December 1, 2021 · Applied Cybernetics Group
CVE-2018-14847 — MikroTik RouterOS
MikroTik Router OS Directory Traversal Vulnerability
- Added to KEV
2021-12-01- Federal due date
2022-06-01- Vendor
- MikroTik
- Product
- RouterOS
- EPSS
- 99.9th percentile (score 0.936, as of
2026-06-08) - NVD CVSS v3.1
- —
- Ransomware use
- Unknown
- Upstream
- https://nvd.nist.gov/vuln/detail/CVE-2018-14847
CISA short description
MikroTik RouterOS through 6.42 allows unauthenticated remote attackers to read arbitrary files and remote authenticated attackers to write arbitrary files due to a directory traversal vulnerability in the WinBox interface.
Required action
Apply updates per vendor instructions.