Is CVE-2025-63362 in the CISA KEV catalog?

No. CVE-2025-63362 is not currently on the CISA Known Exploited Vulnerabilities list.

What is the CVSS severity of CVE-2025-63362?

CVE-2025-63362 has a CVSS v3 base score of 9.8 (CRITICAL).

What is the EPSS score for CVE-2025-63362?

CVE-2025-63362 has an EPSS score of 0.52% (41th percentile), estimating the probability of exploitation in the next 30 days.

How do I fix or mitigate CVE-2025-63362?

No published fix for CVE-2025-63362 has been found yet. Check the linked vendor advisories for guidance as it becomes available.

CVE & CISA-KEV Catalog

CVE-2025-63362

CRITICAL

9.8

CVSS v3

NVD

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.

CWE-620

How to fix

No published remediation has been found for this vulnerability's affected products yet.

Mitigation guidance may be in the linked vendor advisories in the References section below.

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CVSS v3 Vector

Exploitability

Attack VectorNetwork

Attack ComplexityLow

Privileges RequiredNone

User InteractionNone

ScopeUnchanged

Impact

ConfidentialityHigh

IntegrityHigh

AvailabilityHigh

CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H

Exploit Intelligence

0.52%probability of exploitation in 30 days

41stpercentile

Moderate risk: more likely to be exploited than 41% of all known CVEs.

References

Exploit2

Related Vulnerabilities

Other CWE-620 vulnerabilities, ordered by exploit likelihood. View all

CVE	Severity	CVSS	EPSS	Exploited	Fix
CVE-2024-20419	Critical	10.0	81%	-	Fix
CVE-2025-4322	Critical	9.8	19%	-	-
CVE-2024-48887	Critical	9.8	15%	-	Fix
CVE-2024-33699	Critical	9.9	9.2%	-	-
CVE-2020-7378	Critical	9.1	2.6%	-	-
CVE-2024-12824	Critical	9.8	2.1%	-	-

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This product uses NVD data but is not endorsed or certified by the NVD. EPSS scores courtesy of FIRST.org (https://www.first.org/epss). Source: CISA KEV Catalog. Data as of 2025-12-15.