CVEvulnerability
CVE-2020-27648
9.0 CRITICAL
Official page ↗
- Status
- Modified
- Published
- 2020-10-29
- Last modified
- 2026-06-17
- Assigner
- [email protected]
- CVSS 3.1 ([email protected])
- 8.3 HIGH — CVSS:3.1/AV:N/AC:H/PR:N/UI:R/S:C/C:H/I:H/A:H
- CVSS 3.1 ([email protected])
- 9.0 CRITICAL — CVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:C/C:H/I:H/A:H
- CVSS 2.0 ([email protected])
- 6.8 MEDIUM — AV:N/AC:M/Au:N/C:P/I:P/A:P
- Weaknesses
- CWE-295
Description
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.
Affected configurations
• synology diskstation manager (>= 6.2 < 6.2.3-25426-2)
• synology skynas firmware (< 6.2.3-25426)
Related
Weakness · CWE (1)
- CWE-295 Improper Certificate Validation weakness
References
- 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
- 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