8.1
CWE
255 300
Advisory Published
Updated

CVE-2019-5456

First published: Tue Jul 30 2019(Updated: )

SMTP MITM refers to a malicious actor setting up an SMTP proxy server between the UniFi Controller version <= 5.10.21 and their actual SMTP server to record their SMTP credentials for malicious use later.

Credit: support@hackerone.com

Affected SoftwareAffected VersionHow to fix
Ui Unifi Controller<=5.10.21

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Frequently Asked Questions

  • What is SMTP MITM?

    SMTP MITM refers to a malicious actor setting up an SMTP proxy server between the UniFi Controller version <= 5.10.21 and their actual SMTP server to record their SMTP credentials for malicious use later.

  • What is the severity of CVE-2019-5456?

    The severity of CVE-2019-5456 is high with a CVSS score of 8.1.

  • Which software versions are affected by CVE-2019-5456?

    UniFi Controller versions up to and including 5.10.21 are affected by CVE-2019-5456.

  • How can I fix CVE-2019-5456?

    Update your UniFi Controller to a version higher than 5.10.21 to fix CVE-2019-5456.

  • Is there any additional information available for CVE-2019-5456?

    Yes, you can find more information about CVE-2019-5456 in the following references: [link1], [link2], [link3].

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