Vulnerability Details : CVE-2019-3943

MikroTik RouterOS versions Stable 6.43.12 and below, Long-term 6.42.12 and below, and Testing 6.44beta75 and below are vulnerable to an authenticated, remote directory traversal via the HTTP or Winbox interfaces. An authenticated, remote attack can use this vulnerability to read and write files outside of the sandbox directory (/rw/disk).
Published 2019-04-10 21:29:02
Updated 2019-12-17 19:19:10
Source Tenable Network Security, Inc.
View at NVD,   CVE.org
Vulnerability category: Directory traversal

Exploit prediction scoring system (EPSS) score for CVE-2019-3943

Probability of exploitation activity in the next 30 days: 0.78%

Percentile, the proportion of vulnerabilities that are scored at or less: ~ 79 % EPSS Score History EPSS FAQ

CVSS scores for CVE-2019-3943

Base Score Base Severity CVSS Vector Exploitability Score Impact Score Score Source
7.5
 HIGH AV:N/AC:L/Au:S/C:C/I:P/A:N
8.0
7.8
 NIST
8.1
 HIGH CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:N
2.8
5.2
 NIST

CWE ids for CVE-2019-3943

  • The product uses external input to construct a pathname that is intended to identify a file or directory that is located underneath a restricted parent directory, but the product does not properly neutralize special elements within the pathname that can cause the pathname to resolve to a location that is outside of the restricted directory.
    Assigned by: nvd@nist.gov (Primary)
  • The product uses external input to construct a pathname that should be within a restricted directory, but it does not properly neutralize sequences such as ".." that can resolve to a location that is outside of that directory.
    Assigned by: vulnreport@tenable.com (Secondary)

References for CVE-2019-3943

Products affected by CVE-2019-3943

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