A vulnerability was detected in Totolink NR1800X 9.1.0u.6279B20210910. Impacted is the function setWizardCfg of the file /cgi-bin/cstecgi.cgi of the component POST Request Handler. Performing a manipulation of the argument ssid results in buffer overflow. The attack may be initiated remotely. The exploit is now public and may be used.

TOTOLINK NR1800X V9.1.0u.6681B20230703 was discovered to contain an authenticated stack overflow via the text parameter in the setSmsCfg function.

A vulnerability was found in Totolink NR1800X 9.1.0u.6279B20210910 and classified as critical. Affected by this issue is the function loginAuth of the file /cgi-bin/cstecgi.cgi. The manipulation of the argument password leads to stack-based buffer overflow. The attack may be launched remotely. The exploit has been disclosed to the public and may be used. VDB-249854 is the identifier assigned to this vulnerability. NOTE: The vendor was contacted early about this disclosure but did not respond in any way.

TOTOLINK NR1800X V9.1.0u.6279B20210910 was discovered to contain a stack overflow via the httphost parameter in the function loginAuth.

TOTOLINK NR1800X V9.1.0u.6279B20210910 was discovered to contain a command injection vulnerability via the OpModeCfg function at /cgi-bin/cstecgi.cgi.

TOTOLINK NR1800X V9.1.0u.6279B20210910 was discovered to contain a command injection vulnerability via the UploadFirmwareFile function at /cgi-bin/cstecgi.cgi.

TOTOLINK NR1800X V9.1.0u.6279B20210910 was discovered to contain an unauthenticated stack overflow via the "main" function.