No exploitation reportedFix available

CVE-2024-10442

Q: Is CVE-2024-10442 actively exploited?

Active exploitation of CVE-2024-10442 has not been confirmed. Its EPSS score was 1.4% on 2026-10-22, the estimated probability of exploitation in the next 30 days.

Q: What is the CVSS score for CVE-2024-10442?

CVE-2024-10442 has a CVSS v3 base score of 10 (CRITICAL severity), with vector string CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:C/C:H/I:H/A:H.

No exploitation reported by the sources we read.

Published2025-03-19
Fixed in1.2.2-0353
WeaknessCWE-193

Am I affected?

With a domain, we read the version its public headers and pages expose. A distribution build can carry the fix under an older number.

Description

Off-by-one error vulnerability in the transmission component in Synology Replication Service before 1.0.12-0066, 1.2.2-0353 and 1.3.0-0423 and Synology Unified Controller (DSMUC) before 3.1.4-23079 allows remote attackers to execute arbitrary code, potentially leading to a broader impact across the system via unspecified vectors.

Timeline

dates in UTC

2025-03-1903:15CVE publishedNVD

Observed activity

isMalicious corpus · updated 2026-10-23 18:48 UTC

Indicators tagged with this CVE, per day0 indicators over 7 days

Block these indicators

Firewall list (EDL, text): https://api.ismalicious.com/edl/cve/CVE-2024-10442?format=txt
CSV export: https://api.ismalicious.com/edl/cve/CVE-2024-10442?format=csv
TAXII collection of exploited CVEs
The EDL and CSV take an API key on the Pro plan.

Versions per branch

NVD

Synology replication serviceversion to verify

Branch	Affected	Fixed in	Source
1.2	< 1.2.2-0353	1.2.2-0353	NVD
1.0	≤ 1.0.12-0066	no fix published	NVD

Syncology replication serviceversion to verify

Branch	Affected	Fixed in	Source
1.3	< 1.3.0-0423	1.3.0-0423	NVD

Synology unified controllerversion to verify

Branch	Affected	Fixed in	Source
3.1	< 3.1.4-23079	3.1.4-23079	NVD

as publishedRanges as NVD and OSV publish them; a distribution’s build can be fixed under an older number.

Fix

Update Synology replication service to 1.2.2-0353

Advisories and patches

www.synology.comVendor Advisory

Detection

Nuclei template: none so far
Exploit-DB: no entry
Proof-of-concept repositories: none listed

Sources

NVDCVE recordread 2026-10-23
CISA-ADPSSVC decisionnone2025-03-19
OpenCVESSVC decisionnone—
CNACVSS 3.110read 2026-10-23
CNAweakness (CWE)CWE-193read 2026-10-23
FIRST EPSSEPSS score1.4 %2026-10-22

Technical details

CVSS v3 Vector: CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:C/C:H/I:H/A:H
Published: 2025-03-19
Last Modified: 2026-06-17
NVD status: Analyzed

Frequently asked questions

What is CVE-2024-10442?

Is CVE-2024-10442 actively exploited?

Active exploitation of CVE-2024-10442 has not been confirmed. Its EPSS score was 1.4% on 2026-10-22, the estimated probability of exploitation in the next 30 days.

What is the CVSS score for CVE-2024-10442?

CVE-2024-10442 has a CVSS v3 base score of 10 (CRITICAL severity), with vector string CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:C/C:H/I:H/A:H.

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