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Diskstation Manager CVE-2024-5401

| EUVDEUVD-2024-55300 HIGH
Improper Control of Dynamically-Managed Code Resources (CWE-913)
2025-12-04 security@synology.com
Information Disclosure Synology Diskstation Manager Diskstation Manager Unified Controller
8.8
CVSS 3.1 · NVD
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Vulnerability Assessment

Weakness
CWE
CWE-913
OWASP Top 10:2025
A08:2025 - Software or Data Integrity Failures
ASVS 5.0
V15 - Secure Coding and Architecture Dynamic code resource control
This Week Schedule remediation this week. Why: HIGH severity (CVSS 7.0-8.9).
Patch available 0.1% exploitation probability (EPSS)

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AnalysisAIv1 – Mar 15, 2026

Improper control of dynamically-managed code resources vulnerability in WebAPI component in Synology DiskStation Manager (DSM) before 7.1.1-42962-8 and 7.2.1-69057-2 and 7.2.2-72806 and Synology Unified Controller (DSMUC) before 3.1.4-23079 allows remote authenticated users to obtain privileges without consent via unspecified vectors.

Affected VersionsENISA

DiskStation Manager (DSM) 7.2.1 <7.2.1-69057-2
DiskStation Manager (DSM) 7.2.2 <7.2.2-72806
Unified Controller (DSMUC) 3.1 <3.1.4-23079

Affected Packages

euvd diskstation_manager_dsm fix: 7.2.1-69057-2, 7.2.2-72806
euvd unified_controller_dsmuc fix: 3.1.4-23079

Source: OSV (Open Source Vulnerabilities)

Affects your stack

Affects 2 packages in euvd

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  • Exploit and PoC references, threat intelligence from 22 sources
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Severity by source

NVD PRIMARY 8.8 HIGH
AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H

Primary rating from NVD · only source for this CVE.

CVSS VectorNVD

Attack Vector
Network
Attack Complexity
Low
Privileges Required
Low
User Interaction
None
Scope
Unchanged
Confidentiality
High
Integrity
High
Availability
High

Lifecycle Timeline

4
Severity Changed
Sep 26, 2026 - 21:22 NVD
MEDIUM HIGH
CVSS changed
Sep 26, 2026 - 21:22 NVD
4.3 (MEDIUM) 8.8 (HIGH)
Patch available
Apr 16, 2026 - 05:29 EUVD
7.2.1-69057-2,7.2.2-72806,3.1.4-23079
CVE Published
Dec 04, 2025 - 15:15 nvd
MEDIUM 4.3

Executive ViewAI

Why It Matters

CVE-2024-5401 presents moderate security risk rated CVSS 4.3. Exploitation could compromise the security of affected deployments. Organizations should apply vendor updates when available and monitor for exploitation.

Recommended Action

Within 30 days: Identify affected systems and apply vendor patches as part of regular patch cycle. Monitor vendor channels for patch availability.

Business Impact: Low
Compensating Controls

Apply vendor patch. If patching is delayed: restrict network access and enable monitoring.

Threat Intelligence Overview

EPSS Score
0.1%
Top 81% exploitable
Data Quality
4 sources
Confidence: Medium
EUVD NVD CVE.org EPSS VulDB

How this decision was reached

The engine reads each signal below and applies a fixed list of rules from top to bottom. The first rule that matches sets the recommended action – like a statement, every line is shown.

SignalValue
Severity HIGH
CISA KEV No
Public POC No
EPSS 0.1%
Patch available Yes
Active threat No
Deciding rule
HIGH severity (CVSS 7.0-8.9)
What every action level means
Emergency Immediate action required. Criteria: CRITICAL + in CISA KEV (actively exploited) without patch, OR CRITICAL + EPSS > 30% without patch, OR CRITICAL + active threat signals without patch.
Act Now Prioritize within 24-48h. Criteria: in KEV with patch available, OR CRITICAL + public POC, OR HIGH + EPSS > 10%, OR CRITICAL + active threat, OR any CRITICAL severity.
This Week Schedule remediation this week. Criteria: HIGH severity (CVSS 7.0-8.9). Patch within normal change window.
This Month Plan within 30 days. Criteria: MEDIUM severity (CVSS 4.0-6.9), lower exploitation probability. Include in regular patch cycle.
Monitor Track and reassess. Criteria: LOW severity (CVSS 0.1-3.9), minimal exploitation risk. No immediate action needed.

SSVC AssessmentENISA

SSVC Decision· derived
Defer
Exploitation· derived
None
System Exposure· derived
Open
Automatable· derived
No
Human Impact
Low

Priority Score

44
Low Medium High Critical
KEV: 0
EPSS: 0
CVSS: +44
PoC: 0
Weaponized: 0
Threat intel: 0
Gov advisory: 0

Attack Technique

Information Disclosure MEDIUM

Information disclosure occurs when an application unintentionally exposes sensitive data that aids attackers in reconnaissance or directly compromises security.

More in Diskstation Manager

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CVE-2013-6955 CRITICAL POC
10.0 Jan 09

webman/imageSelector.cgi in Synology DiskStation Manager (DSM) 4.0 before 4.0-2259, 4.2 before 4.2-3243, and 4.3 before

CVE-2017-5753 MEDIUM POC
5.6 Jan 04

Systems with microprocessors utilizing speculative execution and branch prediction may allow unauthorized disclosure of

CVE-2017-15889 HIGH POC
8.8 Dec 04

Command injection vulnerability in smart.cgi in Synology DiskStation Manager (DSM) before 5.2-5967-5 allows remote authe
CVE-2017-14491 CRITICAL POC
9.8 Oct 04

Heap-based buffer overflow in dnsmasq before 2.78 allows remote attackers to cause a denial of service (crash) or execut
CVE-2017-9554 MEDIUM POC
5.3 Jul 24

An information exposure vulnerability in forget_passwd.cgi in Synology DiskStation Manager (DSM) before 6.1.3-15152 allo
CVE-2013-6987 HIGH POC
7.5 Dec 31

Multiple directory traversal vulnerabilities in the FileBrowser components in Synology DiskStation Manager (DSM) before

CVE-2021-3156 HIGH POC
7.8 Jan 26

Sudo before 1.9.5p2 contains an off-by-one error that can result in a heap-based buffer overflow, which allows privilege
CVE-2018-8897 HIGH POC
7.8 May 08

A statement in the System Programming Guide of the Intel 64 and IA-32 Architectures Software Developer's Manual (SDM) wa
CVE-2018-1160 CRITICAL POC
9.8 Dec 20

Netatalk before 3.1.12 is vulnerable to an out of bounds write in dsi_opensess.c. Rated critical severity (CVSS 9.8), th
CVE-2021-26566 CRITICAL POC
9.0 Feb 26

Insertion of sensitive information into sent data vulnerability in synorelayd in Synology DiskStation Manager (DSM) befo
CVE-2020-27648 CRITICAL POC
9.0 Oct 29

Improper certificate validation vulnerability in OpenVPN client in Synology DiskStation Manager (DSM) before 6.2.3-25426
CVE-2021-26564 HIGH POC
8.7 Feb 26

Cleartext transmission of sensitive information vulnerability in synorelayd in Synology DiskStation Manager (DSM) before

Same weakness CWE-913 – Improper Control of Dynamically-Managed Code Resources

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CVE-2025-68613 HIGH POC
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CVE-2022-36067 CRITICAL POC
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CVE-2026-47698 CRITICAL POC
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CVE-2023-29017 CRITICAL POC
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CVE-2024-7297 HIGH POC
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Same technique Information Disclosure

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CVE-2019-2725 CRITICAL POC
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CVE-2021-34523 CRITICAL POC
9.0
CVE-2013-2251 CRITICAL POC
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CVE-2017-5638 CRITICAL POC
9.8
CVE-2025-24813 CRITICAL POC
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CVE-2015-1701 HIGH POC
7.8
CVE-2017-0147 HIGH POC
7.5

References

Advisories & patches
ADVISORY https://nvd.nist.gov/vuln/detail/CVE-2024-5401 ADVISORY https://vuldb.com/vuln/334264 ADVISORY https://www.synology.com/en-global/security/advisory/Synology_SA_24_27

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