What is CVE-2024-45539?

CVE-2024-45539 is a high-severity vulnerability in Synology Diskstation Manager (Dsm), classified under Out-of-bounds Write. CVSS score: 7.5/10. Published 2025-12-04.

How severe is CVE-2024-45539?

High severity. CVSS v3 base score is 7.5 out of 10.

Buffer overflow in Synology Diskstation Manager (Dsm)

CVE-2024-45539

Out-of-bounds write vulnerability in cgi components in Synology DiskStation Manager (DSM) before 7.2.1-69057-2 and 7.2.2-72806 and Synology Unified Controller (DSMUC) before 3.1.4-23079 allows remote attackers to conduct denial-of-service…

Vulnerability class: Buffer Overflow

EPSS: 0.002 (35.4th percentile) — read the EPSS interpretation.

CVSS v3 metric

CVSS v3 base score 7.5 (High). Vector: CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H.

Affected products

Synology Diskstation Manager (Dsm) — versions 7.2.2, 7.2.1, 0
Synology Unified Controller (Dsmuc) — versions 3.1, 0

Weakness classification (CWE)

CWE-787 — Out-of-bounds Write

References

Synology-SA-24:27 DSM (vendor-advisory)

Frequently asked questions

What is CVE-2024-45539?: CVE-2024-45539 is a high-severity vulnerability in Synology Diskstation Manager (Dsm), classified under Out-of-bounds Write. CVSS score: 7.5/10. Published 2025-12-04.
How severe is CVE-2024-45539?: High severity. CVSS v3 base score is 7.5 out of 10.