CVE-2025-63364
HIGH
7.5
CVSS Score
Published: December 4, 2025 at 12:00 AM UTC
Updated: June 17, 2026 at 09:53 AM UTC
2 products affected across 1 vendorRS232 /485 To WIFI Eth (b ) FirmwareWaveshare RS232/485 TO WIFI ETH (B)
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Severity
HIGH7.5
Exploit prediction
EPSS 0.3%
SSVC
No known exploit
Description
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 was discovered to transmit Administrator credentials in plaintext.
Affected
Our own answer: ranges merged, affected separated from platform-only, with confidence and review flags.
waveshare-rs232-485-to-wifi-eth-b (same device)
Remediation
No guide yetNo remediation guidance has been written for this CVE yet. What the record does show:
Patch and advisory references
References (2)
ExploitThird Party Advisory
Source: cverecord
https://drive.google.com/file/d/1AGv9KWMTB71NJfIOncuNO6FyK0UAqxmL/view?usp=sharingMitigationThird Party Advisory
Source: cverecord
https://otsecverse.github.io/OTSecVerse/posts/Post-4/SSVC — Action Prioritization
SSVCNo known exploitAutomatablePartial impact
SSVC signals action urgency (what to patch first), separate from CVSS which measures severity.
CVSS
7.5HIGHCISA-ADP
- Attack Vector
- NETWORK
- Complexity
- LOW
- Privileges
- NONE
- User Interaction
- NONE
- Scope
- UNCHANGED
- Confidentiality
- HIGH
- Integrity
- NONE
- Availability
- NONE
Vector?
Quick Info
StatusANALYZED
CWE
CWE-319
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