Vulnerability Details : CVE-2018-14847

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.

Vulnerability category: Directory traversal

Published 2018-08-02 07:29:00

Updated 2019-03-07 14:12:54

Source MITRE

View at NVD, CVE.org

CVE-2018-14847 is in the CISA Known Exploited Vulnerabilities Catalog

CISA vulnerability name:

MikroTik Router OS Directory Traversal Vulnerability

CISA required action:

Apply updates per vendor instructions.

CISA description:

Added on 2021-12-01 Action due date 2022-06-01

Exploit prediction scoring system (EPSS) score for CVE-2018-14847

Probability of exploitation activity in the next 30 days: 97.47%

Percentile, the proportion of vulnerabilities that are scored at or less: ~ 100 % EPSS Score History EPSS FAQ

Metasploit modules for CVE-2018-14847

Mikrotik Winbox Arbitrary File Read

Disclosure Date : 2018-08-02

auxiliary/gather/mikrotik_winbox_fileread

MikroTik RouterOS (bugfix) 6.30.1-6.40.7, (current) 6.29-6.42, (RC) 6.29rc1-6.43rc3 allows unauthenticated remote attackers to read arbitrary files through a directory traversal through the WinBox interface (typically port 8291). Authors: - mosajjal - h00die

More information

CVSS scores for CVE-2018-14847

Base Score	Base Severity	CVSS Vector	Exploitability Score	Impact Score	Source
6.4	MEDIUM	AV:N/AC:L/Au:N/C:P/I:P/A:N	10.0	4.9	[email protected]
Access Vector: Network Access Complexity: Low Authentication: None Confidentiality Impact: Partial Integrity Impact: Partial Availability Impact: None
9.1	CRITICAL	CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:N	3.9	5.2	[email protected]
Attack Vector: Network Attack Complexity: Low Privileges Required: None User Interaction: None Scope: Unchanged Confidentiality: High Integrity: High Availability: None

CWE ids for CVE-2018-14847

CWE-22 Improper Limitation of a Pathname to a Restricted Directory ('Path Traversal')

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: [email protected] (Primary)

References for CVE-2018-14847

https://github.com/tenable/routeros/tree/master/poc/cve_2018_14847

Exploit;Third Party Advisory
https://github.com/BasuCert/WinboxPoC

Exploit;Mitigation;Third Party Advisory
https://github.com/BigNerd95/WinboxExploit

Exploit;Mitigation;Third Party Advisory
https://n0p.me/winbox-bug-dissection/

Exploit;Third Party Advisory
https://github.com/tenable/routeros/tree/master/poc/bytheway

Exploit;Third Party Advisory
https://github.com/tenable/routeros/blob/master/bug_hunting_in_routeros_derbycon_2018.pdf

Exploit;Third Party Advisory
https://www.exploit-db.com/exploits/45578/

Exploit;Third Party Advisory;VDB Entry

Products affected by CVE-2018-14847

Mikrotik » Routeros
Versions up to, including, (<=) 6.42
cpe:2.3:o:mikrotik:routeros:*:*:*:*:*:*:*:*
Matching versions