Affected: Siemens SIMATIC CP 1604, Siemens SIMATIC CP 1616, Siemens SIMATIC CP 343-1 Advanced, Siemens SIMATIC CP 443-1, Siemens SIMATIC CP 443-1 Advanced, Siemens SIMATIC CP 443-1 OPC UA, Siemens SIMATIC ET 200pro IM154-8 PN/DP CPU, Siemens SIMATIC ET 200pro IM154-8F PN/DP CPU, Siemens SIMATIC ET 200pro IM154-8FX PN/DP CPU, Siemens SIMATIC ET 200S IM151-8 PN/DP CPU and 86 more

The webserver of the affected devices contains a vulnerability that may lead to a denial of service condition. An attacker may cause a denial of service situation which leads to a restart of the webserver of the affected device. The security vulnerability could be exploited by an attacker with network access to the affected systems. Successful exploitation requires no system privileges and no user interaction. An attacker could use the vulnerability to compromise availability of the device.