CVE-2019-0197

MEDIUM

Apache HTTP Server < 2.4.38 - HTTP Request Smuggling

Title source: rule
STIX 2.1

Description

A vulnerability was found in Apache HTTP Server 2.4.34 to 2.4.38. When HTTP/2 was enabled for a http: host or H2Upgrade was enabled for h2 on a https: host, an Upgrade request from http/1.1 to http/2 that was not the first request on a connection could lead to a misconfiguration and crash. Server that never enabled the h2 protocol or that only enabled it for https: and did not set "H2Upgrade on" are unaffected by this issue.

References (30)

... and 10 more

Scores

CVSS v3 4.2
EPSS 0.0219
EPSS Percentile 84.5%
Attack Vector NETWORK
CVSS:3.1/AV:N/AC:H/PR:L/UI:N/S:U/C:N/I:L/A:L

Details

CWE
CWE-444
Status published
Products (24)
apache/http_server 2.4.34 - 2.4.38
canonical/ubuntu_linux 16.04
canonical/ubuntu_linux 18.04
canonical/ubuntu_linux 19.04
fedoraproject/fedora 30
opensuse/leap 15.0
opensuse/leap 42.3
oracle/communications_session_report_manager 8.0.0
oracle/communications_session_report_manager 8.1.0
oracle/communications_session_report_manager 8.1.1
... and 14 more
Published Jun 11, 2019
Tracked Since Feb 18, 2026