{"cveID":"CVE-2021-20090","vendorProject":"Arcadyan","product":"Buffalo Firmware","vulnerabilityName":"Arcadyan Buffalo Firmware Path Traversal Vulnerability","dateAdded":"2021-11-03","shortDescription":"Arcadyan Buffalo firmware contains a path traversal vulnerability that could allow unauthenticated, remote attackers to bypass authentication and access sensitive information. This vulnerability affects multiple routers across several different vendors.","requiredAction":"Apply updates per vendor instructions.","dueDate":"2021-11-17","knownRansomwareCampaignUse":"Unknown","notes":"https://nvd.nist.gov/vuln/detail/CVE-2021-20090","cwes":["CWE-22"],"year":2021,"state":"unmapped","stale_reasons":[],"mappings":[],"techniques":[],"mapping_types":[],"has_exploitation_technique":false,"mapping_attack_versions":[],"mapping_domains":[],"sigma_coverage":null,"sigma_rules_tagged_cve":["f0500377-bc70-425d-ac8c-e956cd906871"],"added_after_mapping_snapshot":false,"_source":"kevmap","_built":"2026-08-24 19:45 UTC","_attack_version":"19.2"}