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CVE-2018-6794

Опубликовано: 07 фев. 2018
Источник: nvd
CVSS3: 5.3
CVSS2: 5
EPSS Средний

Описание

Suricata before 4.0.4 is prone to an HTTP detection bypass vulnerability in detect.c and stream-tcp.c. If a malicious server breaks a normal TCP flow and sends data before the 3-way handshake is complete, then the data sent by the malicious server will be accepted by web clients such as a web browser or Linux CLI utilities, but ignored by Suricata IDS signatures. This mostly affects IDS signatures for the HTTP protocol and TCP stream content; signatures for TCP packets will inspect such network traffic as usual.

Уязвимые конфигурации

Конфигурация 1
cpe:2.3:a:suricata-ids:suricata:*:*:*:*:*:*:*:*
Версия до 4.0.4 (исключая)
Конфигурация 2
cpe:2.3:o:debian:debian_linux:8.0:*:*:*:*:*:*:*

EPSS

Процентиль: 97%
0.37431
Средний

5.3 Medium

CVSS3

5 Medium

CVSS2

Дефекты

CWE-693

Связанные уязвимости

CVSS3: 5.3
ubuntu
около 8 лет назад

Suricata before 4.0.4 is prone to an HTTP detection bypass vulnerability in detect.c and stream-tcp.c. If a malicious server breaks a normal TCP flow and sends data before the 3-way handshake is complete, then the data sent by the malicious server will be accepted by web clients such as a web browser or Linux CLI utilities, but ignored by Suricata IDS signatures. This mostly affects IDS signatures for the HTTP protocol and TCP stream content; signatures for TCP packets will inspect such network traffic as usual.

CVSS3: 5.3
debian
около 8 лет назад

Suricata before 4.0.4 is prone to an HTTP detection bypass vulnerabili ...

CVSS3: 5.3
github
больше 3 лет назад

Suricata before 4.0.4 is prone to an HTTP detection bypass vulnerability in detect.c and stream-tcp.c. If a malicious server breaks a normal TCP flow and sends data before the 3-way handshake is complete, then the data sent by the malicious server will be accepted by web clients such as a web browser or Linux CLI utilities, but ignored by Suricata IDS signatures. This mostly affects IDS signatures for the HTTP protocol and TCP stream content; signatures for TCP packets will inspect such network traffic as usual.

fstec
около 8 лет назад

Уязвимость драйвера обработки TCP-пакетов систем обнаружения вторжений Snort и Suricata IDS, позволяющая нарушителю обойти функцию обнаружения сетевых атак

EPSS

Процентиль: 97%
0.37431
Средний

5.3 Medium

CVSS3

5 Medium

CVSS2

Дефекты

CWE-693