UTT HiPER 2620G fNTP strcpy buffer overflow
Key facts
- Attack vector
- Network
- Privileges required
- Low
- User interaction
- None
- Attack complexity
- Low
- Attack requirements
- None
- Impact type
- Code execution
- Confidentiality · integrity · availability
- High · High · High
- Fix status
- No fix listed
Attack profile from CVSS 4.0 · CNA. Fix status from CNA. Impact type from CWE-119 and the CVSS impact.
Summary
A vulnerability was determined in UTT HiPER 2620G up to 3.1.4. Impacted is the function strcpy of the file /goform/fNTP. This manipulation of the argument NTPServerIP causes buffer overflow. It is possible to initiate the attack remotely. The exploit has been publicly disclosed and may be utilized. The vendor was contacted early about this disclosure but did not respond in any way.
Why it matters now
SSVC decision points
CISA ADP · SSVC 2.0.3
- Exploitation
- Poc
- Automatable
- No
- Technical impact
- Total
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 |
|---|---|---|---|---|---|
| UTT | HiPER 2620G | 3.1.0; 3.1.1; 3.1.2; 3.1.3; 3.1.4 | — | No fix listed | CNA |
- HiPER 2620G VendorUTT Affected 3.1.0; 3.1.1; 3.1.2; 3.1.3; 3.1.4 Fixed in — No fix listed CNA
Remediation
No fixed version listed by the sources yet.
Timeline
- 2026-10-02 Threatist record created from CVE-2025-11653
- 2026-10-03 Alias added: GHSA-x7f8-7938-4jm9
References
Sources
- CVE-2025-11653 · CVE Program
- CVE-2025-11653 · NVD
- FIRST EPSS
- GHSA-x7f8-7938-4jm9 · GitHub Advisory Database · CC BY 4.0
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