CVE-2021-43927Network attack vector

SQL command injection via undisclosed Security Management vectors

Published Feb 7, 2022 · Updated Sep 16, 2024

SQL injection in Synology DiskStation Manager before 7.0.1-42218-2 allows remote authenticated users to inject SQL commands. Synology identifies improper neutralization of SQL syntax in Security Management but does not disclose the endpoint, parameter, query construction, or input path. Exploitation requires high-privileged DSM access; Synology does not identify the accessible data or resulting operational effects.

CVSS severity4.7
Medium
EPSS probability0.88%
Next 30 days · Sep 16, 2026
Known exploitationUnconfirmed
Based on sourced intelligence
Hinoki checkNot available
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Summary

What happened

SQL injection in Synology DiskStation Manager before 7.0.1-42218-2 allows remote authenticated users to inject SQL commands. Synology identifies improper neutralization of SQL syntax in Security Management but does not disclose the endpoint, parameter, query construction, or input path. Exploitation requires high-privileged DSM access; Synology does not identify the accessible data or resulting operational effects.

The record

CVE
CVE-2021-43927
Published
Feb 7, 2022
Updated
Sep 16, 2024
Vendor
Synology
Product
DiskStation Manager
Classifications
CWE-89, T1190
Attack vector
network
Privileges
authenticated

Timeline

How it unfolded

  1. Feb 7, 2022CVE publishedPublication date reported by the CVE source.
  2. Sep 16, 2024Record updatedLatest update available in the CVE record.

Exploitability

Present is not the same as exploitable

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Is a vulnerable build present?

Compare these published version ranges with your installed build and any vendor patches.

  1. Affected versionversion=unspecified <7.0.1-42218-2

What conditions does exploitation require?

Attack vectornetwork
Required privilegesauthenticated

What is affected?

Synology · DiskStation Managerversion=unspecified <7.0.1-42218-2

Published CVSS scores

4.7SynologyCVSS:3.1/AV:N/AC:L/PR:H/UI:N/S:U/C:L/I:L/A:L

CVSS describes severity. EPSS estimates exploitation probability.

Attacks

What attackers are doing with it

Daily unique IPs observed by Shadowserver honeypots for known exploited vulnerabilities (KEVs). Missing observations do not establish an absence of attacks.

Daily unique IPsNo honeypot observations are available for this CVE in the selected window.

No observations available

Sep 10, 2026Sep 16, 2026
Latest reporting daySep 16, 2026
Latest daily unique IPsUnavailable
Prior 30-day averageUnavailable
SourceShadowserver honeypots (KEV)
Vectornetwork
Privilegesauthenticated
Known exploitationUnconfirmed
Public exploitUnconfirmed

Weakness, pattern, technique

CWE-89Improper Neutralization of Special Elements used in an SQL Command ('SQL Injection')
T1190Exploit Public-Facing Application

Public exploit references

No public exploit references are available in this record.

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Technologies

Your stack

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Your stack

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