CVE-2018-14847
CRITICAL severity · CVSS 9.1 · Path traversal · actively exploited (CISA KEV)
9.1CVSS CRITICAL exploited
Actively exploited in the wild (CISA Known Exploited Vulnerabilities).
Added to KEV 2021-12-01. US federal agencies must patch by 2022-06-01.
Summary
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.
Impact & exploitability
Attack vectorNetwork
Attack complexityLow
Privileges requiredNone
User interactionNone
Confidentiality impactHigh
Integrity impactHigh
Availability impactNone
Exploit probability (EPSS)96%
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:N
Affected products we track (1)
Recommendation
This vulnerability is being actively exploited in the wild — patch affected products urgently. Open any affected product above for its exact safe version.
Additional information
- NVD record
- https://mikrotik.com/supportsec/winbox-vulnerabilityAdvisory
- https://github.com/BasuCert/WinboxPoCAdvisory
- https://github.com/BigNerd95/WinboxExploitAdvisory
- https://github.com/tenable/routeros/blob/master/bug_hunting_in_routeros_derbycon_2018.pdfAdvisory
- https://github.com/tenable/routeros/tree/master/poc/bythewayAdvisory
- https://github.com/tenable/routeros/tree/master/poc/cve_2018_14847Advisory
- https://n0p.me/winbox-bug-dissection/Advisory
- https://www.exploit-db.com/exploits/45578/Advisory