CVE-2026-7155

A security vulnerability has been detected in Totolink A8000RU 7.1cu.643_b20200521. This impacts the function setLoginPasswordCfg of the file /cgi-bin/cstecgi.cgi of the component CGI Handler. The manipulation of the argument admpass leads to os command injection. The attack may be initiated remotely. The exploit has been disclosed publicly and may be used.

CVSS v3 9.8 CRITICAL
CVSS v2.0 10.0 HIGH

9.8^/10

CVSS v3 : CRITICAL

Vector :

Exploitability : 3.9 / Impact : 5.9

Attack Vector NETWORK

Attack Complexity LOW

Privileges Required NONE

User Interaction NONE

Confidentiality Impact HIGH

Integrity Impact HIGH

Availability Impact HIGH

Scope UNCHANGED

10.0^/10

CVSS v2.0 : HIGH

Vector : AV:N/AC:L/Au:N/C:C/I:C/A:C

Exploitability : 10.0 / Impact : 10.0

Access Vector NETWORK

Access Complexity LOW

Authentication NONE

Confidentiality Impact COMPLETE

Integrity Impact COMPLETE

Availability Impact COMPLETE

References

Link	Resource
https://github.com/Litengzheng/vuldb_new2/blob/main/A8000RU/vul_319/README.md
https://vuldb.com/submit/801141
https://vuldb.com/vuln/359754
https://vuldb.com/vuln/359754/cti
https://www.totolink.net/

Configurations

No configuration.

History

26 Oct 2026, 21:10

Type	Values Removed	Values Added
Summary		(es) Se ha detectado una vulnerabilidad de seguridad en Totolink A8000RU 7.1cu.643_b20200521. Esto afecta a la función setLoginPasswordCfg del archivo /cgi-bin/cstecgi.cgi del componente Gestor CGI. La manipulación del argumento admpass conduce a una inyección de comandos del sistema operativo. El ataque puede iniciarse de forma remota. El exploit ha sido divulgado públicamente y puede ser utilizado.

Information

Published : 2026-04-27 21:16

Updated : 2026-10-26 21:10

NVD link : CVE-2026-7155

Mitre link : CVE-2026-7155

CVE.ORG link : CVE-2026-7155

JSON object : View

Products Affected

No product.

CWE

CWE-77

Improper Neutralization of Special Elements used in a Command ('Command Injection')

CWE-78

Improper Neutralization of Special Elements used in an OS Command ('OS Command Injection')

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