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CRITICAL · 9.9

CVE-2021-43928

Improper neutralization of special elements used in an OS command ('OS Command Injection') vulnerability in mail sending and receiving component in Synology Mail Station before 20211105-10315 allows r...

Vulnerability Description

Improper neutralization of special elements used in an OS command ('OS Command Injection') vulnerability in mail sending and receiving component in Synology Mail Station before 20211105-10315 allows remote authenticated users to execute arbitrary commands via unspecified vectors.

CVSS Score

9.9

CRITICAL

CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:C/C:H/I:H/A:H
Attack Vector
NETWORK
Attack Complexity
LOW
Privileges Required
LOW
User Interaction
NONE
Scope
CHANGED
Confidentiality
HIGH
Integrity
HIGH
Availability
HIGH

Affected Products

VendorProductVersions
SynologyMail Station< 20211105

Related Weaknesses (CWE)

CWE-78

References

FAQ

What is CVE-2021-43928?

CVE-2021-43928 is a vulnerability with a CVSS score of 9.9 (CRITICAL). Improper neutralization of special elements used in an OS command ('OS Command Injection') vulnerability in mail sending and receiving component in Synology Mail Station before 20211105-10315 allows r...

How severe is CVE-2021-43928?

CVE-2021-43928 has been rated CRITICAL with a CVSS base score of 9.9/10. This is considered a critical vulnerability requiring immediate attention.

Is there a patch for CVE-2021-43928?

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