CVE-2020-27656

Exploitation

Not assessed. CISA has not published an exploitation assessment for this record, and it is not in the KEV catalog. That is an absence of assessment, not a finding of no risk.

SSVC decision

Not assessed by CISA

EPSS probability

0.55% probability of exploitation activity in the next 30 days.

EPSS percentile

Ranks above 43.6% of scored records. A rank, not a probability.

NVD base score

3.7 (CVSS v3.x), scored by the NVD independently of the CNA.

NVD CVSS vector

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

NVD analysis status

Modified. NVD last modified this record on 2026-06-17.

Red Hat severity

No Red Hat rating. Red Hat rates the CVEs that affect its products.

Exploit-prediction scores from FIRST. Independent scoring and analysis status from the NVD. Vendor severity from Red Hat. Exploitation assessment and catalog membership from CISA.

Published

2020-10-29 09:00Z5 YR AGO

Last updated

2024-09-16 17:28Z1 YR AGO

Reserved

2020-10-22

Assigning CNA

synology

Record state

PUBLISHED

Severity

Medium (CVSS 6.5)

CNA CVSS vector

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

Weaknesses

• CWE-319Cleartext Transmission of Sensitive InformationBase

Data version

5.1

Document digest

8397e9a4951b3d096f4ae51f0c18f4346998edf5adab7f2f8d55c3f7f84db328

• www.synology.comhttps://www.synology.com/security/advisory/Synology_SA_20_18x_refsource_CONFIRM
• www.talosintelligence.comhttps://www.talosintelligence.com/vulnerability_reports/TALOS-2020-1071x_refsource_MISC