by Kastro
Paper/Archive/CVE-2021-26566

CVE-2021-26566

Synology Synology DiskStation Manager (DSM) — Insertion of sensitive information into sent data vulnerability in synorelayd in Synology DiskStation Manager (DSM) before 6.2.3-25426-3…

EPSS 2%CVSS 9.0
critical.is priorityof 100
42
CVSS 9.0 (NVD)9.0 / 10 × 3027.0Not in CISA KEV+300.0EPSS percentile 74.4.744 × 2014.9No public exploit+100.0SSVC exploitation: unknown+100.0
Description · from the CVE record

Insertion of sensitive information into sent data vulnerability in synorelayd in Synology DiskStation Manager (DSM) before 6.2.3-25426-3 allows man-in-the-middle attackers to execute arbitrary commands via inbound QuickConnect traffic.

Affected

ProductAffectedFixed inSource
Synology DiskStation Manager (DSM)unspecified – < 6.2.3-25426-36.2.3-25426-3CNA

Scores by source

NVD9.0CVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:C/C:H/I:H/A:H
synology (CNA)8.3CVSS:3.1/AV:N/AC:H/PR:N/UI:R/S:C/C:H/I:H/A:H

References

refsynology.com/security/advisory/Synology_SA_20_26reftalosintelligence.com/vulnerability_reports/TALOS-2020-1160