8.3
CWE
319
Advisory Published
Updated

CVE-2021-26565

First published: Fri Feb 26 2021(Updated: )

Cleartext transmission of sensitive information vulnerability in synorelayd in Synology DiskStation Manager (DSM) before 6.2.3-25426-3 allows man-in-the-middle attackers to obtain sensitive information via an HTTP session.

Credit: security@synology.com

Affected SoftwareAffected VersionHow to fix
Synology DiskStation Manager<6.2.3-25426-3
Synology Vs960hd Firmware
Synology Vs960hd
Synology Skynas Firmware
Synology Skynas
Synology Diskstation Manager Unified Controller=3.0
Synology Uc3200

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Frequently Asked Questions

  • What is the vulnerability ID of this vulnerability?

    The vulnerability ID of this vulnerability is CVE-2021-26565.

  • What is the severity rating of CVE-2021-26565?

    The severity rating of CVE-2021-26565 is 5.9 (High).

  • What is affected by CVE-2021-26565?

    Synology DiskStation Manager (DSM) before 6.2.3-25426-3 and Synology Vs960hd Firmware are affected by CVE-2021-26565.

  • How can an attacker exploit CVE-2021-26565?

    An attacker can exploit CVE-2021-26565 by performing a man-in-the-middle attack to obtain sensitive information via an HTTP session.

  • Are Synology Vs960hd and Synology Skynas vulnerable to CVE-2021-26565?

    No, Synology Vs960hd and Synology Skynas are not vulnerable to CVE-2021-26565.

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