Security Advisory
CVE-2020-27540
CVE vulnerability detail — eXtreme Datacenter Security Operations
Description
Bash injection vulnerability and bypass of signature verification in Rostelecom CS-C2SHW 5.0.082.1. The camera reads firmware update configuration from SD card file vcversion.json. fw-sign parameter and from this configuration is directly inserted into a bash command. Firmware update is run automatically if there is special file on the inserted SD card.