Out-of-bounds write in KDDI CORPORATION HOME SPOT CUBE2
Priority LOW 34CWE-787Published · Updated
Key facts
- Attack vector
- Network
- Privileges required
- None
- User interaction
- None
- Attack complexity
- Low
- Impact type
- Denial of service
- Confidentiality · integrity · availability
- None · None · High
- Fix status
- No fix listed
Attack profile from CVSS 3.1 · CISA ADP. Fix status from CNA. Impact type from CWE-787 and the CVSS impact.
Summary
Stack-based buffer overflow vulnerability exists in HOME SPOT CUBE2 V102 and earlier. Processing a specially crafted command may result in a denial of service (DoS) condition. Note that the affected products are no longer supported.
Why it matters now
Exploitation None reported CISA SSVC · not in CISA KEV
EPSS 0.0065 51st percentileScored 2026-11-07
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
- 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 |
|---|---|---|---|---|---|
| KDDI CORPORATION | HOME SPOT CUBE2 | up to V102 | — | No fix listed | CNA |
- HOME SPOT CUBE2 VendorKDDI CORPORATION Affected up to V102 Fixed in — No fix listed CNA
CPE configurations NVD · 2
| CPE | Versions | Role | Vendor |
|---|---|---|---|
| cpe:2.3:o:kddi:home_spot_cube_2_firmware:v102:*:*:*:*:*:*:* | v102 | Vulnerable | KDDI CORPORATION |
| cpe:2.3:h:kddi:home_spot_cube_2:-:*:*:*:*:*:*:* | not specified by NVD | Running on | KDDI CORPORATION |
- cpe:2.3:o:kddi:home_spot_cube_2_firmware:v102:*:*:*:*:*:*:* Versions v102 Vulnerable ·KDDI CORPORATION
- cpe:2.3:h:kddi:home_spot_cube_2:-:*:*:*:*:*:*:* Versions not specified by NVD Running on ·KDDI CORPORATION
Remediation
No fixed version listed by the sources yet.
Timeline
- 2026-10-02 Threatist record created from CVE-2024-21780
- 2026-10-03 Alias added: GHSA-crrf-qhw3-5g49
- 2026-10-16 EPSS moved to the 50th–90th percentile
References
More KDDI CORPORATION Home Spot Cube 2 Firmware vulnerabilities
- TI-2024-15952 Out-of-bounds write in KDDI CORPORATION HOME SPOT CUBE2 CVSS 3.1CRITICAL 9.8
- 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
- TI-2017-01485 HOME SPOT CUBE2 firmware V101 and earlier allows authenticated attackers to execute arbitrary OS commands via WebUI. CVSS 3.0HIGH 8.8
- TI-2017-01484 Buffer overflow in HOME SPOT CUBE2 firmware V101 and earlier allows an attacker to execute arbitrary code via WebUI. CVSS 3.0HIGH 8.8
- TI-2017-01483 OS command injection in KDDI CORPORATION HOME SPOT CUBE2 CVSS 3.0HIGH 8.0
Sources
- CVE-2024-21780 · CVE Program
- CVE-2024-21780 · NVD
- FIRST EPSS
- GHSA-crrf-qhw3-5g49 · 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