Vulnerability Monitor

The vendors, products, and vulnerabilities you care about

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.

Published

2020-10-29T09:15:12.573

Last Modified

2025-01-14T19:29:55.853

Status

Modified

Source

[email protected]

Severity

CVSSv3.1: 8.3 (HIGH)

CVSSv2 Vector

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

Access Vector: NETWORK
Access Complexity: MEDIUM
Authentication: NONE
Confidentiality Impact: PARTIAL
Integrity Impact: PARTIAL
Availability Impact: PARTIAL

Exploitability Score

8.6

Impact Score

6.4

Weaknesses

Type: Secondary
CWE-295
Type: Primary
CWE-295

Affected Vendors & Products

Type	Vendor	Product	Version/Range	Vulnerable?
Operating System	synology	diskstation_manager	< 6.2.3-25426-2	Yes
Operating System	synology	skynas_firmware	< 6.2.3-25426	Yes
Hardware	synology	skynas	-	No

References

https://www.synology.com/security/advisory/Synology_SA_20_18 Vendor Advisory ([email protected])
https://www.talosintelligence.com/vulnerability_reports/TALOS-2020-1058 Exploit, Third Party Advisory ([email protected])
https://www.synology.com/security/advisory/Synology_SA_20_18 Vendor Advisory (af854a3a-2127-422b-91ae-364da2661108)
https://www.talosintelligence.com/vulnerability_reports/TALOS-2020-1058 Exploit, Third Party Advisory (af854a3a-2127-422b-91ae-364da2661108)