Description
Insecure default credentials for the Adminsitrator account of D-Link DSL-7740C with firmware DSL7740C.V6.TR069.20211230 allows attackers to escalate privileges via a bruteforce attack.
References (2)
Core 2
Core References
Exploit, Third Party Advisory
https://gist.github.com/stevenyu113228/73f06459df5ac3257ff451e382497832
Vendor Advisory
https://www.dlink.com/en/security-bulletin/
Scores
CVSS v3
5.3
EPSS
0.0055
EPSS Percentile
41.3%
Attack Vector
NETWORK
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:L/I:N/A:N
CISA SSVC
Vulnrichment
Exploitation
none
Automatable
no
Technical Impact
partial
Details
CWE
CWE-1392
Status
published
Products (1)
dlink/dsl-7740c_firmware
6.tr069.20211230
Published
Aug 25, 2025
Tracked Since
Feb 18, 2026