CISA has published an advisory on a stack-based buffer overflow vulnerability in Advantech WebAccess Node. Versions 8.4.4 and prior are affected. Successful exploitation of this vulnerability could crash the application being accessed; a buffer overflow condition may allow remote code execution. Advantech has released a patch to address the reported vulnerability. CISA also recommends a series of measures to mitigate the vulnerability. Read the advisory at CISA.