Improper Input Validation vulnerability in the ABB SPIET800 and PNI800 module allows an attacker to cause the denial of service or make the module unresponsive.

Improper Input Validation vulnerability in the ABB SPIET800 and PNI800 module allows an attacker to cause the denial of service or make the module unresponsive.

The affected product is vulnerable to errors in handling out-of-order packets, which may cause the device to stop responding to any Ethernet-based requests. The resulting denial-of-service condition will not self-resolve, requiring a reboot to restore normal operation.CVE-2021-22285 has been assigned to this vulnerability. A CVSS v3 base score of 7.5 has been calculated; the CVSS vector string is (AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H). The affected product is vulnerable to specially formatted IET protocol packets that may cause the device to become unresponsive. The resulting denial-of-service condition will not self-resolve, requiring a reboot to restore normal operation.CVE-2021-22286 has been assigned to this vulnerability. A CVSS v3 base score of 7.5 has been calculated; the CVSS vector string is (AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H). The affected product is vulnerable to certain types of unexpected traffic that may cause the device to become unresponsive. The resulting denial-of-service condition will not self-resolve, requiring a reboot to restore normal operation.CVE-2021-22288 has been assigned to this vulnerability. A CVSS v3 base score of 7.5 has been calculated; the CVSS vector string is (AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H).