Vulnerability Description
Cleartext transmission of sensitive information vulnerability in synorelayd in Synology DiskStation Manager (DSM) before 6.2.3-25426-3 allows man-in-the-middle attackers to spoof servers via an HTTP session.
CVSS Score
HIGH
Affected Products
| Vendor | Product | Versions |
|---|---|---|
| Synology | Diskstation Manager | < 6.2.3-25426-3 |
| Synology | Vs960Hd Firmware | - |
| Synology | Vs960Hd | - |
| Synology | Skynas Firmware | - |
| Synology | Skynas | - |
| Synology | Diskstation Manager Unified Controller | 3.0 |
| Synology | Uc3200 | - |
Related Weaknesses (CWE)
References
- https://www.synology.com/security/advisory/Synology_SA_20_26Vendor Advisory
- https://www.talosintelligence.com/vulnerability_reports/TALOS-2020-1160ExploitThird Party Advisory
- https://www.synology.com/security/advisory/Synology_SA_20_26Vendor Advisory
- https://www.talosintelligence.com/vulnerability_reports/TALOS-2020-1160ExploitThird Party Advisory
FAQ
What is CVE-2021-26564?
CVE-2021-26564 is a vulnerability with a CVSS score of 8.3 (HIGH). Cleartext transmission of sensitive information vulnerability in synorelayd in Synology DiskStation Manager (DSM) before 6.2.3-25426-3 allows man-in-the-middle attackers to spoof servers via an HTTP s...
How severe is CVE-2021-26564?
CVE-2021-26564 has been rated HIGH with a CVSS base score of 8.3/10. Review the CVSS metrics above for detailed severity breakdown.
Is there a patch for CVE-2021-26564?
Check the references section above for vendor advisories and patch information. Affected products include: Synology Diskstation Manager, Synology Vs960Hd Firmware, Synology Vs960Hd, Synology Skynas Firmware, Synology Skynas.