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CVE-2023-27491

Envoy forwards invalid Http2/Http3 downstream headers PUBLISHED

Description (CNA)

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.

Affected (CNA)

Vendor / productVersions
envoyproxy / envoyaffected >= 1.25.0, < 1.25.3; affected >= 1.24.0, < 1.24.4; affected >= 1.23.0, < 1.23.6; affected < 1.22.9

CWE

CWE-20

References

ADP enrichment

CVE

No English description supplied.

CISA-ADP

No English description supplied.

No references supplied.