Kyocera TASKalfa 4053ci printers through 2VG_S000.002.561 allow a denial of service (service outage) via /wlmdeu%2f%2e%2e%2f%2e%2e followed…

Kyocera TASKalfa 4053ci printers through 2VG_S000.002.561 allow a denial of service (service outage) via /wlmdeu%2f%2e%2e%2f%2e%2e followed by a directory reference such as %2fetc%00index.htm to try to read the /etc directory.