CVE-2025-13184

Unauthenticated Telnet enablement via cstecgi.cgi (auth bypass) leading to unauthenticated root login with a blank password

Published Dec 10, 2025 CVSS 3.1 · 9.8 Critical EPSS 20.8% KEV · Not listed
Description
Unauthenticated Telnet enablement via cstecgi.cgi (auth bypass) leading to unauthenticated root login with a blank password on factory/reset X5000R V9.1.0u.6369_B20230113 (arbitrary command execution). Earlier versions that share the same implementation, may also be affected.

Remediation

No solution or workaround provided in the CVE record

Tracking

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Advisories

No advisories available
History
Type Values Removed Values Added
First Time appeared Totolink x5000r Firmware
Weaknesses CWE-863
CPEs cpe:2.3:h:totolink:x5000r:-:*:*:*:*:*:*:*
cpe:2.3:o:totolink:x5000r_firmware:9.1.0u.6369_b20230113:*:*:*:*:*:*:*
Vendors & Products Totolink x5000r Firmware
Type Values Removed Values Added
First Time appeared Totolink
Totolink x5000r
Vendors & Products Totolink
Totolink x5000r
Type Values Removed Values Added
Metrics cvssV3_1

{'score': 9.8, 'vector': 'CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H'}

ssvc

{'options': {'Automatable': 'yes', 'Exploitation': 'poc', 'Technical Impact': 'total'}, 'version': '2.0.3'}

Type Values Removed Values Added
Description Unauthenticated Telnet enablement via cstecgi.cgi (auth bypass) leading to unauthenticated root login with a blank password on factory/reset X5000R V9.1.0u.6369_B20230113 (arbitrary command execution). Earlier versions that share the same implementation, may also be affected.
Title Unauthenticated Telnet enablement via cstecgi.cgi (auth bypass) leading to unauthenticated root login with a blank password
References
Weaknesses

Sources

Status
PUBLISHED
Assigner
certcc
Published
Updated
Dec 10, 2025, 3:21 PM
Reserved
Nov 14, 2025, 12:22 PM
Status
Analyzed
Published
Dec 10, 2025, 1:16 PM
Modified
Sep 25, 2026, 11:10 PM