CVE-2020-27648

Improper certificate validation vulnerability in OpenVPN client in Synology DiskStation Manager (DSM) before 6.2.3-25426-2 allows man-in-the-middle attackers to spoof servers and obtain sensitive information via a crafted certificate.

CVSS v3.0 9.0 CRITICAL
CVSS v2.0 6.8 MEDIUM

9.0^/10

CVSS v3.0 : CRITICAL

Vector :

Exploitability : 2.2 / Impact : 6.0

Attack Vector NETWORK

Attack Complexity HIGH

Privileges Required NONE

User Interaction NONE

Confidentiality Impact HIGH

Integrity Impact HIGH

Availability Impact HIGH

Scope CHANGED

6.8^/10

CVSS v2.0 : MEDIUM

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

Exploitability : 8.6 / Impact : 6.4

Access Vector NETWORK

Access Complexity MEDIUM

Authentication NONE

Confidentiality Impact PARTIAL

Integrity Impact PARTIAL

Availability Impact PARTIAL

References

Link	Resource
https://www.synology.com/security/advisory/Synology_SA_20_18	Vendor Advisory
https://www.talosintelligence.com/vulnerability_reports/TALOS-2020-1058	Exploit Third Party Advisory

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Configurations

Configuration 1 (hide)

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

Configuration 2 (hide)

AND

cpe:2.3:o:synology:skynas_firmware:*:*:*:*:*:*:*:*

cpe:2.3:h:synology:skynas:-:*:*:*:*:*:*:*

Information

Published : 2020-10-29 02:15

Updated : 2020-11-09 06:59

NVD link : CVE-2020-27648

Mitre link : CVE-2020-27648

JSON object : View

CWE

CWE-295

Improper Certificate Validation

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Products Affected

synology

skynas
skynas_firmware
diskstation_manager

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