Yottamaster DM2/DM3/DM200 File Upload path traversal
Priority MEDIUM 57CWE-22Published · Updated
Key facts
- Attack vector
- Network
- Privileges required
- Low
- User interaction
- None
- Attack complexity
- Low
- Attack requirements
- None
- Impact type
- —
- Confidentiality · integrity · availability
- None · Low · None
- Fix status
- No fix listed
Attack profile from CVSS 4.0 · CNA. Fix status from CNA.
Summary
A vulnerability was found in Yottamaster DM2, DM3 and DM200 up to 1.2.23/1.9.12. Affected by this issue is some unknown functionality of the component File Upload. Performing manipulation results in path traversal. Remote exploitation of the attack is possible. The exploit has been made public and could be used. The vendor was contacted early about this disclosure but did not respond in any way.
Why it matters now
Exploitation Proof of concept CISA SSVC · not in CISA KEV
EPSS 0.00769 55th percentileScored 2026-11-07
Public exploit Yes 2 exploit referencesTagged by the CNA and NVD
Fix No fix listed No fixed version in the sources yet
SSVC decision points
CISA ADP · SSVC 2.0.3
- Exploitation
- Poc
- Automatable
- No
- Technical impact
- Partial
The decision (Track, Attend, Act) also depends on your mission and well-being impact; see CISA's SSVC guide.
Affected products
| Vendor | Product | Affected versions | Fixed in | Status | Source |
|---|---|---|---|---|---|
| Yottamaster | DM2 | 1.2.0; 1.2.1; 1.2.2; 1.2.3; 1.2.4; 1.2.5; 1.2.6; 1.2.7; 1.2.8; 1.2.9; 1.2.10; 1.2.11; 1.2.12; 1.2.13; 1.2.14; 1.2.15; 1.2.16; 1.2.17; 1.2.18; 1.2.19; 1.2.20; 1.2.21; 1.2.22; 1.2.23; 1.9.0; 1.9.1; 1.9.2; 1.9.3; 1.9.4; 1.9.5; 1.9.6; 1.9.7; 1.9.8; 1.9.9; 1.9.10; 1.9.11; 1.9.12 | — | No fix listed | CNA |
| Yottamaster | DM3 | 1.2.0; 1.2.1; 1.2.2; 1.2.3; 1.2.4; 1.2.5; 1.2.6; 1.2.7; 1.2.8; 1.2.9; 1.2.10; 1.2.11; 1.2.12; 1.2.13; 1.2.14; 1.2.15; 1.2.16; 1.2.17; 1.2.18; 1.2.19; 1.2.20; 1.2.21; 1.2.22; 1.2.23; 1.9.0; 1.9.1; 1.9.2; 1.9.3; 1.9.4; 1.9.5; 1.9.6; 1.9.7; 1.9.8; 1.9.9; 1.9.10; 1.9.11; 1.9.12 | — | No fix listed | CNA |
| Yottamaster | DM200 | 1.2.0; 1.2.1; 1.2.2; 1.2.3; 1.2.4; 1.2.5; 1.2.6; 1.2.7; 1.2.8; 1.2.9; 1.2.10; 1.2.11; 1.2.12; 1.2.13; 1.2.14; 1.2.15; 1.2.16; 1.2.17; 1.2.18; 1.2.19; 1.2.20; 1.2.21; 1.2.22; 1.2.23; 1.9.0; 1.9.1; 1.9.2; 1.9.3; 1.9.4; 1.9.5; 1.9.6; 1.9.7; 1.9.8; 1.9.9; 1.9.10; 1.9.11; 1.9.12 | — | No fix listed | CNA |
- DM2 VendorYottamaster Affected 1.2.0; 1.2.1; 1.2.2; 1.2.3; 1.2.4; 1.2.5; 1.2.6; 1.2.7; 1.2.8; 1.2.9; 1.2.10; 1.2.11; 1.2.12; 1.2.13; 1.2.14; 1.2.15; 1.2.16; 1.2.17; 1.2.18; 1.2.19; 1.2.20; 1.2.21; 1.2.22; 1.2.23; 1.9.0; 1.9.1; 1.9.2; 1.9.3; 1.9.4; 1.9.5; 1.9.6; 1.9.7; 1.9.8; 1.9.9; 1.9.10; 1.9.11; 1.9.12 Fixed in — No fix listed CNA
- DM3 VendorYottamaster Affected 1.2.0; 1.2.1; 1.2.2; 1.2.3; 1.2.4; 1.2.5; 1.2.6; 1.2.7; 1.2.8; 1.2.9; 1.2.10; 1.2.11; 1.2.12; 1.2.13; 1.2.14; 1.2.15; 1.2.16; 1.2.17; 1.2.18; 1.2.19; 1.2.20; 1.2.21; 1.2.22; 1.2.23; 1.9.0; 1.9.1; 1.9.2; 1.9.3; 1.9.4; 1.9.5; 1.9.6; 1.9.7; 1.9.8; 1.9.9; 1.9.10; 1.9.11; 1.9.12 Fixed in — No fix listed CNA
- DM200 VendorYottamaster Affected 1.2.0; 1.2.1; 1.2.2; 1.2.3; 1.2.4; 1.2.5; 1.2.6; 1.2.7; 1.2.8; 1.2.9; 1.2.10; 1.2.11; 1.2.12; 1.2.13; 1.2.14; 1.2.15; 1.2.16; 1.2.17; 1.2.18; 1.2.19; 1.2.20; 1.2.21; 1.2.22; 1.2.23; 1.9.0; 1.9.1; 1.9.2; 1.9.3; 1.9.4; 1.9.5; 1.9.6; 1.9.7; 1.9.8; 1.9.9; 1.9.10; 1.9.11; 1.9.12 Fixed in — No fix listed CNA
CPE configurations NVD · 6
| CPE | Versions | Role | Vendor |
|---|---|---|---|
| cpe:2.3:o:yottamaster:dm2_firmware:*:*:*:*:*:*:*:* | up to 1.9.12 | Vulnerable | Yottamaster |
| cpe:2.3:h:yottamaster:dm2:-:*:*:*:*:*:*:* | not specified by NVD | Running on | Yottamaster |
| cpe:2.3:o:yottamaster:dm3_firmware:*:*:*:*:*:*:*:* | up to 1.9.12 | Vulnerable | Yottamaster |
| cpe:2.3:h:yottamaster:dm3:-:*:*:*:*:*:*:* | not specified by NVD | Running on | Yottamaster |
| cpe:2.3:o:yottamaster:dm200_firmware:*:*:*:*:*:*:*:* | up to 1.2.23 | Vulnerable | Yottamaster |
| cpe:2.3:h:yottamaster:dm200:-:*:*:*:*:*:*:* | not specified by NVD | Running on | Yottamaster |
- cpe:2.3:o:yottamaster:dm2_firmware:*:*:*:*:*:*:*:* Versions up to 1.9.12 Vulnerable ·Yottamaster
- cpe:2.3:h:yottamaster:dm2:-:*:*:*:*:*:*:* Versions not specified by NVD Running on ·Yottamaster
- cpe:2.3:o:yottamaster:dm3_firmware:*:*:*:*:*:*:*:* Versions up to 1.9.12 Vulnerable ·Yottamaster
- cpe:2.3:h:yottamaster:dm3:-:*:*:*:*:*:*:* Versions not specified by NVD Running on ·Yottamaster
- cpe:2.3:o:yottamaster:dm200_firmware:*:*:*:*:*:*:*:* Versions up to 1.2.23 Vulnerable ·Yottamaster
- cpe:2.3:h:yottamaster:dm200:-:*:*:*:*:*:*:* Versions not specified by NVD Running on ·Yottamaster
Remediation
No fixed version listed by the sources yet.
Timeline
- 2026-10-02 Threatist record created from CVE-2025-14224
- 2026-10-03 Alias added: GHSA-v3rg-4rhw-582m
References
More Yottamaster Dm200 Firmware vulnerabilities
- TI-2025-42869 An Incorrect Symlink Follow vulnerability exists in multiple Yottamaster NAS devices… CVSS 3.1MEDIUM 6.1
Sources
- CVE-2025-14224 · CVE Program
- CVE-2025-14224 · NVD
- FIRST EPSS
- GHSA-v3rg-4rhw-582m · GitHub Advisory Database · CC BY 4.0
This product uses the NVD API but is not endorsed or certified by the NVD. Sources and licences