Skip to content
fr Sign in
Not rated

CVE-2023-38522 Apache Traffic Server accepts characters that are not allowed for HTTP field names and forwards malformed requests to…

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 and versions

Product Affected versions Fixed in
Apache Traffic Server 9.0 9.0.0 → 9.2.4 No fix stated
Apache Traffic Server 8.0 8.0.0 → 8.1.10 No fix stated
traffic_server 9.0 9.0.0 → 9.2.4 No fix stated

References

Timeline

  1. Published
  2. Last modified

Other CVEs of Apache Traffic Server

The 111 CVEs of Apache Traffic Server →
CVE-2026-112381 Apache Traffic Server can crash with a null pointer dereference when a client POST request is torn down via half-close… 5.9 Medium CVE-2026-111817 Apache Traffic Server can stall a chunked transfer that it passes through with its trailers removed… 5.3 Medium CVE-2026-111812 Apache Traffic Server's origin_server_auth plugin lets a client force signing of attacker-chosen AWS request headers… 10.0 Critical CVE-2026-111811 Apache Traffic Server's experimental tsmemcache plugin allows unauthenticated network read, write, and deletion of the… 9.0 Critical
Track this CVE