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CVE-2023-27491

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CVE-2023-27491

Published: Apr 4, 2023

Modified: Feb 11, 2025

PUBLISHED

CVSS v3.1

5.4

MEDIUM

Description

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.

VendorProductVersions

envoyproxy

envoy

affected
>= 1.25.0, < 1.25.3
affected
>= 1.24.0, < 1.24.4
affected
>= 1.23.0, < 1.23.6
affected
< 1.22.9

Weaknesses (CWE)

CWE-20

CVSS v3.1 Details

CVSS v3.1 Vector

CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:L/I:L/A:N

Attack Vector

Network

Attack Complexity

Low

Privileges Required

None

User Interaction

Required

Scope

Unchanged

Confidentiality

Low

Integrity

Low

Availability

None

References

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