CVE Database›CVE-2023-38709

CVE-2023-38709

httpd: HTTP response splitting

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Severity

Moderate

Red Hat Product Security

6.8

CVSS 3.1

Review impact separately from score.

Published · April 4, 2024

Updated · September 21, 2026

Description

A flaw was found in httpd. The response headers are not sanitized before an HTTP response is sent when a malicious backend can insert a Content-Type, Content-Encoding, or some other headers, resulting in an HTTP response splitting.

Statement

This flaw is only exploitable by a malicious backend or a malicious application, but may also affect forward proxy configurations.

CVSS score applicability

The CVSS score(s) listed for this vulnerability do not reflect the associated product's status, and are included for informational purposes to better understand the severity of this vulnerability.

Mitigation

Mitigation for this issue is either not available or the currently available options do not meet the Red Hat Product Security criteria comprising ease of use and deployment, applicability to widespread installation base or stability.

CVSS / CWE

CVSS 3.1 · 6.8
CVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:C/C:N/I:H/A:N

CWE-444 · Inconsistent Interpretation of HTTP Requests ('HTTP Request/Response Smuggling')