CVE-2025-64388

Denial of service through specific packets

Published Oct 31, 2025 CVSS 4.0 · 9.2 Critical EPSS < 1% KEV · Not listed
Description
Denial of service of the web server through specific requests to this protocol

Remediation

Vendor Solution

The new version of the device will use the HTTPS protocol. It is also recommended to deploy it behind a firewall that allows you to prevent this attack.

Tracking

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Advisories

No advisories available
History
Type Values Removed Values Added
First Time appeared Circutor
Circutor tcprs1plus
Vendors & Products Circutor
Circutor tcprs1plus
Type Values Removed Values Added
Metrics ssvc

{'options': {'Automatable': 'yes', 'Exploitation': 'none', 'Technical Impact': 'partial'}, 'version': '2.0.3'}

Type Values Removed Values Added
Description Denial of service of the web server through specific requests to this protocol
Title Denial of service through specific packets
Weaknesses CWE-400
References
Metrics cvssV4_0

{'score': 9.2, 'vector': 'CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:N/VC:N/VI:N/VA:H/SC:N/SI:N/SA:H'}

Weaknesses

Sources

Status
PUBLISHED
Assigner
S21sec
Published
Updated
Nov 3, 2025, 3:47 PM
Reserved
Oct 31, 2025, 1:13 PM
Status
Deferred
Published
Oct 31, 2025, 3:15 PM
Modified
Jun 17, 2026, 9:54 AM