CVE-2025-32738
Missing authentication for critical function issue exists in I-O DATA network attached hard disk ...
Missing authentication for critical function issue exists in I-O DATA network attached hard disk 'HDL-T Series' firmware Ver.1.21 and earlier. If exploited, a remote unauthenticated attacker may change the product settings.
Attack profile
How easy it is to exploit
- Attack vector
- Network
- Complexity
- Low
- Privileges needed
- None
- User interaction
- None
What an attacker can affect
- Confidentiality
- None
- Integrity
- Low
- Availability
- None
Exploit likelihood
What each source reports
CVE List Score used
Missing authentication for critical function issue exists in I-O DATA network attached hard disk 'HDL-T Series' firmware Ver.1.21 and earlier. If exploited, a remote unauthenticated attacker may change the product settings.
- Record
CVE-2025-32738- CVSS 4.0
- 6.9 Medium
CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:N/VC:N/VI:L/VA:N/SC:N/SI:N/SA:N - CVSS 3.1
- 5.3 Medium
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:L/A:N - Weakness
- CWE-306
- Updated
- 2026-11-02
EUVDEUVD-2025-15147
Missing authentication for critical function issue exists in I-O DATA network attached hard disk 'HDL-T Series' firmware Ver.1.21 and earlier. If exploited, a remote unauthenticated attacker may change the product settings.
- Record
EUVD-2025-15147- CVSS 4.0
- 6.9 Medium
CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:N/VC:N/VI:L/VA:N/SC:N/SI:N/SA:N - Updated
- 2026-11-02
GitHub AdvisoriesGHSA-hc36-4gf4-49qx
Missing authentication for critical function issue exists in I-O DATA network attached hard disk ...
Missing authentication for critical function issue exists in I-O DATA network attached hard disk 'HDL-T Series' firmware Ver.1.21 and earlier. If exploited, a remote unauthenticated attacker may change the product settings.
- Record
GHSA-hc36-4gf4-49qx- CVSS 4.0
- 6.9 Medium
CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:N/VC:N/VI:L/VA:N/SC:N/SI:N/SA:N/E:X/CR:X/IR:X/AR:X/MAV:X/MAC:X/MAT:X/MPR:X/MUI:X/MVC:X/MVI:X/MVA:X/MSC:X/MSI:X/MSA:X/S:X/AU:X/R:X/V:X/RE:X/U:X - CVSS 3.1
- 5.3 Medium
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:L/A:N - Weakness
- CWE-306
- Updated
- 2026-11-02
NVD
Missing authentication for critical function issue exists in I-O DATA network attached hard disk 'HDL-T Series' firmware Ver.1.21 and earlier. If exploited, a remote unauthenticated attacker may change the product settings.
- Record
CVE-2025-32738- CVSS 4.0
- 6.9 Medium
CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:N/VC:N/VI:L/VA:N/SC:N/SI:N/SA:N/E:X/CR:X/IR:X/AR:X/MAV:X/MAC:X/MAT:X/MPR:X/MUI:X/MVC:X/MVI:X/MVA:X/MSC:X/MSI:X/MSA:X/S:X/AU:X/R:X/V:X/RE:X/U:X - CVSS 3.1
- 5.3 Medium
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:L/A:N - Weakness
- CWE-306
- Updated
- 2026-11-02
Affected products
History
| Recorded | Changed | Sources |
|---|---|---|
| first indexed | CVE List, EUVD, GitHub Advisories, NVD |
Dates are when Every CVE recorded each change. Upstream dates may differ.
In short
CVE-2025-32738 is a medium vulnerability (CVSS 6.9) in I-o Data Device, Inc. Hdl-t1nv, published May 15, 2025. No source lists public exploit code. EPSS puts the chance of exploitation in the next 30 days at 0.42%, the 36th percentile. No source names a fixed version.