CVE-2021-27648
Last modified
CVE-2021-27648 is a high-severity vulnerability rated 8.8/10 on the CVSS scale. 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.. EPSS estimates a 2.84% chance of exploitation in the next 30 days.
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.
Metrics
CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H
Weakness Enumeration
Affected Software
| Vendor | Product | Versions |
|---|---|---|
| Synology | Antivirus Essential | < 1.4.8-2801 |
References
- https://www.synology.com/security/advisory/Synology_SA_21_15Vendor Advisory
- https://www.synology.com/security/advisory/Synology_SA_21_15Vendor Advisory
Timeline
- Published
- Last Modified
- Status
- Modified
Frequently Asked Questions
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How Strix Helps
- How Strix found a critical auth bypass in etcdStrix autonomously discovered a critical authentication bypass in etcd, later designated CVE-2026-33413.
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