CVE Vulnerability

CVE-2021-26564

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 spoof servers via an HTTP session.

5.8 /10

CVSS v2.0 :

V3 Legend

Vector :

Exploitability : 8.6 / Impact : 4.9

Attack Vector

Attack Complexity

Privileges Required

User Interaction

Confidentiality Impact PARTIAL

Integrity Impact PARTIAL

Availability Impact NONE

Scope

8.7 /10

CVSS v3.0 : HIGH

V3 Legend

Vector :

Exploitability : 2.2 / Impact : 5.8

Attack Vector NETWORK

Attack Complexity HIGH

Privileges Required NONE

User Interaction NONE

Confidentiality Impact HIGH

Integrity Impact HIGH

Availability Impact NONE

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 : 2022-04-26 01:45

NVD link : CVE-2021-26564

Mitre link : CVE-2021-26564

Products Affected

Synology

Vs960hd Firmware

CWE
CWE-319

Cleartext Transmission of Sensitive Information