CVE-2020-27656

3.7 lowEPSS 0.5%

Low (3.7) in synology diskstation manager. EPSS 0.5% chance of exploitation in the next 30 days.

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.

Severity

CVSS 3.1

3.7 low

CVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:U/C:L/I:N/A:N

EPSS: 0.5% chance of exploitation in the next 30 days; higher than 45% of CVEs (scores of 2026-10-31)
CWE: CWE-319
Published: 2020-10-29
Modified: 2026-06-17
Record from: the NVD, synced 2026-10-19

Affected

synology:diskstation_manager

References

https://www.synology.com/security/advisory/Synology_SA_20_18
https://www.talosintelligence.com/vulnerability_reports/TALOS-2020-1071
https://www.synology.com/security/advisory/Synology_SA_20_18
https://www.talosintelligence.com/vulnerability_reports/TALOS-2020-1071

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