CVE-2023-27491 — Envoy forwards invalid Http2/Http3 downstream headers
Envoy is an open source edge and service proxy designed for cloud-native applications. Compliant HTTP/1 service should reject malformed request lines. Prior to versions 1.26.0, …
Published: 2023-04-04 · CVSS: 5.4 · CVSS 3.1
Envoy is an open source edge and service proxy designed for cloud-native applications. Compliant HTTP/1 service should reject malformed request lines. Prior to versions 1.26.0, 1.25.3, 1.24.4, 1.23.6, and 1.22.9, There is a possibility that non compliant HTTP/1 service may allow malformed requests, potentially leading to a bypass of security policies. This issue is fixed in versions 1.26.0, 1.25.3, 1.24.4, 1.23.6, and 1.22.9.
Source: CVE Program · Revision 8b16575c39f1e1810c5e863010da073d2d3285e7