CISA has published an advisory on an uncontrolled resource consumption vulnerability in Siemens SIMATIC WinAC RTX (F) 2010. All versions are affected. Successful exploitation of this vulnerability could allow an attacker to perform a denial-of-service attack that could compromise the availability of the service provided by the software. Siemens has provided recommendations for mitigating the vulnerability. CISA also recommends a series of measures for mitigating the vulnerability. Read the advisory at CISA.