CVE-2025-13593: Origin Validation Error in Synology ActiveProtect Agent
Origin validation error vulnerability in Synology ActiveProtect Agent before 1.1.0-0439 allows local users to write arbitrary files with restricted content when installing.
AI Analysis
Technical Summary
This vulnerability in Synology ActiveProtect Agent arises from improper origin validation, enabling local users to write arbitrary files with restricted content during installation. The issue exists in versions prior to 1.1.0-0439. The CVSS 3.1 vector indicates local attack vector with low complexity, no privileges required, user interaction required, unchanged scope, no confidentiality impact, low integrity impact, and high availability impact. No official patch or vendor advisory detailing remediation is currently available.
Potential Impact
An attacker with local access can exploit this vulnerability to write arbitrary files, potentially disrupting system availability. There is no direct impact on confidentiality or integrity according to the CVSS vector. The vulnerability could lead to denial of service or other availability-related issues due to unauthorized file writes during installation.
Mitigation Recommendations
Patch status is not yet confirmed — check the vendor advisory for current remediation guidance. Until an official fix is released, restrict local user access to systems running vulnerable versions of Synology ActiveProtect Agent and monitor installation processes for unauthorized file modifications.
CVE-2025-13593: Origin Validation Error in Synology ActiveProtect Agent
Description
Origin validation error vulnerability in Synology ActiveProtect Agent before 1.1.0-0439 allows local users to write arbitrary files with restricted content when installing.
CVSS v3.1
Score 6.1medium
AI-Powered Analysis
Machine-generated threat intelligence
Technical Analysis
This vulnerability in Synology ActiveProtect Agent arises from improper origin validation, enabling local users to write arbitrary files with restricted content during installation. The issue exists in versions prior to 1.1.0-0439. The CVSS 3.1 vector indicates local attack vector with low complexity, no privileges required, user interaction required, unchanged scope, no confidentiality impact, low integrity impact, and high availability impact. No official patch or vendor advisory detailing remediation is currently available.
Potential Impact
An attacker with local access can exploit this vulnerability to write arbitrary files, potentially disrupting system availability. There is no direct impact on confidentiality or integrity according to the CVSS vector. The vulnerability could lead to denial of service or other availability-related issues due to unauthorized file writes during installation.
Mitigation Recommendations
Patch status is not yet confirmed — check the vendor advisory for current remediation guidance. Until an official fix is released, restrict local user access to systems running vulnerable versions of Synology ActiveProtect Agent and monitor installation processes for unauthorized file modifications.
Technical Details
- Data Version
- 5.2
- Assigner Short Name
- synology
- Date Reserved
- 2025-11-24T06:58:48.721Z
- Cvss Version
- 3.1
- State
- PUBLISHED
- Remediation Level
- null
Threat ID: 6a16b387e29bf47b50abe5c4
Added to database: 5/27/2026, 9:04:07 AM
Last enriched: 5/27/2026, 9:34:20 AM
Last updated: 5/29/2026, 4:49:11 AM
Views: 11
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