CVE:CVE-2020-6983
CNNVD:CNNVD-202002-1176
Moxa PT-7528和Moxa PT-7828都是中国台湾摩莎（Moxa）公司的一款管理型机架式以太网交换机。
使用4.0及之前版本固件的Moxa PT-7528系列和使用3.9及之前版本固件的PT-7828系列中存在安全漏洞，该漏洞源于程序使用了硬编码的加密密钥。攻击者可利用该漏洞恢复敏感的数据。
solution:Upgrade moxa pt-7528-24tx-hv_firmware to a higher version than 4.0,and avoid the version (,4.0]; Upgrade moxa pt-7528-24tx-hv-hv_firmware to a higher version than 4.0,and avoid the version (,4.0]; Upgrade moxa pt-7528-24tx-wv_firmware to a higher version than 4.0,and avoid the version (,4.0]; Upgrade moxa pt-7528-24tx-wv-hv_firmware to a higher version than 4.0,and avoid the version (,4.0]; Upgrade moxa pt-7528-24tx-wv-wv_firmware to a higher version than 4.0,and avoid the version (,4.0]; Upgrade moxa pt-7528-12msc-12tx-4gsfp-hv_firmware to a higher version than 4.0,and avoid the version (,4.0]; Upgrade moxa pt-7528-12msc-12tx-4gsfp-hv-hv_firmware to a higher version than 4.0,and avoid the version (,4.0]; Upgrade moxa pt-7528-12msc-12tx-4gsfp-wv_firmware to a higher version than 4.0,and avoid the version (,4.0]; Upgrade moxa pt-7528-12msc-12tx-4gsfp-wv-wv_firmware to a higher version than 4.0,and avoid the version (,4.0]; Upgrade moxa pt-7528-12mst-12tx-4gsfp-hv_firmware to a higher version than 4.0,and avoid the version (,4.0]; Upgrade moxa pt-7528-12mst-12tx-4gsfp-hv-hv_firmware to a higher version than 4.0,and avoid the version (,4.0]; Upgrade moxa pt-7528-12mst-12tx-4gsfp-wv_firmware to a higher version than 4.0,and avoid the version (,4.0]; Upgrade moxa pt-7528-12mst-12tx-4gsfp-wv-wv_firmware to a higher version than 4.0,and avoid the version (,4.0]; Upgrade moxa pt-7528-16msc-8tx-4gsfp-hv_firmware to a higher version than 4.0,and avoid the version (,4.0]; Upgrade moxa pt-7528-16msc-8tx-4gsfp-hv-hv_firmware to a higher version than 4.0,and avoid the version (,4.0]; Upgrade moxa pt-7528-16msc-8tx-4gsfp-wv_firmware to a higher version than 4.0,and avoid the version (,4.0]; Upgrade moxa pt-7528-16msc-8tx-4gsfp-wv-wv_firmware to a higher version than 4.0,and avoid the version (,4.0]; Upgrade moxa pt-7528-16mst-8tx-4gsfp-hv_firmware to a higher version than 4.0,and avoid the version (,4.0]; Upgrade moxa pt-7528-16mst-8tx-4gsfp-hv-hv_firmware to a higher version than 4.0,and avoid the version (,4.0]; Upgrade moxa pt-7528-16mst-8tx-4gsfp-wv_firmware to a higher version than 4.0,and avoid the version (,4.0]; Upgrade moxa pt-7528-16mst-8tx-4gsfp-wv-wv_firmware to a higher version than 4.0,and avoid the version (,4.0]; Upgrade moxa pt-7528-20msc-4tx-4gsfp-hv_firmware to a higher version than 4.0,and avoid the version (,4.0]; Upgrade moxa pt-7528-20msc-4tx-4gsfp-hv-hv_firmware to a higher version than 4.0,and avoid the version (,4.0]; Upgrade moxa pt-7528-20msc-4tx-4gsfp-wv_firmware to a higher version than 4.0,and avoid the version (,4.0]; Upgrade moxa pt-7528-20msc-4tx-4gsfp-wv-wv_firmware to a higher version than 4.0,and avoid the version (,4.0]; Upgrade moxa pt-7528-20mst-4tx-4gsfp-hv_firmware to a higher version than 4.0,and avoid the version (,4.0]; Upgrade moxa pt-7528-20mst-4tx-4gsfp-hv-hv_firmware to a higher version than 4.0,and avoid the version (,4.0]; Upgrade moxa pt-7528-20mst-4tx-4gsfp-wv_firmware to a higher version than 4.0,and avoid the version (,4.0]; Upgrade moxa pt-7528-20mst-4tx-4gsfp-wv-wv_firmware to a higher version than 4.0,and avoid the version (,4.0]; Upgrade moxa pt-7528-8msc-16tx-4gsfp-hv_firmware to a higher version than 4.0,and avoid the version (,4.0]; Upgrade moxa pt-7528-8msc-16tx-4gsfp-hv-hv_firmware to a higher version than 4.0,and avoid the version (,4.0]; Upgrade moxa pt-7528-8msc-16tx-4gsfp-wv_firmware to a higher version than 4.0,and avoid the version (,4.0]; Upgrade moxa pt-7528-8msc-16tx-4gsfp-wv-wv_firmware to a higher version than 4.0,and avoid the version (,4.0]; Upgrade moxa pt-7528-8mst-16tx-4gsfp-hv_firmware to a higher version than 4.0,and avoid the version (,4.0]; Upgrade moxa pt-7528-8mst-16tx-4gsfp-hv-hv_firmware to a higher version than 4.0,and avoid the version (,4.0]; Upgrade moxa pt-7528-8mst-16tx-4gsfp-wv_firmware to a higher version than 4.0,and avoid the version (,4.0]; Upgrade moxa pt-7528-8mst-16tx-4gsfp-wv-wv_firmware to a higher version than 4.0,and avoid the version (,4.0]; Upgrade moxa pt-7528-8ssc-16tx-4gsfp-hv-hv_firmware to a higher version than 4.0,and avoid the version (,4.0]; Upgrade moxa pt-7528-8ssc-16tx-4gsfp-wv-wv_firmware to a higher version than 4.0,and avoid the version (,4.0]; Upgrade moxa pt-7828-f-24_firmware to a higher version than 3.9,and avoid the version (,3.9]; Upgrade moxa pt-7828-f-24-24_firmware to a higher version than 3.9,and avoid the version (,3.9]; Upgrade moxa pt-7828-f-24-hv_firmware to a higher version than 3.9,and avoid the version (,3.9]; Upgrade moxa pt-7828-f-48_firmware to a higher version than 3.9,and avoid the version (,3.9]; Upgrade moxa pt-7828-f-48-48_firmware to a higher version than 3.9,and avoid the version (,3.9]; Upgrade moxa pt-7828-f-48-hv_firmware to a higher version than 3.9,and avoid the version (,3.9]; Upgrade moxa pt-7828-f-hv_firmware to a higher version than 3.9,and avoid the version (,3.9]; Upgrade moxa pt-7828-f-hv-hv_firmware to a higher version than 3.9,and avoid the version (,3.9]; Upgrade moxa pt-7828-r-24_firmware to a higher version than 3.9,and avoid the version (,3.9]; Upgrade moxa pt-7828-r-24-24_firmware to a higher version than 3.9,and avoid the version (,3.9]; Upgrade moxa pt-7828-r-24-hv_firmware to a higher version than 3.9,and avoid the version (,3.9]; Upgrade moxa pt-7828-r-48_firmware to a higher version than 3.9,and avoid the version (,3.9]; Upgrade moxa pt-7828-r-48-48_firmware to a higher version than 3.9,and avoid the version (,3.9]; Upgrade moxa pt-7828-r-48-hv_firmware to a higher version than 3.9,and avoid the version (,3.9]; Upgrade moxa pt-7828-r-hv_firmware to a higher version than 3.9,and avoid the version (,3.9]; Upgrade moxa pt-7828-r-hv-hv_firmware to a higher version than 3.9,and avoid the version (,3.9]