CVE-2020-27656

Cleartext transmission of sensitive information vulnerability in DDNS in Synology DiskStation Manager (DSM) before 6.2.3-25426-2 allows man-in-the-middle attackers to eavesdrop authentication information of DNSExit via unspecified vectors.

CVSS v3 6.5 MEDIUM
CVSS v2.0 4.3 MEDIUM

6.5^/10

CVSS v3 : MEDIUM

Vector :

Exploitability : 2.2 / Impact : 3.7

Attack Vector NETWORK

Attack Complexity HIGH

Privileges Required NONE

User Interaction NONE

Confidentiality Impact LOW

Integrity Impact LOW

Availability Impact LOW

Scope CHANGED

4.3^/10

CVSS v2.0 : MEDIUM

Vector : AV:N/AC:M/Au:N/C:P/I:N/A:N

Exploitability : 8.6 / Impact : 2.9

Access Vector NETWORK

Access Complexity MEDIUM

Authentication NONE

Confidentiality Impact PARTIAL

Integrity Impact NONE

Availability Impact NONE

References

Link	Resource
https://www.synology.com/security/advisory/Synology_SA_20_18	Vendor Advisory
https://www.talosintelligence.com/vulnerability_reports/TALOS-2020-1071	Exploit Third Party Advisory
https://www.synology.com/security/advisory/Synology_SA_20_18	Vendor Advisory
https://www.talosintelligence.com/vulnerability_reports/TALOS-2020-1071	Exploit Third Party Advisory

Configurations

Configuration 1 (hide)

cpe:2.3:o:synology:diskstation_manager:*:*:*:*:*:*:*:*

History

14 Jan 2025, 19:29

Type	Values Removed	Values Added
CPE	cpe:2.3:a:synology:diskstation_manager::::::::	cpe:2.3:o:synology:diskstation_manager::::::::

21 Nov 2024, 05:21

Type	Values Removed	Values Added
References	~~() https://www.synology.com/security/advisory/Synology_SA_20_18 - Vendor Advisory~~	() https://www.synology.com/security/advisory/Synology_SA_20_18 - Vendor Advisory
References	~~() https://www.talosintelligence.com/vulnerability_reports/TALOS-2020-1071 - Exploit, Third Party Advisory~~	() https://www.talosintelligence.com/vulnerability_reports/TALOS-2020-1071 - Exploit, Third Party Advisory
CVSS	v2 : ~~4.3~~ v3 : ~~3.7~~	v2 : 4.3 v3 : 6.5

Information

Published : 2020-10-29 09:15

Updated : 2025-01-14 19:29

NVD link : CVE-2020-27656

Mitre link : CVE-2020-27656

CVE.ORG link : CVE-2020-27656

JSON object : View

Products Affected

synology

diskstation_manager

CWE

CWE-319

Cleartext Transmission of Sensitive Information

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