The Qualys Research Team has discovered a memory corruption vulnerability in polkit's pkexec, a SUID-root program that is installed by default on every major Linux distribution. This easily exploited vulnerability allows users without the proper access levels to gain full root privileges on a vulnerable host by exploiting this vulnerability in its default configuration.
Moxa has investigated the vulnerability and has determined that it affects some of Moxa's devices. In response to this, Moxa has developed solutions to address this vulnerability. Please refer to the Affected Products and Solutions section below to learn more.
This alert has come from: https://www.moxa.com/en/support/product-support/security-advisory/moxas-response-regarding-the-pwnkit-vulnerability