CVE-2025-7154 - CVE House

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Status published Medium CVE-2025-7154

TOTOLINK N200RE cstecgi.cgi sub_41A0F8 os command injection

5.3 CVSS

Vulnerability Description

A vulnerability, which was classified as critical, has been found in TOTOLINK N200RE 9.3.5u.6095_B20200916/9.3.5u.6139_B20201216. Affected by this issue is the function sub_41A0F8 of the file /cgi-bin/cstecgi.cgi. The manipulation of the argument Hostname leads to os command injection. The attack may be launched remotely. The exploit has been disclosed to the public and may be used.

Impact Analysis

Refer to official advisory for detailed impact metrics.

Remediation

Ensure systems are updated to the latest vendor-supplied patch levels.

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Credits & Attribution

The following person or organization is credited with identifying this vulnerability, as recorded in the NVD database:

FLY200503 (VulDB User)

References

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TOTOLINK A702R formOneKeyAccessButton sub_4466F8 buffer overflow

TOTOLINK A702R formFilter sub_4162DC buffer overflow

Affected Vendor

TOTOLINK

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Affected Software

N200RE

Vulnerable Versions:

9.3.5u.6095_B20200916, 9.3.5u.6139_B20201216

Timeline

Official Publish: July 8th, 2025

Last Modified: July 8th, 2025

Added to House: July 22nd, 2026

CVSS Vectors

V3: CVSS:3.0/AV:N/AC:L/PR:L/UI:N/S:U/C:L/I:L/A:L/E:P/RL:X/RC:R

Weaknesses (CWE)

MITRE ATT&CK TTPs

T1190 Exploit Public-Facing Application

T1059 Command and Scripting Interpreter

T1068 Exploitation for Privilege Escalation

Privilege Escalation

T1005 Data from Local System

T1041 Exfiltration Over C2 Channel

T1105 Ingress Tool Transfer

Command and Control