What is CVE-2021-34811?

CVE-2021-34811 is a medium-severity vulnerability in Synology Download Station, classified under Server-Side Request Forgery (SSRF). CVSS score: 5.0/10. Published 2021-06-18.

How severe is CVE-2021-34811?

Medium severity. CVSS v3 base score is 5.0 out of 10.

SSRF in Synology Download Station

CVE-2021-34811

Server-Side Request Forgery (SSRF) vulnerability in task management component in Synology Download Station before 3.8.16-3566 allows remote authenticated users to access intranet resources via unspecified vectors.

Vulnerability class: SSRF (Server-Side Request Forgery)

EPSS: 0.008 (51.7th percentile) — read the EPSS interpretation.

CVSS v3 metric

CVSS v3 base score 5.0 (Medium). Vector: CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:C/C:L/I:N/A:N.

Affected products

Synology Download Station — versions unspecified
Synology Download_station

Weakness classification (CWE)

CWE-918 — Server-Side Request Forgery (SSRF)

References

security@synology.com (x_refsource_CONFIRM, Vendor Advisory)

Frequently asked questions

What is CVE-2021-34811?: CVE-2021-34811 is a medium-severity vulnerability in Synology Download Station, classified under Server-Side Request Forgery (SSRF). CVSS score: 5.0/10. Published 2021-06-18.
How severe is CVE-2021-34811?: Medium severity. CVSS v3 base score is 5.0 out of 10.