CVE record
CVE-2021-20090
Arcadyan Buffalo Firmware Path Traversal Vulnerability
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.
CVE evidence
Known exploitation
Listed in CISA KEV
Absence from the fetched catalog does not establish that exploitation has not occurred.
Severity
unknown
No parseable CVSS vector returned
Affected packages
0
Supported package records returned by OSV. Vendor and product names are not used to infer matches.
CISA Known Exploited Vulnerabilities
Catalog record
- Vendor / project
- Arcadyan
- Product
- Buffalo Firmware
- Date added
- Nov 3, 2021
- CISA federal remediation due date
- Nov 17, 2021
- Required action
- Apply updates per vendor instructions.
- Known ransomware campaign use
- Unknown
- CWE
- CWE-22
OSV package mapping
Affected open-source packages
OSV did not return a package mapping in the five supported ecosystems. RequestGuard does not infer package names from the CISA vendor or product fields.