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TI-2025-20512 Aliases CVE-2025-27718GHSA-32p9-v6w3-v6fj

Path traversal in KDDI CORPORATION HGW-BL1500HM

Priority MEDIUM 42CWE-22Published · Updated

Key facts

Attack vector
Network
Privileges required
Low
User interaction
None
Attack complexity
Low
Impact type
—
Confidentiality · integrity · availability
High · High · High
Fix status
No fix listed

Attack profile from CVSS 3.0 · CNA. Fix status from CNA.

Summary

Improper limitation of a pathname to a restricted directory ('Path Traversal') issue exists in the file upload process of the USB storage file-sharing function of HGW-BL1500HM Ver 002.002.003 and earlier. If this vulnerability is exploited, the product's files may be obtained and/or altered or arbitrary code may be executed by a crafted HTTP request to specific functions of the product from a device connected to the LAN side.

Why it matters now

Exploitation None reported CISA SSVC · not in CISA KEV
EPSS 0.00974 62nd percentileScored 2026-11-08
Fix No fix listed No fixed version in the sources yet

SSVC decision points

CISA ADP · SSVC 2.0.3

Exploitation
None
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
KDDI CORPORATIONHGW-BL1500HMVer 002.002.003 and earlier—No fix listedCNA
  • HGW-BL1500HM VendorKDDI CORPORATION Affected Ver 002.002.003 and earlier 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-2025-27718
  2. 2026-10-03 Alias added: GHSA-32p9-v6w3-v6fj

References

Other 2

  • TI-2024-15952 Out-of-bounds write in KDDI CORPORATION HOME SPOT CUBE2 CVSS 3.1CRITICAL 9.8
  • TI-2019-04295 Smart TV Box firmware version prior to 1300 allows remote attackers to bypass access… CVSS 3.1CRITICAL 9.8
  • TI-2024-18635 Command injection in KDDI CORPORATION HGW BL1500HM CVSS 3.1HIGH 8.8
  • TI-2024-19249 Insufficiently protected credentials in KDDI CORPORATION HGW BL1500HM CVSS 3.1HIGH 8.8
  • TI-2022-14951 OS command injection in KDDI CORPORATION HOME SPOT CUBE2 CVSS 3.1HIGH 8.8
  • TI-2017-01486 Improper authentication in KDDI CORPORATION HOME SPOT CUBE2 CVSS 3.0HIGH 8.8
See all 29 →

Sources

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