity
Trivial
Reliability
Reliable
Target:
Tenda ADSL2/2+ Modem D840R
No auth needed
Prerequisites:
Network access to the target device · libwww-perl installed on the attacker's machine
MITRE ATT&CK
devstral-2 · analyzed Feb 16, 2026
Full analysis →
Details
Status
pre_cve
Tracked Since
Feb 18, 2026