CVE-2018-14847
MikroTik — MikroTik Router OS Directory Traversal Vulnerability
MikroTik · CWE-22 — Path traversal · in CISA KEV since 2021-12-01
EVRS 85 of 100 Immediate
Out-of-Band / Urgent Remediation
Rank 379 of 2,960 tracked
Why it scores 85
Evidence available: 6 of 7 signalsListed in the CISA KEV catalog, and an EPSS probability of 0.960.
- CISA KEVApplied
- RansomwareDid not apply
- Vendor exploitationDid not apply
- EPSSApplied
- Microsoft Exploitability IndexNot applicable
- Pre-patch disclosureNo data
- KEV recencyDid not apply
- CVSSApplied
The band answers “how soon”, not “how bad”. No data for: Pre-patch disclosure. Why some signals show no data
Fix
Patch or fixed version identifiedCISA required action
Fixed in
routeros: update to a version newer than 6.42
Affected versions
- routeros
<= 6.42
Remediation
Apply updates per vendor instructions.
Fixed versions from NVD.
Evidence
Each value with its source| Measure | Value | Source |
|---|---|---|
| CVSS base scoreHow severe the flaw is in itself. It does not say how likely an attack is. | 9.1 | NVD |
| FIRST EPSSFIRST's estimate of the chance this is exploited in the next 30 days, and how that ranks against all CVEs. | 0.960 (99.88th pctl) | FIRST EPSS |
| Actively exploitedWhether a source of record has confirmed attacks using it in the wild. | Confirmed | CISA KEV |
| Ransomware campaign useWhether CISA has seen ransomware operators use it. | Unknown or none | CISA KEV |
| CISA remediation deadlineThe date US federal agencies must have fixed or mitigated it. | 2022-06-01 · KEV since 2021 · listed over a year | CISA KEV |
| Public exploit moduleA module existing is not the same as active exploitation. | Public module exists | Metasploit |
| EUVD cross-referenceENISA's record: CVSS 9.1 (v3.1), assigned by mitre. | Listed | ENISA EUVD |
Description
NVDMikroTik 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.
What CISA says to do
Public module
Metasploit lists a public normal-rank module for this CVE: Mikrotik Winbox Arbitrary File Read (gather/mikrotik_winbox_fileread). A module existing is not the same as active exploitation; see metasploit.com.