Description
A vulnerability was identified in seeedstudio ReSpeaker LinkIt7688. Impacted is an unknown function of the file /etc/shadow of the component Administrative Interface. The manipulation leads to use of default credentials. An attack has to be approached locally. A high degree of complexity is needed for the attack. The exploitability is considered difficult. The exploit is publicly available and might be used. The vendor was contacted early about this disclosure but did not respond in any way.
Affected products
seeedstudio: linkit smart 7688 firmware; seeedstudio: linkit smart 7688
References7
- github.com/XXRicardo/iot-cve/blob/main/seeedstudio/ramips-openw… ExploitThird Party Advisory
- github.com/XXRicardo/iot-cve/blob/main/seeedstudio/ramips-openw… ExploitThird Party Advisory
- github.com/XXRicardo/iot-cve/blob/main/seeedstudio/ramips-openw… ExploitThird Party Advisory
- github.com/XXRicardo/iot-cve/blob/main/seeedstudio/ramips-openw… ExploitThird Party Advisory
- vuldb.com/?ctiid.321690 Permissions RequiredVDB Entry
- vuldb.com/?id.321690 Third Party AdvisoryVDB Entry
- vuldb.com/?submit.636068 Third Party AdvisoryVDB Entry
Metrics
- CVSS 3.1
-
7.0
HIGH
Score source: NVD
CVSS:3.1/AV:L/AC:H/PR:L/UI:N/S:U/C:H/I:H/A:H - CVSS 4.0
-
1.1
LOW
Score source: CNA
CVSS:4.0/AV:L/AC:H/AT:N/PR:L/UI:N/VC:L/VI:N/VA:N/SC:N/SI:N/SA:N/E:P/CR:X/IR:X/AR:X/MAV:X/MAC:X/MAT:X/MPR:X/MUI:X/MVC:X/MVI:X/MVA:X/MSC:X/MSI:X/MSA:X/S:X/AU:X/R:X/V:X/RE:X/U:X - EPSS — exploit probability
- 0% percentile: 13 · as of 8 November 2026
- CWE
- CWE-1392
Could this be exploited in your environment?
A patch closes the known hole. A penetration test shows what an attacker can still reach — with proof.