CVE-2025-26858
Summary
| CVE | CVE-2025-26858 |
|---|---|
| State | PUBLISHED |
| Assigner | talos |
| Source Priority | CVE Program / NVD first with legacy fallback |
| Published | 2025-12-01 16:15:52 UTC |
| Updated | 2026-09-26 00:10:00 UTC |
| Description | A buffer overflow vulnerability exists in the Modbus TCP functionality of Socomec DIRIS Digiware M-70 1.6.9. A specially crafted set of network packets can lead to denial of service. An attacker can send a sequence of unauthenticated packets to trigger this vulnerability. |
Risk And Classification
Primary CVSS: v3.1 7.5 HIGH from [email protected]
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H
EPSS: 0.006450000 probability, percentile 0.488570000 (date 2026-09-27)
Problem Types: CWE-20 | CWE-20 CWE-20: Improper Input Validation
| Version | Source | Type | Score | Severity | Vector |
|---|---|---|---|---|---|
| 3.1 | [email protected] | Primary | 7.5 | HIGH | CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H |
| 3.1 | [email protected] | Secondary | 8.6 | HIGH | CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:C/C:N/I:N/A:H |
| 3.1 | CNA | DECLARED | 8.6 | HIGH | CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:C/C:N/I:N/A:H |
CVSS v3.1 Breakdown
Attack Vector
NetworkAttack Complexity
LowPrivileges Required
NoneUser Interaction
NoneScope
UnchangedConfidentiality
NoneIntegrity
NoneAvailability
HighCVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H
NVD Known Affected Configurations (CPE 2.3)
| Type | Vendor | Product | Version | Update | Edition | Language |
|---|---|---|---|---|---|---|
| Hardware | Socomec | Diris M-70 | - | All | All | All |
| Operating System | Socomec | Diris M-70 Firmware | 1.6.9 | All | All | All |
Vendor Declared Affected Products
| Source | Vendor | Product | Version | Platforms |
|---|---|---|---|---|
| CNA | Socomec | DIRIS Digiware M-70 | affected 1.6.9 | Not specified |
References
| Reference | Source | Link | Tags |
|---|---|---|---|
| www.socomec.fr/sites/default/files/2025-10/CVE-2025-26858---Diris-Digiware-M... | [email protected] | www.socomec.fr | Vendor Advisory |
| talosintelligence.com/vulnerability_reports/TALOS-2025-2152 | [email protected] | talosintelligence.com | Vendor Advisory |
| www.talosintelligence.com/vulnerability_reports/TALOS-2025-2152 | af854a3a-2127-422b-91ae-364da2661108 | www.talosintelligence.com | Vendor Advisory |
| CVE Program record | CVE.ORG | www.cve.org | canonical |
| NVD vulnerability detail | NVD | nvd.nist.gov | canonical, analysis |
Vendor Comments And Credit
Discovery Credit
CNA: Discovered by Kelly Patterson of Cisco Talos. (en)
There are currently no legacy QID mappings associated with this CVE.