1. Home
  2. CVE Database
  3. CVE-2021-27648
CRITICAL · 9.0

CVE-2021-27648

Externally controlled reference to a resource in another sphere in quarantine functionality in Synology Antivirus Essential before 1.4.8-2801 allows remote authenticated users to obtain privilege via ...

Vulnerability Description

Externally controlled reference to a resource in another sphere in quarantine functionality in Synology Antivirus Essential before 1.4.8-2801 allows remote authenticated users to obtain privilege via unspecified vectors.

CVSS Score

9.0

CRITICAL

CVSS:3.1/AV:N/AC:L/PR:L/UI:R/S:C/C:H/I:H/A:H
Attack Vector
NETWORK
Attack Complexity
LOW
Privileges Required
LOW
User Interaction
REQUIRED
Scope
CHANGED
Confidentiality
HIGH
Integrity
HIGH
Availability
HIGH

Affected Products

VendorProductVersions
SynologyAntivirus Essential< 1.4.8-2801

Related Weaknesses (CWE)

CWE-610

References

FAQ

What is CVE-2021-27648?

CVE-2021-27648 is a vulnerability with a CVSS score of 9.0 (CRITICAL). Externally controlled reference to a resource in another sphere in quarantine functionality in Synology Antivirus Essential before 1.4.8-2801 allows remote authenticated users to obtain privilege via ...

How severe is CVE-2021-27648?

CVE-2021-27648 has been rated CRITICAL with a CVSS base score of 9.0/10. This is considered a critical vulnerability requiring immediate attention.

Is there a patch for CVE-2021-27648?

Check the references section above for vendor advisories and patch information. Affected products include: Synology Antivirus Essential.