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TI-2026-03898 Aliases CVE-2026-4488GHSA-6jx2-6f8f-6rj5

UTT HiPER 1250GW setSysAdm strcpy buffer overflow

Priority HIGH 73CWE-119Published · Updated

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 identified in UTT HiPER 1250GW up to 3.2.7-210907-180535. Affected is the function strcpy of the file /goform/setSysAdm. Such manipulation of the argument GroupName leads to buffer overflow. It is possible to launch the attack remotely. The exploit is publicly available and might be used.

Why it matters now

Exploitation Proof of concept CISA SSVC · not in CISA KEV
EPSS 0.00527 44th percentileScored 2026-11-07
Public exploit Yes 1 exploit referenceTagged by the CNA
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
Total

The decision (Track, Attend, Act) also depends on your mission and well-being impact; see CISA's SSVC guide.

Affected products

VendorProductAffected versionsFixed inStatusSource
UTTHiPER 1250GW3.2.7-210907-180535—No fix listedCNA
  • HiPER 1250GW VendorUTT Affected 3.2.7-210907-180535 Fixed in — No fix listed CNA

Remediation

No fixed version listed by the sources yet.

Timeline

  1. 2026-10-02 Threatist record created from CVE-2026-4488
  2. 2026-10-03 Alias added: GHSA-6jx2-6f8f-6rj5
  3. 2026-10-25 EPSS moved to the below the 50th percentile

References

Exploit 1

  • TI-2026-23835 A remote command execution (RCE) vulnerability in the /goform/formDia component of UTT… CVSS 3.1CRITICAL 9.8
  • TI-2025-43188 UTT HiPER 810 / nv810v4 router firmware v1.5.0-140603 was discovered to contain insecure… CVSS 3.1CRITICAL 9.8
  • TI-2026-00890 UTT HiPER 810 setSysAdm strcpy buffer overflow CVSS 4.0CRITICAL 9.3
  • TI-2025-13277 UTT 进取 512W Endpoint formNatStaticMap strcpy buffer overflow CVSS 4.0CRITICAL 9.3
  • TI-2025-14074 UTT 进取 512W formFtpServerDirConfig strcpy buffer overflow CVSS 4.0HIGH 8.7
  • TI-2025-14073 UTT 进取 512W formFtpServerShareDirSelcet strcpy buffer overflow CVSS 4.0HIGH 8.7
See all 116 →

Sources

This product uses the NVD API but is not endorsed or certified by the NVD. Sources and licences