Crestron AM-100 before firmware version 1.6.0.2 contains an authentication bypass in the web interface’s return.cgi script. Unauthenticated remote users can use the bypass to access some administrator functionality such as configuring update sources and rebooting the device.
crestron
CVE-2019-3925
Crestron AM-100 with firmware 1.6.0.2 and AM-101 with firmware 2.7.0.2 are vulnerable to command injection via SNMP OID iso.3.6.1.4.1.3212.100.3.2.9.3. A remote, unauthenticated attacker can use this vulnerability to execute operating system commands as root.
CVE-2019-3926
Crestron AM-100 with firmware 1.6.0.2 and AM-101 with firmware 2.7.0.2 are vulnerable to command injection via SNMP OID iso.3.6.1.4.1.3212.100.3.2.14.1. A remote, unauthenticated attacker can use this vulnerability to execute operating system commands as root.
CVE-2019-3927
Crestron AM-100 with firmware 1.6.0.2 and AM-101 with firmware 2.7.0.2 anyone can change the administrator and moderator passwords via the iso.3.6.1.4.1.3212.100.3.2.8.1 and iso.3.6.1.4.1.3212.100.3.2.8.2 OIDs. A remote, unauthenticated attacker can use this vulnerability to change the admin or moderator user’s password and gain access to restricted areas on the HTTP interface.
CVE-2019-3928
Crestron AM-100 with firmware 1.6.0.2 and AM-101 with firmware 2.7.0.2 allow any user to obtain the presentation passcode via the iso.3.6.1.4.1.3212.100.3.2.7.4 OIDs. A remote, unauthenticated attacker can use this vulnerability to access a restricted presentation or to become the presenter.
CVE-2019-3931
Crestron AM-100 with firmware 1.6.0.2 and AM-101 with firmware 2.7.0.2 are vulnerable to argumention injection to the curl binary via crafted HTTP requests to return.cgi. A remote, authenticated attacker can use this vulnerability to upload files to the device and ultimately execute code as root.