Skip to main content
CVE-2025-63362VulnerabilityPublished Updated

CVE-2025-63362: n/a

Source CVE Database V5

0

Not known to be exploited · CVSS 9.8 Critical.

Data as of 26 Oct 2026, 06:26 UTC

CVSS 3.1 base score
9.8Critical
How severe the flaw is on the 0–10 CVSS scale.
EPSS
0.5% chance of exploitation in 30 days – higher than 47% of CVEsExploit Prediction Scoring System: the likelihood attackers will use this flaw soon.
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H

Exploitation evidence

  1. Disclosed: evidence found.

    CVE published 4 Dec 2025

  2. Detectable: no evidence on record.

    No public nuclei template indexed

  3. Weaponised: no evidence on record.

    No public exploit code indexed in Metasploit or Exploit-DB

  4. Exploited in the wild: no evidence on record.

    Not in CISA KEV and no source reports exploitation

  5. Observed by OffSeq Mirage: no evidence on record.

    No attack traffic recorded by OffSeq Mirage sensors

A missing step is not evidence of safety. Sources: cve.org (opens in a new tab), the Metasploit, Exploit-DB and nuclei-templates index as of 2026-10-26.

What to do

AI-suggested

1. Immediately isolate affected Waveshare RS232/485 TO WIFI ETH (B) devices from untrusted or public networks to reduce exposure. 2. Restrict network access to these devices using firewall rules or network segmentation, allowing only trusted management hosts to communicate with them. 3. Monitor network traffic and device logs for unusual access patterns or attempts to set blank administrator credentials. 4. Implement strict access control policies and multi-factor authentication on network segments hosting these devices where possible. 5. Engage with Waveshare or authorized vendors to obtain firmware updates or patches as soon as they become available. 6. Consider replacing vulnerable devices with alternative solutions that have stronger security postures if patching is delayed. 7. Conduct thorough security assessments of industrial and OT networks to identify all instances of this device and assess exposure. 8. Educate operational technology staff about this vulnerability and the importance of monitoring and controlling device access. 9. Employ network intrusion detection systems (NIDS) tuned to detect attempts to exploit authentication bypass behaviors. 10. Document and update incident response plans to include scenarios involving compromise of serial-to-Ethernet gateways.

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 allows attackers to set the Administrator password and username as blank values, allowing attackers to bypass authentication.

References

Community reviews

Loading reviews…