CVE-2017-11156

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

2.30% probability of exploitation activity in the next 30 days.

EPSS percentile

Ranks above 82.1% of scored records. A rank, not a probability.

NVD base score

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

NVD CVSS vector

CVSS:3.0/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H

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

2017-08-14 19:00Z9 YR AGO

Last updated

2024-09-16 19:36Z1 YR AGO

Reserved

2017-07-10

Assigning CNA

synology

Record state

PUBLISHED

Severity

Not rated by the issuing CNA

CNA CVSS vector

Not published by the issuing CNA

Weaknesses

• CWE-276Incorrect Default PermissionsBase
• CWE-732Incorrect Permission Assignment for Critical ResourceClass

Data version

5.1

Document digest

b2eb09aa9cf0b17cf5ad50b760b7daa4faf0d5741f03d8adcf041d3b67991a7b

• www.synology.comhttps://www.synology.com/en-global/support/security/Synology_SA_17_28_Download_Stationx_refsource_CONFIRM