Vulnerability in Synology Diskstation Manager
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.
Vulnerability class: Improper Certificate Validation
Published · last modified .
CVSS v3 metric
CVSS v3 base score 8.3 (High). Vector: CVSS:3.1/AV:N/AC:H/PR:N/UI:R/S:C/C:H/I:H/A:H.
EPSS exploit prediction
EPSS: 0.007 (53.9th percentile), scored .
Very low probability of exploitation in the next 30 days; routine patching cadence is appropriate. 54th percentile — 53.9% of CVEs in the catalogue have a lower EPSS than this one. How to read EPSS.
EPSS over last 30 days · oldest: 0.007 · newest: 0.007 · change: 0.000
Affected products
Weakness classification (CWE)
References
- www.synology.com/security/advisory/Synology_SA_20_18 (Vendor Advisory)
- www.talosintelligence.com/vulnerability_reports/TALOS-2020-1058 (Exploit, Third Party Advisory)
Frequently asked questions
- What is CVE-2020-27648?
- CVE-2020-27648 is a high-severity vulnerability in Synology Diskstation Manager, classified under Improper Certificate Validation. CVSS score: 8.3/10. Published 2020-10-29.
- How severe is CVE-2020-27648?
- High severity. CVSS v3 base score is 8.3 out of 10.