CVE Vulnerability

CVE-2021-26566

Insertion of sensitive information into sent data vulnerability in synorelayd in Synology DiskStation Manager (DSM) before 6.2.3-25426-3 allows man-in-the-middle attackers to execute arbitrary commands via inbound QuickConnect traffic.

6.8 /10

CVSS v2.0 :

V3 Legend

Vector :

Exploitability : 8.6 / Impact : 6.4

Attack Vector

Attack Complexity

Privileges Required

User Interaction

Confidentiality Impact PARTIAL

Integrity Impact PARTIAL

Availability Impact PARTIAL

Scope

9 /10

CVSS v3.0 : CRITICAL

V3 Legend

Vector :

Exploitability : 2.2 / Impact : 6

Attack Vector NETWORK

Attack Complexity HIGH

Privileges Required NONE

User Interaction NONE

Confidentiality Impact HIGH

Integrity Impact HIGH

Availability Impact HIGH

Scope CHANGED

References
Link Resource
https://www.synology.com/security/advisory/Synology_SA_20_26 Vendor Advisory
https://www.talosintelligence.com/vulnerability_reports/TALOS-2020-1160 Exploit Third Party Advisory
Configurations

Configuration 1

cpe:2.3:a:synology:diskstation_manager:*:*:*:*:*:*:*:*
Information

Published : 2021-02-26 10:15

Updated : 2022-10-24 05:03

NVD link : CVE-2021-26566

Mitre link : CVE-2021-26566

Products Affected

Synology

Vs960hd Firmware

CWE
CWE-200