The web interface on Intelbras WIN 300 and WRN 342 devices through 2021-01-04 allows…
Priority HIGH 68Published · Updated
Key facts
- Attack vector
- Network
- Privileges required
- None
- User interaction
- None
- Attack complexity
- Low
- Impact type
- —
- Confidentiality · integrity · availability
- High · None · None
- Fix status
- No fix listed
Attack profile from CVSS 3.1 · NVD. Fix status from CNA.
Summary
The web interface on Intelbras WIN 300 and WRN 342 devices through 2021-01-04 allows remote attackers to discover credentials by reading the def_wirelesspassword line in the HTML source code.
Why it matters now
EPSS 0.63023 99th percentileScored 2026-11-08
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 · 4
| CPE | Versions | Role | Vendor |
|---|---|---|---|
| cpe:2.3:o:intelbras:win_300_firmware:*:*:*:*:*:*:*:* | up to 2021-01-04 | Vulnerable | Intelbras |
| cpe:2.3:h:intelbras:win_300:-:*:*:*:*:*:*:* | not specified by NVD | Running on | Intelbras |
| cpe:2.3:o:intelbras:wrn_342_firmware:*:*:*:*:*:*:*:* | up to 2021-01-04 | Vulnerable | Intelbras |
| cpe:2.3:h:intelbras:wrn_342:-:*:*:*:*:*:*:* | not specified by NVD | Running on | Intelbras |
- cpe:2.3:o:intelbras:win_300_firmware:*:*:*:*:*:*:*:* Versions up to 2021-01-04 Vulnerable ·Intelbras
- cpe:2.3:h:intelbras:win_300:-:*:*:*:*:*:*:* Versions not specified by NVD Running on ·Intelbras
- cpe:2.3:o:intelbras:wrn_342_firmware:*:*:*:*:*:*:*:* Versions up to 2021-01-04 Vulnerable ·Intelbras
- cpe:2.3:h:intelbras:wrn_342:-:*:*:*:*:*:*:* Versions not specified by NVD Running on ·Intelbras
Remediation
No fixed version listed by the sources yet.
Timeline
- 2026-10-02 Threatist record created from CVE-2021-3017
- 2026-10-03 Alias added: GHSA-vvf7-v2jp-v5fv
References
Sources
- CVE-2021-3017 · CVE Program
- CVE-2021-3017 · NVD
- FIRST EPSS
- GHSA-vvf7-v2jp-v5fv · 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