CVE-2023-27522

Apache HTTP Server: mod_proxy_uwsgi HTTP response splitting

Published Mar 7, 2023 CVSS 3.1 · 7.5 High EPSS 2.1% KEV · Not listed
Description
HTTP Response Smuggling vulnerability in Apache HTTP Server via mod_proxy_uwsgi. This issue affects Apache HTTP Server: from 2.4.30 through 2.4.55.

Special characters in the origin response header can truncate/split the response forwarded to the client.

Remediation

No solution or workaround provided in the CVE record

Tracking

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Advisories

Source ID Title
Debian DLA Debian DLA DLA-3401-1 apache2 security update
Debian DSA Debian DSA DSA-5376-1 apache2 security update
EUVD EUVD EUVD-2023-1108 HTTP Response Smuggling vulnerability in Apache HTTP Server via mod_proxy_uwsgi. This issue affects Apache HTTP Server: from 2.4.30 through 2.4.55. Special characters in the origin response header can truncate/split the response forwarded to the client.
Github GHSA Github GHSA GHSA-vcph-37mh-fqrh Apache HTTP Server via mod_proxy_uwsgi HTTP response smuggling
Ubuntu USN Ubuntu USN USN-5942-1 Apache HTTP Server vulnerabilities
History
Type Values Removed Values Added
Description HTTP Response Smuggling vulnerability in Apache HTTP Server via mod_proxy_uwsgi. This issue affects Apache HTTP Server: from 2.4.30 through 2.4.55. Special characters in the origin response header can truncate/split the response forwarded to the client. HTTP Response Smuggling vulnerability in Apache HTTP Server via mod_proxy_uwsgi. This issue affects Apache HTTP Server: from 2.4.30 through 2.4.55. Special characters in the origin response header can truncate/split the response forwarded to the client.
Type Values Removed Values Added
Metrics ssvc

{'options': {'Automatable': 'yes', 'Exploitation': 'none', 'Technical Impact': 'partial'}, 'version': '2.0.3'}

Weaknesses

Sources

Status
PUBLISHED
Assigner
apache
Published
Updated
Feb 13, 2025, 4:45 PM
Reserved
Mar 2, 2023, 12:24 PM
Status
Analyzed
Published
Mar 7, 2023, 4:15 PM
Modified
Jun 17, 2026, 5:45 AM
Severity
Moderate
Public date
Mar 7, 2023, 12:00 AM