ALT-PU-2017-1778-1

BDU:2018-00021

HIGH7.4

Уязвимость пакета OpenVPN, существующая из-за неправильной обработки клиентских подключений к HTTP-прокси, позволяющая нарушителю выполнить произвольный код

Опубликовано: 2018-01-12Изменено: 2021-03-23

CVSS 3.xВЫСОКАЯ 7.4

CVSS:3.x/AV:N/AC:H/PR:N/UI:N/S:U/C:H/I:N/A:H

CVSS 2.0СРЕДНЯЯ 4.0

CVSS:2.0/AV:N/AC:H/Au:N/C:P/I:N/A:P

Ссылки

CVE-2017-7520

CVE-2017-7478

HIGH7.5

OpenVPN version 2.3.12 and newer is vulnerable to unauthenticated Denial of Service of server via received large control packet. Note that this issue is fixed in 2.3.15 and 2.4.2.

Опубликовано: 2017-05-15Изменено: 2025-04-20

CVSS 2.0СРЕДНЯЯ 5.0

CVSS:2.0/AV:N/AC:L/Au:N/C:N/I:N/A:P

CVSS 3.xВЫСОКАЯ 7.5

CVSS:3.x/CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H

Ссылки

CVE-2017-7479

MEDIUM6.5

OpenVPN versions before 2.3.15 and before 2.4.2 are vulnerable to reachable assertion when packet-ID counter rolls over resulting into Denial of Service of server by authenticated attacker.

Опубликовано: 2017-05-15Изменено: 2025-04-20

CVSS 2.0СРЕДНЯЯ 4.0

CVSS:2.0/AV:N/AC:L/Au:S/C:N/I:N/A:P

CVSS 3.xСРЕДНЯЯ 6.5

CVSS:3.x/CVSS:3.0/AV:N/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H

Ссылки

CVE-2017-7508

HIGH7.5

OpenVPN versions before 2.4.3 and before 2.3.17 are vulnerable to remote denial-of-service when receiving malformed IPv6 packet.

Опубликовано: 2017-06-27Изменено: 2025-04-20

CVSS 2.0СРЕДНЯЯ 5.0

CVSS:2.0/AV:N/AC:L/Au:N/C:N/I:N/A:P

CVSS 3.xВЫСОКАЯ 7.5

CVSS:3.x/CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H

Ссылки

CVE-2017-7520

HIGH7.4

OpenVPN versions before 2.4.3 and before 2.3.17 are vulnerable to denial-of-service and/or possibly sensitive memory leak triggered by man-in-the-middle attacker.

Опубликовано: 2017-06-27Изменено: 2025-04-20

CVSS 2.0СРЕДНЯЯ 4.0

CVSS:2.0/AV:N/AC:H/Au:N/C:P/I:N/A:P

CVSS 3.xВЫСОКАЯ 7.4

CVSS:3.x/CVSS:3.0/AV:N/AC:H/PR:N/UI:N/S:U/C:H/I:N/A:H

Ссылки

CVE-2017-7521

MEDIUM5.9

OpenVPN versions before 2.4.3 and before 2.3.17 are vulnerable to remote denial-of-service due to memory exhaustion caused by memory leaks and double-free issue in extract_x509_extension().

Опубликовано: 2017-06-27Изменено: 2025-04-20

CVSS 2.0СРЕДНЯЯ 4.3

CVSS:2.0/AV:N/AC:M/Au:N/C:N/I:N/A:P

CVSS 3.xСРЕДНЯЯ 5.9

CVSS:3.x/CVSS:3.0/AV:N/AC:H/PR:N/UI:N/S:U/C:N/I:N/A:H

Ссылки

CVE-2017-7522

MEDIUM6.5

OpenVPN versions before 2.4.3 and before 2.3.17 are vulnerable to denial-of-service by authenticated remote attacker via sending a certificate with an embedded NULL character.

Опубликовано: 2017-06-27Изменено: 2025-04-20

CVSS 2.0СРЕДНЯЯ 4.0

CVSS:2.0/AV:N/AC:L/Au:S/C:N/I:N/A:P

CVSS 3.xСРЕДНЯЯ 6.5

CVSS:3.x/CVSS:3.0/AV:N/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H

Ссылки

Обновление пакета openvpn в ветке p8

Закрытые проблемы (7)

Уязвимость пакета OpenVPN, существующая из-за неправильной обработки клиентских подключений к HTTP-прокси, позволяющая нарушителю выполнить произвольный код

OpenVPN version 2.3.12 and newer is vulnerable to unauthenticated Denial of Service of server via received large control packet. Note that this issue is fixed in 2.3.15 and 2.4.2.

OpenVPN versions before 2.3.15 and before 2.4.2 are vulnerable to reachable assertion when packet-ID counter rolls over resulting into Denial of Service of server by authenticated attacker.

OpenVPN versions before 2.4.3 and before 2.3.17 are vulnerable to remote denial-of-service when receiving malformed IPv6 packet.

OpenVPN versions before 2.4.3 and before 2.3.17 are vulnerable to denial-of-service and/or possibly sensitive memory leak triggered by man-in-the-middle attacker.

OpenVPN versions before 2.4.3 and before 2.3.17 are vulnerable to remote denial-of-service due to memory exhaustion caused by memory leaks and double-free issue in extract_x509_extension().

OpenVPN versions before 2.4.3 and before 2.3.17 are vulnerable to denial-of-service by authenticated remote attacker via sending a certificate with an embedded NULL character.