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CVE-2023-27522

7.5 · HIGH

HTTP Response Smuggling vulnerability in Apache HTTP Server via mod_proxy_uwsgi.

Published Mar 7, 2023CWE-444EPSS 2.13%

Overview

CVE-2023-27522 is a high-severity vulnerability. It was published on March 7, 2023 and has a CVSS 3.1 base score of 7.5 (HIGH).

This vulnerability has a CVSS 3.1 base score of 7.5, rated HIGH. It can be exploited remotely over the network. No authentication or special privileges are required for exploitation.

Technical 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

Check the references section for vendor advisories, patches, and mitigation guidance. If immediate patching is not possible, review the CVSS vector to understand the attack surface and apply compensating controls such as network segmentation or access restrictions.

References

Refhttpd.apache.org/security/vulnerabilities_24.htmlReflists.debian.org/debian-lts-announce/2023/04/msg00028.htmlRefsecurity.gentoo.org/glsa/202309-01Refhttpd.apache.org/security/vulnerabilities_24.htmlReflists.debian.org/debian-lts-announce/2023/04/msg00028.htmlRefsecurity.gentoo.org/glsa/202309-01

How CyberStrike helps

Frequently asked questions

What is CVE-2023-27522?

CVE-2023-27522 is a high-severity vulnerability. It was published on March 7, 2023 and has a CVSS 3.1 base score of 7.5 (HIGH).

How severe is CVE-2023-27522?

This vulnerability has a CVSS 3.1 base score of 7.5, rated HIGH. It can be exploited remotely over the network. No authentication or special privileges are required for exploitation.

How do I fix or remediate CVE-2023-27522?

Check the references section for vendor advisories, patches, and mitigation guidance. If immediate patching is not possible, review the CVSS vector to understand the attack surface and apply compensating controls such as network segmentation or access restrictions.

How can CyberStrike help with CVE-2023-27522?

CyberStrike is an open-source, AI-augmented pentesting engine. Rather than flag a version number, it tests whether an issue like CVE-2023-27522 is actually reachable in your own applications and APIs, then verifies each finding before reporting it. That tells you if the weakness is a real, exploitable risk in your environment or a false positive you can safely deprioritize.

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