CVE-2026-5993

A vulnerability was identified in Totolink A7100RU 7.4cu.2313_b20191024. This vulnerability affects the function setWiFiGuestCfg of the file /cgi-bin/cstecgi.cgi of the component CGI Handler. Such manipulation of the argument wifiOff leads to os command injection. The attack can be executed remotely. The exploit is publicly available and might 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_new/blob/main/A7100RU/vul_165/README.md
https://vuldb.com/submit/792041
https://vuldb.com/vuln/356547
https://vuldb.com/vuln/356547/cti
https://www.totolink.net/

Configurations

No configuration.

History

26 Oct 2026, 21:10

Type	Values Removed	Values Added
Summary		(es) Una vulnerabilidad fue identificada en Totolink A7100RU 7.4cu.2313_b20191024. Esta vulnerabilidad afecta a la función setWiFiGuestCfg del archivo /cgi-bin/cstecgi.cgi del componente Gestor CGI. Dicha manipulación del argumento wifiOff conduce a una inyección de comandos del sistema operativo. El ataque puede ser ejecutado remotamente. El exploit está disponible públicamente y podría ser utilizado.

Information

Published : 2026-04-10 01:16

Updated : 2026-10-26 21:10

NVD link : CVE-2026-5993

Mitre link : CVE-2026-5993

CVE.ORG link : CVE-2026-5993

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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