Arbitrary OS Command Execution Vulnerability in DBL DBLTek Web Server

CVE-2017-16934 · HIGH Severity

AV:N/AC:L/AU:N/C:C/I:C/A:C

The web server on DBL DBLTek devices allows remote attackers to execute arbitrary OS commands by obtaining the admin password via a frame.html?content=/dev/mtdblock/5 request, and then using this password for the HTTP Basic Authentication needed for a change_password.csp request, which supports a "<%%25call system.exec:" string in the passwd parameter.

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