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CVE-2021-20826

Опубликовано: 24 дек. 2021
Источник: nvd
CVSS3: 7.6
CVSS2: 3.3
EPSS Низкий

Описание

Unprotected transport of credentials vulnerability in IDEC PLCs (FC6A Series MICROSmart All-in-One CPU module v2.32 and earlier, FC6A Series MICROSmart Plus CPU module v1.91 and earlier, WindLDR v8.19.1 and earlier, WindEDIT Lite v1.3.1 and earlier, and Data File Manager v2.12.1 and earlier) allows an attacker to obtain the PLC Web server user credentials from the communication between the PLC and the software. As a result, the complete access privileges to the PLC Web server may be obtained, and manipulation of the PLC output and/or suspension of the PLC may be conducted.

Уязвимые конфигурации

Конфигурация 1

Одновременно

cpe:2.3:o:idec:microsmart_fc6a_firmware:*:*:*:*:*:*:*:*
Версия до 2.32 (включая)
cpe:2.3:h:idec:microsmart_fc6a:-:*:*:*:*:*:*:*
Конфигурация 2

Одновременно

cpe:2.3:o:idec:microsmart_plus_fc6a_firmware:*:*:*:*:*:*:*:*
Версия до 1.91 (включая)
cpe:2.3:h:idec:microsmart_plus_fc6a:-:*:*:*:*:*:*:*
Конфигурация 3

Одно из

cpe:2.3:a:idec:data_file_manager:*:*:*:*:*:*:*:*
Версия до 2.12.1 (включая)
cpe:2.3:a:idec:windedit:*:*:*:*:*:*:*:*
Версия до 1.3.1 (включая)
cpe:2.3:a:idec:windldr:*:*:*:*:*:*:*:*
Версия до 8.19.1 (включая)

EPSS

Процентиль: 26%
0.0009
Низкий

7.6 High

CVSS3

3.3 Low

CVSS2

Дефекты

CWE-522

Связанные уязвимости

github
около 4 лет назад

Unprotected transport of credentials vulnerability in IDEC PLCs (FC6A Series MICROSmart All-in-One CPU module v2.32 and earlier, FC6A Series MICROSmart Plus CPU module v1.91 and earlier, WindLDR v8.19.1 and earlier, WindEDIT Lite v1.3.1 and earlier, and Data File Manager v2.12.1 and earlier) allows an attacker to obtain the PLC Web server user credentials from the communication between the PLC and the software. As a result, the complete access privileges to the PLC Web server may be obtained, and manipulation of the PLC output and/or suspension of the PLC may be conducted.

EPSS

Процентиль: 26%
0.0009
Низкий

7.6 High

CVSS3

3.3 Low

CVSS2

Дефекты

CWE-522