Home/CVE/Improper neutralization of special elements in output used by a downstream component ('Injection') vulnerability in work
CVE

CVE-2021-43929

Improper neutralization of special elements in output used by a downstream component ('Injection') vulnerability in work

Improper neutralization of special elements in output used by a downstream component ('Injection') vulnerability in work flow management in Synology DiskStation Manager (DSM) before 7.0.1-42218-2 allows remote authenticated users to inject arbitrary web script or HTML via unspecified vectors.

MEDIUM · CVSS 6.5 EPSS 0.00207
Monitor
  • No active-exploitation, high-EPSS, or public-exploit signals - routine patching cadence
Sigma rules0 YARA rules0
⬡

Weakness Classification

CWE-74Improper Neutralization of Special Elements in Output Used by a Downstream Component ('Injection')
CWE-79Improper Neutralization of Input During Web Page Generation ('Cross-site Scripting')
▤

Affected Products & Versions

2
synology diskstation manager>= 6.2 and < 6.2.4-25556-3
synology diskstation manager>= 7.0 and < 7.0.1-42218-2
▣

Scoring & Timeline

6.5
MEDIUM · CVSS v3.1 · security@synology.com
View on NVD
Attack Vector
Network Adjacent Local Physical
Attack Complexity
Low High
Privileges Required
None Low High
User Interaction
None Required
Scope
Unchanged Changed
Confidentiality
None Low High
Integrity
None Low High
Availability
None Low High
Published to NVD07 Feb 2022 · 03:15 AM
CVSS VectorCVSS:3.1/AV:N/AC:L/PR:L/UI:R/S:C/C:L/I:L/A:L
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References & Sources

1
Source URLs (vendor pages, mailing lists, write-ups). Exploit/PoC links are in their own section above to avoid duplication.
https://www.synology.com/security/advisory/Synology_SA_22_01Vendor Advisory
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