Authentication bypass in Mikrotik RouterOS



Published: 2020-01-29
Risk Low
Patch available YES
Number of vulnerabilities 1
CVE-ID N/A
CWE-ID CWE-287
Exploitation vector Local network
Public exploit N/A
Vulnerable software
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MikroTik RouterOS
Hardware solutions / Routers & switches, VoIP, GSM, etc

Vendor MikroTik

Security Bulletin

This security bulletin contains one low risk vulnerability.

1) Improper Authentication

EUVDB-ID: #VU24728

Risk: Low

CVSSv3.1:

CVE-ID: N/A

CWE-ID: CWE-287 - Improper Authentication

Exploit availability: No

Description

The vulnerability allows a remote attacker to bypass authentication process.

The vulnerability exists due to an error when loading default router configuration for routers with default admin password and Wireless Wire enabled. A remote attacker on the local network can login with admin account and empty password before the default configuration is fully loaded.

Mitigation

Install updates from vendor's website.

Vulnerable software versions

MikroTik RouterOS: 6.45 - 6.45.7, 6.46 - 6.46.1


CPE2.3 External links

http://mikrotik.com/download/changelogs/long-term-release-tree#6.45.8

Q & A

Can this vulnerability be exploited remotely?

How the attacker can exploit this vulnerability?

Is there known malware, which exploits this vulnerability?



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