An issue was discovered in myStrom WiFi Switch V1 before 2.66, WiFi Switch V2 before…
Priority LOW 30CWE-287Published · Updated
Key facts
- Attack vector
- Network
- Privileges required
- None
- User interaction
- None
- Attack complexity
- Low
- Impact type
- Security bypass
- Confidentiality · integrity · availability
- Low · Low · None
- Fix status
- No fix listed
Attack profile from CVSS 3.0 · NVD. Fix status from CNA. Impact type from CWE-287.
Summary
An issue was discovered in myStrom WiFi Switch V1 before 2.66, WiFi Switch V2 before 3.80, WiFi Switch EU before 3.80, WiFi Bulb before 2.58, WiFi LED Strip before 3.80, WiFi Button before 2.73, and WiFi Button Plus before 2.73. Devices did not authenticate themselves to the cloud in device to cloud communication. This lack of device authentication allowed an attacker to impersonate any device by guessing or learning their MAC address.
Why it matters now
EPSS 0.00787 56th percentileScored 2026-11-07
Fix No fix listed No fixed version in the sources yet
SSVC decision points
Not available: CISA has not published SSVC decision points for this record.
Affected products
| Vendor | Product | Affected versions | Fixed in | Status | Source |
|---|---|---|---|---|---|
| — | — | all versions | — | No fix listed | CNA |
- — Vendor— Affected all versions Fixed in — No fix listed CNA
CPE configurations NVD · 14
| CPE | Versions | Role | Vendor |
|---|---|---|---|
| cpe:2.3:o:mystrom:wifi_switch_firmware:*:*:*:*:*:*:*:* | before 2.66 | Vulnerable | Mystrom |
| cpe:2.3:h:mystrom:wifi_switch:v1:*:*:*:*:*:*:* | v1 | Running on | Mystrom |
| cpe:2.3:o:mystrom:wifi_switch_firmware:*:*:*:*:*:*:*:* | before 3.80 | Vulnerable | Mystrom |
| cpe:2.3:h:mystrom:wifi_switch:v2:*:*:*:*:*:*:* | v2 | Running on | Mystrom |
| cpe:2.3:o:mystrom:wifi_button_plus_firmware:*:*:*:*:*:*:*:* | before 2.73 | Vulnerable | Mystrom |
| cpe:2.3:h:mystrom:wifi_button_plus:-:*:*:*:*:*:*:* | not specified by NVD | Running on | Mystrom |
| cpe:2.3:o:mystrom:wifi_button_firmware:*:*:*:*:*:*:*:* | before 2.73 | Vulnerable | Mystrom |
| cpe:2.3:h:mystrom:wifi_button:-:*:*:*:*:*:*:* | not specified by NVD | Running on | Mystrom |
| cpe:2.3:o:mystrom:wifi_switch_eu_firmware:*:*:*:*:*:*:*:* | before 3.80 | Vulnerable | Mystrom |
| cpe:2.3:h:mystrom:wifi_switch_eu:-:*:*:*:*:*:*:* | not specified by NVD | Running on | Mystrom |
- cpe:2.3:o:mystrom:wifi_switch_firmware:*:*:*:*:*:*:*:* Versions before 2.66 Vulnerable ·Mystrom
- cpe:2.3:h:mystrom:wifi_switch:v1:*:*:*:*:*:*:* Versions v1 Running on ·Mystrom
- cpe:2.3:o:mystrom:wifi_switch_firmware:*:*:*:*:*:*:*:* Versions before 3.80 Vulnerable ·Mystrom
- cpe:2.3:h:mystrom:wifi_switch:v2:*:*:*:*:*:*:* Versions v2 Running on ·Mystrom
- cpe:2.3:o:mystrom:wifi_button_plus_firmware:*:*:*:*:*:*:*:* Versions before 2.73 Vulnerable ·Mystrom
- cpe:2.3:h:mystrom:wifi_button_plus:-:*:*:*:*:*:*:* Versions not specified by NVD Running on ·Mystrom
- cpe:2.3:o:mystrom:wifi_button_firmware:*:*:*:*:*:*:*:* Versions before 2.73 Vulnerable ·Mystrom
- cpe:2.3:h:mystrom:wifi_button:-:*:*:*:*:*:*:* Versions not specified by NVD Running on ·Mystrom
- cpe:2.3:o:mystrom:wifi_switch_eu_firmware:*:*:*:*:*:*:*:* Versions before 3.80 Vulnerable ·Mystrom
- cpe:2.3:h:mystrom:wifi_switch_eu:-:*:*:*:*:*:*:* Versions not specified by NVD Running on ·Mystrom
Show 4 more CPE
| CPE | Versions | Role | Vendor |
|---|---|---|---|
| cpe:2.3:o:mystrom:wifi_bulb_firmware:*:*:*:*:*:*:*:* | before 2.58 | Vulnerable | Mystrom |
| cpe:2.3:h:mystrom:wifi_bulb:-:*:*:*:*:*:*:* | not specified by NVD | Running on | Mystrom |
| cpe:2.3:o:mystrom:wifi_led_strip_firmware:*:*:*:*:*:*:*:* | before 3.80 | Vulnerable | Mystrom |
| cpe:2.3:h:mystrom:wifi_led_strip:-:*:*:*:*:*:*:* | not specified by NVD | Running on | Mystrom |
- cpe:2.3:o:mystrom:wifi_bulb_firmware:*:*:*:*:*:*:*:* Versions before 2.58 Vulnerable ·Mystrom
- cpe:2.3:h:mystrom:wifi_bulb:-:*:*:*:*:*:*:* Versions not specified by NVD Running on ·Mystrom
- cpe:2.3:o:mystrom:wifi_led_strip_firmware:*:*:*:*:*:*:*:* Versions before 3.80 Vulnerable ·Mystrom
- cpe:2.3:h:mystrom:wifi_led_strip:-:*:*:*:*:*:*:* Versions not specified by NVD Running on ·Mystrom
Remediation
No fixed version listed by the sources yet.
Timeline
- 2026-10-02 Threatist record created from CVE-2018-15479
- 2026-10-03 Alias added: GHSA-2v7m-c8xh-937p
References
More Mystrom Wifi Bulb Firmware vulnerabilities
- TI-2018-11039 An issue was discovered in myStrom WiFi Switch V1 before 2.66, WiFi Switch V2 before… CVSS 3.0HIGH 8.8
- TI-2018-11037 An issue was discovered in myStrom WiFi Switch V1 before 2.66, WiFi Switch V2 before… CVSS 3.0HIGH 8.1
- TI-2018-11035 An issue was discovered in myStrom WiFi Switch V1 before 2.66, WiFi Switch V2 before… CVSS 3.0HIGH 8.1
Sources
- CVE-2018-15479 · CVE Program
- CVE-2018-15479 · NVD
- FIRST EPSS
- GHSA-2v7m-c8xh-937p · 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