# CVE-2025-63363: CVE-2025-63363

Status: published. Published: 2025-12-04. Updated: 2026-11-07.

A lack of Management Frame Protection in Waveshare RS232/485 TO WIFI ETH (B) Serial to Ethernet/Wi-Fi Gateway Firmware V3.1.1.0: HW 4.3.2.1: Webpage V7.04T.07.002880.0301 allows attackers to execute de-authentication attacks, allowing crafted deauthentication and disassociation frames to be broadcast without authentication or encryption.

## Remediation

No remediation reported in collected sources

## Affected products and versions

- waveshare / rs232\/485_to_wifi_eth_\(b\)_firmware: 3.1.1.0 (affected, custom). Source: NVD; conditional on NVD configuration criteria

## NVD configuration conditions

Affected CPE matches depend on the following AND/OR and negation conditions:

```json
[
  {
    "negate": false,
    "nodes": [
      {
        "cpeMatch": [
          {
            "criteria": "cpe:2.3:o:waveshare:rs232\\/485_to_wifi_eth_\\(b\\)_firmware:3.1.1.0:*:*:*:*:*:*:*",
            "vulnerable": true
          }
        ],
        "negate": false,
        "operator": "OR"
      },
      {
        "cpeMatch": [
          {
            "criteria": "cpe:2.3:h:waveshare:rs232\\/485_to_wifi_eth_\\(b\\):4.3.2.1:*:*:*:*:*:*:*",
            "vulnerable": false
          }
        ],
        "negate": false,
        "operator": "OR"
      }
    ],
    "operator": "AND"
  }
]
```

## Severity and prioritization

- CVSS 3.1: 7.5 (high); CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H; source: NVD: 134c704f-9b21-4f2e-91b3-4a467353bcc0

- CISA KEV: No listing in collected sources

- EPSS: Not available

- SSVC: exploitation none; automatable yes; technical impact partial; source NVD SSVC: 134c704f-9b21-4f2e-91b3-4a467353bcc0

- Weaknesses: CWE-284

## Exploit evidence

- exploit: https://drive.google.com/file/d/1AGv9KWMTB71NJfIOncuNO6FyK0UAqxmL/view?usp=sharing (cve@mitre.org)

## References

- https://drive.google.com/file/d/1AGv9KWMTB71NJfIOncuNO6FyK0UAqxmL/view?usp=sharing (cve@mitre.org; Exploit, Third Party Advisory)

- https://otsecverse.github.io/OTSecVerse/posts/Post-3/ (cve@mitre.org; Third Party Advisory)

## Provenance

- NVD: https://nvd.nist.gov/vuln/detail/CVE-2025-63363; retrieved 2026-11-07; source updated 2026-11-07

Revision: 129157b3e397c6b87ef7659fff9ac800f89d33076887e2afd3e4df3da4f3cd00

Canonical: https://y2.dev/cve/CVE-2025-63363

## Agent and API access

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- OpenAPI: https://y2.dev/api/openapi.yaml. Agent access metadata: https://y2.dev/cve/agent.json.

Collected public records only. Check source status for coverage and freshness.