#VU22424 Path traversal in MikroTik RouterOS - CVE-2019-3976

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Main Vulnerability Database Vulnerabilities #VU22424

#VU22424 Path traversal in MikroTik RouterOS - CVE-2019-3976

Published: October 30, 2019


Vulnerability identifier: #VU22424
Vulnerability risk: Medium
CVSSv4.0: CVSS:4.0/AV:N/AC:L/AT:P/PR:N/UI:A/VC:H/VI:H/VA:H/SC:N/SI:N/SA:N/E:P/U:Green
CVE-ID: CVE-2019-3976
CWE-ID: CWE-22
Exploitation vector: Remote access
Exploit availability: No public exploit available
Vulnerable software:
MikroTik RouterOS
Software vendor:
MikroTik

Description

The vulnerability allows a remote attacker to perform directory traversal attacks.

The vulnerability exists due to input validation error when processing directory traversal sequences in the filenames of the packages. A remote attacker can trick the victim into installing an updated with a specially crafted name and enable developer shell.


Remediation

Install updates from vendor's website.

External links