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CVE-2021-1611

Опубликовано: 23 сент. 2021
Источник: nvd
CVSS3: 8.6
CVSS2: 5
EPSS Низкий

Описание

A vulnerability in Ethernet over GRE (EoGRE) packet processing of Cisco IOS XE Wireless Controller Software for the Cisco Catalyst 9800 Family Wireless Controller, Embedded Wireless Controller, and Embedded Wireless on Catalyst 9000 Series Switches could allow an unauthenticated, remote attacker to cause a denial of service (DoS) condition on an affected device. This vulnerability is due to improper processing of malformed EoGRE packets. An attacker could exploit this vulnerability by sending malicious packets to the affected device. A successful exploit could allow the attacker to cause the device to reload, resulting in a DoS condition.

Уязвимые конфигурации

Конфигурация 1

Одновременно

cpe:2.3:o:cisco:ios_xe:*:*:*:*:*:*:*:*
Версия до 17.3.1 (исключая)

Одно из

cpe:2.3:h:cisco:catalyst_9800:-:*:*:*:*:*:*:*
cpe:2.3:h:cisco:catalyst_9800-40:-:*:*:*:*:*:*:*
cpe:2.3:h:cisco:catalyst_9800-80:-:*:*:*:*:*:*:*
cpe:2.3:h:cisco:catalyst_9800-cl:-:*:*:*:*:*:*:*
cpe:2.3:h:cisco:catalyst_9800-l:-:*:*:*:*:*:*:*
cpe:2.3:h:cisco:catalyst_9800-l-c:-:*:*:*:*:*:*:*
cpe:2.3:h:cisco:catalyst_9800-l-f:-:*:*:*:*:*:*:*

EPSS

Процентиль: 65%
0.00491
Низкий

8.6 High

CVSS3

5 Medium

CVSS2

Дефекты

CWE-399
NVD-CWE-noinfo

Связанные уязвимости

CVSS3: 8.6
github
больше 3 лет назад

A vulnerability in Ethernet over GRE (EoGRE) packet processing of Cisco IOS XE Wireless Controller Software for the Cisco Catalyst 9800 Family Wireless Controller, Embedded Wireless Controller, and Embedded Wireless on Catalyst 9000 Series Switches could allow an unauthenticated, remote attacker to cause a denial of service (DoS) condition on an affected device. This vulnerability is due to improper processing of malformed EoGRE packets. An attacker could exploit this vulnerability by sending malicious packets to the affected device. A successful exploit could allow the attacker to cause the device to reload, resulting in a DoS condition.

CVSS3: 8.6
fstec
больше 4 лет назад

Уязвимость функции GRE (EoGRE) операционной системы Cisco IOS XE, позволяющая нарушителю вызвать отказ в обслуживании

EPSS

Процентиль: 65%
0.00491
Низкий

8.6 High

CVSS3

5 Medium

CVSS2

Дефекты

CWE-399
NVD-CWE-noinfo