CVE-2017-16778-Intercom-DTMF-Injection

Invoking DTMF Tones for Physical Access Grant on Fermax Lift Intercom System CVE-2017-16778 Special Mentions First and foremost, @dizijoyjoy for assisting on the demo set in order for a successful shoot. Special acknowledgement to Fermax for the prompt response to the security bug report on their...

CVE-2017-16778: Incorrect Authorization

An access control weakness in the DTMF tone receiver of Fermax Outdoor Panel allows physical attackers to inject a Dual-Tone-Multi-Frequency DTMF tone to invoke an access grant that would allow physical access to a restricted floor/level. By design, only a residential unit owner may allow such an...