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 attacks via unspecified vectors.

Published: 2025-12-04 Last update: 2025-12-05 Assigner: [email protected] Source: [email protected]
NVD Status：Analyzed，CVE State: published
View at NVD, CVE.org, EUVD

CVE-2024-45539 is rated Moderate Risk (42.4/100): CVSS High severity, with low exploitation likelihood (EPSS 0.15%). Review affected assets and schedule remediation.

Risk is dynamic; we continuously reassess and refresh what is shown on this page as upstream context changes.

Exploit prediction scoring system (EPSS) score for CVE-2024-45539

EPSS lead: Daily EPSS estimates relative likelihood of exploitation; percentile ranks this CVE among scored vulnerabilities (higher = more severe relative rank).

# Date Old EPSS score New EPSS score Delta (New - Old)
1 2026-05-14 0.13% 0.15% +0.02%
2 2026-05-02 0.15% 0.13% -0.02%
3 2026-01-05 — 0.15% —

Full EPSS history (4 records total)

Common vulnerability scoring system (CVSS) metrics for CVE-2024-45539

CVSS metrics for this CVE.

Base score Version Severity Vector Exploitability Impact Score source
7.5 3.1 HIGH
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H Click to expand
Attack vector (AV:N)
Could be attacked over the internet or any normal routed network—not just someone sitting at the machine.
Attack complexity (AC:L)
Once they can reach the bug, pulling it off is straightforward—no weird race conditions or rare setup.
Privileges required (PR:N)
No account or special rights needed—anonymous or random user is enough.
User interaction (UI:N)
Nobody has to click “OK” or open a trap file; it can work without a victim helping.
Scope (S:U)
Damage stays in the same “trust bubble” as the broken component—no big spill into unrelated systems.
Confidentiality (C:N)
Doesn’t really leak secrets in a meaningful way.
Integrity (I:N)
Data isn’t meaningfully altered or forged.
Availability (A:H)
Could take the service down hard or make it unusable for people who depend on it.
 3.9 3.6 [email protected]

Weakness enumeration for CVE-2024-45539

Affected software / configurations for CVE-2024-45539

Vendor Product Version Raw CPE
synology diskstation_manager >= 7.2.1-69057, < 7.2.1-69057-2 cpe:2.3:o:synology:diskstation_manager:*:*:*:*:*:*:*:*
synology diskstation_manager >= 7.2.2-72803, < 7.2.2-72806 cpe:2.3:o:synology:diskstation_manager:*:*:*:*:*:*:*:*
synology diskstation_manager_unified_controller >= 3.1-23028, < 3.1.4-23079 cpe:2.3:o:synology:diskstation_manager_unified_controller:*:*:*:*:*:*:*:*

References for CVE-2024-45539

cvelogic Threat Intelligence