CVE-2019-3981: Medium severity mikrotik routeros vulnerability

Published Jan 14, 2020
·
Updated

MikroTik Winbox 3.20 and below is vulnerable to man in the middle attacks. A man in the middle can downgrade the client's authentication protocol and recover the user's username and MD5 hashed password.

Affected Software

2 affected components
Mikrotik RouterOS<6.43
Mikrotik WinBox<3.20

Event History

Jan 14, 2020
CVE Published
via MITRE·06:13 PM
Data Sourced
via MITRE·06:13 PM
DescriptionWeakness
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Frequently Asked Questions

1

What is the vulnerability ID for this vulnerability?

The vulnerability ID for this vulnerability is CVE-2019-3981.

2

What is the severity of CVE-2019-3981?

The severity of CVE-2019-3981 is medium with a severity value of 3.7.

3

What software versions are affected by CVE-2019-3981?

MikroTik RouterOS versions up to 6.43 and MikroTik Winbox versions up to 3.20 are affected by CVE-2019-3981.

4

How does CVE-2019-3981 work?

CVE-2019-3981 allows a man in the middle to downgrade the client's authentication protocol, enabling them to recover the user's username and MD5 hashed password.

5

Is there a fix for CVE-2019-3981?

Yes, MikroTik has released security patches to address the vulnerability. It is recommended to update to the latest version of MikroTik RouterOS and Winbox to mitigate CVE-2019-3981.

Contact

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