Siemens Sentron 3Va Com800 Firmware vulnerabilities

CVE-2020-13987 [HIGH] CWE-125 CVE-2020-13987: An issue was discovered in Contiki through 3.0. An Out-of-Bounds Read vulnerability exists in the uI An issue was discovered in Contiki through 3.0. An Out-of-Bounds Read vulnerability exists in the uIP TCP/IP Stack component when calculating the checksums for IP packets in upper_layer_chksum in net/ipv4/uip.c.

CVE-2020-17437 [HIGH] CWE-787 CVE-2020-17437: An issue was discovered in uIP 1.0, as used in Contiki 3.0 and other products. When the Urgent flag An issue was discovered in uIP 1.0, as used in Contiki 3.0 and other products. When the Urgent flag is set in a TCP packet, and the stack is configured to ignore the urgent data, the stack attempts to use the value of the Urgent pointer bytes to separate the Urgent data from the normal data, by calculating the offset at which the normal data should be