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CVE-2023-38522

7.5 · HIGH

Apache Traffic Server accepts characters that are not allowed for HTTP field names and forwards malformed requests to origin servers.

Published Jul 26, 2024CWE-444EPSS 0.99%

Overview

CVE-2023-38522 is a high-severity vulnerability. It was published on July 26, 2024 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

Apache Traffic Server accepts characters that are not allowed for HTTP field names and forwards malformed requests to origin servers. This can be utilized for request smuggling and may also lead cache poisoning if the origin servers are vulnerable.

This issue affects Apache Traffic Server: from 8.0.0 through 8.1.10, from 9.0.0 through 9.2.4.

Users are recommended to upgrade to version 8.1.11 or 9.2.5, which fixes the issue.

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

Reflists.apache.org/thread/c4mcmpblgl8kkmyt56t23543gp8v56m0Reflists.apache.org/thread/c4mcmpblgl8kkmyt56t23543gp8v56m0Reflists.debian.org/debian-lts-announce/2024/09/msg00040.html

How CyberStrike helps

Frequently asked questions

What is CVE-2023-38522?

CVE-2023-38522 is a high-severity vulnerability. It was published on July 26, 2024 and has a CVSS 3.1 base score of 7.5 (HIGH).

How severe is CVE-2023-38522?

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-2023-38522?

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-2023-38522?

CyberStrike is an open-source, AI-augmented pentesting engine. Rather than flag a version number, it tests whether an issue like CVE-2023-38522 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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