Description
A security flaw has been discovered in TOTOLINK X2000R up to 2.0.0. The affected element is an unknown function of the file /etc/shadow.sample of the component Administrative Interface. The manipulation results in use of default credentials. Attacking locally is a requirement. Attacks of this nature are highly complex. The exploitability is described as difficult. The exploit has been released to the public and may be exploited.
Affected products
totolink: x2000r firmware; totolink: x2000r
References8
- github.com/XXRicardo/iot-cve/blob/main/TOLOLINK/X2000R-Gh-V2.0.… ExploitThird Party Advisory
- github.com/XXRicardo/iot-cve/blob/main/TOLOLINK/X2000R-Gh-V2.0.… ExploitThird Party Advisory
- github.com/XXRicardo/iot-cve/blob/main/TOLOLINK/X2000R-Gh-V2.0.… ExploitThird Party Advisory
- github.com/XXRicardo/iot-cve/blob/main/TOLOLINK/X2000R-Gh-V2.0.… ExploitThird Party Advisory
- vuldb.com/?ctiid.321691 Permissions RequiredVDB Entry
- vuldb.com/?id.321691 Third Party AdvisoryVDB Entry
- vuldb.com/?submit.636069 Third Party AdvisoryVDB Entry
- www.totolink.net/ Product
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.