Cross-site request forgery in ELECOM CO.,LTD. WRC-300FEBK-A
Priority LOW 29CWE-352Published · Updated
Key facts
- Attack vector
- Network
- Privileges required
- None
- User interaction
- Required
- Attack complexity
- Low
- Impact type
- Tampering
- Confidentiality · integrity · availability
- None · High · None
- Fix status
- No fix listed
Attack profile from CVSS 3.1 · NVD. Fix status from CNA. Impact type from CWE-352.
Summary
Cross-site request forgery (CSRF) vulnerability in ELECOM WRC-300FEBK-A allows remote attackers to hijack the authentication of administrators and execute an arbitrary request via unspecified vector. As a result, the device settings may be altered and/or telnet daemon may be started.
Why it matters now
EPSS 0.00522 44th 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 |
|---|---|---|---|---|---|
| ELECOM CO.,LTD. | WRC-300FEBK-A | WRC-300FEBK-A | — | No fix listed | CNA |
- WRC-300FEBK-A VendorELECOM CO.,LTD. Affected WRC-300FEBK-A Fixed in — No fix listed CNA
CPE configurations NVD · 2
| CPE | Versions | Role | Vendor |
|---|---|---|---|
| cpe:2.3:o:elecom:wrc-300febk-a_firmware:-:*:*:*:*:*:*:* | not specified by NVD | Vulnerable | ELECOM CO.,LTD. |
| cpe:2.3:h:elecom:wrc-300febk-a:-:*:*:*:*:*:*:* | not specified by NVD | Running on | ELECOM CO.,LTD. |
- cpe:2.3:o:elecom:wrc-300febk-a_firmware:-:*:*:*:*:*:*:* Versions not specified by NVD Vulnerable ·ELECOM CO.,LTD.
- cpe:2.3:h:elecom:wrc-300febk-a:-:*:*:*:*:*:*:* Versions not specified by NVD Running on ·ELECOM CO.,LTD.
Remediation
No fixed version listed by the sources yet.
Timeline
- 2026-10-02 Threatist record created from CVE-2021-20646
- 2026-10-03 Alias added: GHSA-g58c-cr2p-rwrf
References
More ELECOM CO.,LTD. Wrc-300febk-a Firmware vulnerabilities
- TI-2021-03872 Cross-site scripting in ELECOM CO.,LTD. WRC-300FEBK-A CVSS 3.1MEDIUM 5.4
Sources
- CVE-2021-20646 · CVE Program
- CVE-2021-20646 · NVD
- FIRST EPSS
- GHSA-g58c-cr2p-rwrf · GitHub Advisory Database · CC BY 4.0
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