CVE-2022-37436

MEDIUM

Apache HTTP Server < 2.4.55 - HTTP Response Header Injection via CRLF Sequence

Title source: llm
STIX 2.1

Description

Prior to Apache HTTP Server 2.4.55, a malicious backend can cause the response headers to be truncated early, resulting in some headers being incorporated into the response body. If the later headers have any security purpose, they will not be interpreted by the client.

References (2)

Core 2
Core References
Release Notes, Vendor Advisory vendor-advisory
https://httpd.apache.org/security/vulnerabilities_24.html

Scores

CVSS v3 5.3
EPSS 0.5794
EPSS Percentile 99.0%
Attack Vector NETWORK
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:L/A:N

CISA SSVC

Vulnrichment
Exploitation none
Automatable yes
Technical Impact partial

Details

CWE
CWE-113 CWE-436
Status published
Products (1)
apache/http_server < 2.4.55
Published Jan 17, 2023
Tracked Since Feb 18, 2026