EUVD-2026-16547CVSS Vector
CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:N/VC:N/VI:H/VA:N/SC:N/SI:N/SA:N/E:X/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
Lifecycle Timeline
3Description
Authentication bypass issue exists in BUFFALO Wi-Fi router products, which may allow an attacker to alter critical configuration settings without authentication.
Analysis
BUFFALO Wi-Fi router products allow unauthenticated remote attackers to bypass authentication mechanisms and modify critical configuration settings without valid credentials. This CWE-288 authentication bypass vulnerability affects BUFFALO Wi-Fi router product lines (CVSS 7.5, High severity) and enables complete compromise of device integrity. …
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Remediation
Within 24 hours: Inventory all BUFFALO Wi-Fi router deployments and identify internet-facing instances; document current firmware versions across all affected models. Within 7 days: Implement network segmentation to restrict management access to BUFFALO devices via firewall rules and disable remote management interfaces where operationally feasible; establish daily configuration monitoring to detect unauthorized changes. …
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External POC / Exploit Code
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