Out-of-bounds Write Vulnerability in Synology DiskStation Manager and Unified Controller
CVE-2024-45539

7.5HIGH

Key Information:

Vendor

Synology
Status
Diskstation Manager (dsm)
Unified Controller (dsmuc)
Vendor
CVE Published:
4 December 2025

What is CVE-2024-45539?

An out-of-bounds write vulnerability exists in the CGI components of Synology DiskStation Manager and Synology Unified Controller prior to their respective versions. This flaw enables remote attackers to exploit unspecified vectors, potentially leading to denial-of-service attacks. Users should ensure their systems are updated to the latest versions to mitigate associated risks.

Affected Version(s)

DiskStation Manager (DSM) 7.2.2

DiskStation Manager (DSM) 7.2.2 < 7.2.2-72806

DiskStation Manager (DSM) 7.2.1 < 7.2.1-69057-2

References

https://www.synology.com/en-global/security/advisory/Syno...
vendor-advisory

CVSS V3.1

Score:
7.5
Severity:
HIGH
Confidentiality:
None
Integrity:
None
Availability:
None
Attack Vector:
Network
Attack Complexity:
Low
Privileges Required:
None
User Interaction:
None
Scope:
Unchanged

Timeline

  • Vulnerability published

  • Vulnerability Reserved

Credit

Steven Lin ( https://x.com/5teven1in )
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CVE-2024-45539 : Out-of-bounds Write Vulnerability in Synology DiskStation Manager and Unified Controller