CVE-2023-27522 - CVE House
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Status published Unknown CVE-2023-27522

Apache HTTP Server: mod_proxy_uwsgi HTTP response splitting

Vulnerability 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.

Impact Analysis

Refer to official advisory for detailed impact metrics.

Remediation

Ensure systems are updated to the latest vendor-supplied patch levels.

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Credits & Attribution

The following person or organization is credited with identifying this vulnerability, as recorded in the NVD database:

  • Dimas Fariski Setyawan Putra (nyxsorcerer)

References

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Affected Vendor

Apache Software Foundation

View all reports →

Affected Software

Apache HTTP Server
Vulnerable Versions:
2.4.30

Timeline

Official Publish: March 7th, 2023
Last Modified: February 13th, 2025
Added to House: July 22nd, 2026

CVSS Vectors

No vector data available

Weaknesses (CWE)

CWE-444

MITRE ATT&CK TTPs

T1190 Exploit Public-Facing Application
Initial Access
T1565.002 Stored Data Manipulation
Impact
T1078 Valid Accounts
Defense Evasion