CVE-2023-38522
Last modified
CVE-2023-38522 is a high-severity vulnerability rated 7.5/10 on the CVSS scale. 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.. EPSS estimates a 0.99% chance of exploitation in the next 30 days.
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.
Metrics
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:H/A:N
Weakness Enumeration
Affected Software
| Vendor | Product | Versions |
|---|---|---|
| Apache | Traffic Server | >= 8.0.0, < 8.1.11 |
| Apache | Traffic Server | >= 9.0.0, < 9.2.5 |
References
- https://lists.apache.org/thread/c4mcmpblgl8kkmyt56t23543gp8v56m0Mailing List, Vendor Advisory
- https://lists.apache.org/thread/c4mcmpblgl8kkmyt56t23543gp8v56m0Mailing List, Vendor Advisory
Timeline
- Published
- Last Modified
- Status
- Modified
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How Strix Helps
- How Strix found a critical auth bypass in etcdStrix autonomously discovered a critical authentication bypass in etcd, later designated CVE-2026-33413.
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