The Crestron AM-100 firmware 1.6.0.2 Crestron AM-101 firmware 2.7.0.1 Barco wePresent WiPG-1000P firmware 2.3.0.10 Barco wePresent WiPG-1600W before firmware 2.4.1.19 Extron ShareLink 200/250 firmware 2.0.3.4 Teq AV IT WIPS710 firmware 1.1.0.7 SHARP PN-L703WA firmware 1.4.2.3 Optoma WPS-Pro firmware 1.0.0.5 Blackbox HD WPS firmware 1.0.0.5 InFocus LiteShow3 firmware 1.0.16 and InFocus LiteShow4 2.0.0.7 are vulnerable to a stack buffer overflow in libAwgCgi.so's PARSERtoCHAR function. A remote unauthenticated attacker can use this vulnerability to execute arbitrary code as root via a crafted request to the return.cgi endpoint.