CVE-2023-27522

High

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.

SeverityHigh

CVSS7.5

Exploit probability—

Product

Apache Http Server

PublishedMar 7, 2023

First seenMar 7, 2023

Weakness typeCWE-444CWE-444

How to fix

Update

apache http_server2.4.56 or later
unbit uwsgi2.0.22 or later
uwsgi2.0.22 or later

Vendor advisories

httpd.apache.org/security/vulnerabilities_24.html

Affected products

Product	Affected versions	Fixed in
apache http_server	2.4.30 ≤ v < 2.4.56	2.4.56
debian debian_linux	10.0	—
unbit uwsgi	v < 2.0.22	2.0.22
uwsgiPyPI	v < 2.0.22	2.0.22

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