Improper authentication in ABB VSN300 WiFi Logger Card
Priority LOW 38CWE-287Published · Updated
Key facts
- Attack vector
- Network
- Privileges required
- None
- User interaction
- None
- Attack complexity
- Low
- Impact type
- Security bypass
- Confidentiality · integrity · availability
- High · None · None
- Fix status
- No fix listed
Attack profile from CVSS 3.0 · NVD. Fix status from CNA. Impact type from CWE-287.
Summary
An Improper Authentication issue was discovered in ABB VSN300 WiFi Logger Card versions 1.8.15 and prior, and VSN300 WiFi Logger Card for React versions 2.1.3 and prior. By accessing a specific uniform resource locator (URL) on the web server, a malicious user is able to access internal information about status and connected devices without authenticating.
Why it matters now
EPSS 0.02715 86th 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 |
|---|---|---|---|---|---|
| — | ABB VSN300 WiFi Logger Card | ABB VSN300 WiFi Logger Card | — | No fix listed | CNA |
- ABB VSN300 WiFi Logger Card Vendor— Affected ABB VSN300 WiFi Logger Card Fixed in — No fix listed CNA
CPE configurations NVD · 4
| CPE | Versions | Role | Vendor |
|---|---|---|---|
| cpe:2.3:o:abb:vsn300_firmware:*:*:*:*:*:*:*:* | up to 1.8.15 | Vulnerable | ABB |
| cpe:2.3:h:abb:vsn300:-:*:*:*:*:*:*:* | not specified by NVD | Running on | ABB |
| cpe:2.3:o:abb:vsn300_for_react_firmware:2.1.3:*:*:*:*:*:*:* | 2.1.3 | Vulnerable | ABB |
| cpe:2.3:h:abb:vsn300_for_react:-:*:*:*:*:*:*:* | not specified by NVD | Running on | ABB |
- cpe:2.3:o:abb:vsn300_firmware:*:*:*:*:*:*:*:* Versions up to 1.8.15 Vulnerable ·ABB
- cpe:2.3:h:abb:vsn300:-:*:*:*:*:*:*:* Versions not specified by NVD Running on ·ABB
- cpe:2.3:o:abb:vsn300_for_react_firmware:2.1.3:*:*:*:*:*:*:* Versions 2.1.3 Vulnerable ·ABB
- cpe:2.3:h:abb:vsn300_for_react:-:*:*:*:*:*:*:* Versions not specified by NVD Running on ·ABB
Remediation
No fixed version listed by the sources yet.
Timeline
- 2026-10-02 Threatist record created from CVE-2017-7920
- 2026-10-03 Alias added: GHSA-wwfh-wcfq-86q2
References
More ABB Vsn300 Firmware vulnerabilities
- TI-2017-05525 Access control flaw in ABB VSN300 WiFi Logger Card CVSS 3.0MEDIUM 6.5
Sources
- CVE-2017-7920 · CVE Program
- CVE-2017-7920 · NVD
- FIRST EPSS
- GHSA-wwfh-wcfq-86q2 · 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