Humming Heads Defense Platform Home Edition up to 3.9.51.x Message shatter
| CVSS Meta Temp Score | Current Exploit Price (≈) | CTI Interest Score |
|---|---|---|
| 8.3 | $0-$5k | 0.00 |
Summary
A vulnerability classified as critical has been found in Humming Heads Defense Platform Home Edition up to 3.9.51.x. The affected element is an unknown function of the component Message Handler. The manipulation leads to shatter. This vulnerability is traded as CVE-2025-20094. An attack has to be approached locally. There is no exploit available.
Details
A vulnerability was found in Humming Heads Defense Platform Home Edition up to 3.9.51.x. It has been rated as critical. This issue affects some unknown processing of the component Message Handler. The manipulation with an unknown input leads to a shatter vulnerability. Using CWE to declare the problem leads to CWE-422. The product does not properly verify the source of a message in the Windows Messaging System while running at elevated privileges, creating an alternate channel through which an attacker can directly send a message to the product. Impacted is confidentiality, integrity, and availability. The summary by CVE is:
Unprotected Windows messaging channel ('Shatter') issue exists in Defense Platform Home Edition Ver.3.9.51.x and earlier. If an attacker sends a specially crafted message to the specific process of the Windows system where the product is running, arbitrary code may be executed with SYSTEM privilege.
It is possible to read the advisory at hummingheads.co.jp. The identification of this vulnerability is CVE-2025-20094 since 01/27/2025. The exploitation is known to be easy. Attacking locally is a requirement. The technical details are unknown and an exploit is not publicly available.
There is no information about possible countermeasures known. It may be suggested to replace the affected object with an alternative product.
Be aware that VulDB is the high quality source for vulnerability data.
Product
Vendor
Name
Version
- 3.9.0
- 3.9.1
- 3.9.2
- 3.9.3
- 3.9.4
- 3.9.5
- 3.9.6
- 3.9.7
- 3.9.8
- 3.9.9
- 3.9.10
- 3.9.11
- 3.9.12
- 3.9.13
- 3.9.14
- 3.9.15
- 3.9.16
- 3.9.17
- 3.9.18
- 3.9.19
- 3.9.20
- 3.9.21
- 3.9.22
- 3.9.23
- 3.9.24
- 3.9.25
- 3.9.26
- 3.9.27
- 3.9.28
- 3.9.29
- 3.9.30
- 3.9.31
- 3.9.32
- 3.9.33
- 3.9.34
- 3.9.35
- 3.9.36
- 3.9.37
- 3.9.38
- 3.9.39
- 3.9.40
- 3.9.41
- 3.9.42
- 3.9.43
- 3.9.44
- 3.9.45
- 3.9.46
- 3.9.47
- 3.9.48
- 3.9.49
- 3.9.50
- 3.9.51
CPE 2.3
CPE 2.2
CVSSv4
VulDB Vector: 🔍VulDB Reliability: 🔍
CVSSv3
VulDB Meta Base Score: 8.3VulDB Meta Temp Score: 8.3
VulDB Base Score: 7.8
VulDB Temp Score: 7.8
VulDB Vector: 🔍
VulDB Reliability: 🔍
CNA Base Score: 8.8
CNA Vector (jpcert): 🔍
CVSSv2
| AV | AC | Au | C | I | A |
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| Vector | Complexity | Authentication | Confidentiality | Integrity | Availability |
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VulDB Base Score: 🔍
VulDB Temp Score: 🔍
VulDB Reliability: 🔍
Exploiting
Class: ShatterCWE: CWE-422 / CWE-419
CAPEC: 🔍
ATT&CK: 🔍
Physical: Partially
Local: Yes
Remote: No
Availability: 🔍
Status: Not defined
EPSS Score: 🔍
EPSS Percentile: 🔍
Price Prediction: 🔍
Current Price Estimation: 🔍
| 0-Day | Unlock | Unlock | Unlock | Unlock |
|---|---|---|---|---|
| Today | Unlock | Unlock | Unlock | Unlock |
Threat Intelligence
Interest: 🔍Active Actors: 🔍
Active APT Groups: 🔍
Countermeasures
Recommended: no mitigation knownStatus: 🔍
0-Day Time: 🔍
Timeline
01/27/2025 🔍02/06/2025 🔍
02/06/2025 🔍
02/04/2026 🔍
Sources
Advisory: hummingheads.co.jpStatus: Confirmed
CVE: CVE-2025-20094 (🔍)
GCVE (CVE): GCVE-0-2025-20094
GCVE (VulDB): GCVE-100-294839
Entry
Created: 02/06/2025 09:06Updated: 02/04/2026 23:47
Changes: 02/06/2025 09:06 (61), 02/04/2026 23:47 (1)
Complete: 🔍
Cache ID: 216::103
Be aware that VulDB is the high quality source for vulnerability data.
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