CVE-2021-27648

moderate-risk
Published 2021-04-28

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.

Do I need to act?

!
10.1% chance of exploitation in next 30 days
EPSS score — higher than 90% of all CVEs
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Not on CISA KEV list
No confirmed active exploitation reported to CISA
?
Patch status unknown
Check vendor advisories for fix availability and mitigation guidance
9
CVSS 9.0/10 Critical
NETWORK / LOW complexity

Affected Products (1)

Affected Vendors

Synology

References (2)

Vendor Advisory https://www.synology.com/security/advisory/Synology_SA_21_15
Vendor Advisory https://www.synology.com/security/advisory/Synology_SA_21_15
46
/ 100
moderate-risk
Severity 30/34 · Critical
Exploitability 11/34 · Low
Exposure 5/34 · Minimal