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High severity7.5NVD Advisory· Published Jul 26, 2024· Updated Jun 17, 2026

CVE-2023-38522

CVE-2023-38522

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.

Affected products

3
  • Apache/trafficserverllm-fuzzy3 versions
    from 8.0.0 through 8.1.10, from 9.0.0 through 9.2.4+ 2 more
    • (no CPE)range: from 8.0.0 through 8.1.10, from 9.0.0 through 9.2.4
    • (no CPE)range: 8.0.0
    • cpe:2.3:a:apache:traffic_server:*:*:*:*:*:*:*:*range: >=8.0.0,<8.1.11

Patches

Vulnerability mechanics

References

2

News mentions

0

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