CVE-2023-27491

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Source
https://cve.org/CVERecord?id=CVE-2023-27491
Import Source
https://storage.googleapis.com/cve-osv-conversion/osv-output/CVE-2023-27491.json
JSON Data
https://api.osv.dev/v1/vulns/CVE-2023-27491
Aliases
Published
2023-04-04T18:18:23.433Z
Modified
2026-03-01T02:50:57.205778Z
Severity
  • 5.4 (Medium) CVSS_V3 - CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:L/I:L/A:N CVSS Calculator
Summary
Envoy forwards invalid Http2/Http3 downstream headers
Details

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.

Database specific 
{
    "osv_generated_from": "https://github.com/CVEProject/cvelistV5/tree/main/cves/2023/27xxx/CVE-2023-27491.json",
    "cna_assigner": "GitHub_M",
    "cwe_ids": [
        "CWE-20"
    ]
}
References

Affected packages

Git / github.com/envoyproxy/envoy

Affected ranges

Type
GIT
Repo
https://github.com/envoyproxy/envoy
Events
Introduced
9184b84cd0dcb3a6c57eb44b177d91c70e1a0901
Fixed
e99d61c4596573fbea8b8a9def8b160e138a4018
Database specific 
{
    "versions": [
        {
            "introduced": "1.25.0"
        },
        {
            "fixed": "1.25.3"
        }
    ]
}
Type
GIT
Repo
https://github.com/envoyproxy/envoy
Events
Introduced
15baf56003f33a07e0ab44f82f75a660040db438
Fixed
d3d04156c3b05f8b4532d44e602fdd1b430c64bb
Database specific 
{
    "versions": [
        {
            "introduced": "1.24.0"
        },
        {
            "fixed": "1.24.4"
        }
    ]
}
Type
GIT
Repo
https://github.com/envoyproxy/envoy
Events
Introduced
ce49c7f65668a22b80d1e83c35d170741bb8d46a
Fixed
b2064ed660934383cece8c8d60393d5b0720ae4d
Database specific 
{
    "versions": [
        {
            "introduced": "1.23.0"
        },
        {
            "fixed": "1.23.6"
        }
    ]
}
Type
GIT
Repo
https://github.com/envoyproxy/envoy
Events
Introduced
0 Unknown introduced commit / All previous commits are affected
Fixed
6392d12242234948b15a0fecee629f9cf8b76cee
Database specific 
{
    "versions": [
        {
            "introduced": "0"
        },
        {
            "fixed": "1.22.9"
        }
    ]
}

Affected versions

v1.*
v1.0.0
v1.1.0
v1.10.0
v1.11.0
v1.12.0
v1.13.0
v1.14.0
v1.15.0
v1.16.0
v1.17.0
v1.18.0
v1.18.1
v1.18.2
v1.19.0
v1.2.0
v1.20.0
v1.21.0
v1.22.0
v1.22.2
v1.22.3
v1.22.4
v1.22.5
v1.22.6
v1.22.7
v1.22.8
v1.23.0
v1.23.1
v1.23.2
v1.23.3
v1.23.4
v1.23.5
v1.24.0
v1.24.1
v1.24.2
v1.24.3
v1.25.0
v1.25.1
v1.25.2
v1.3.0
v1.4.0
v1.5.0
v1.6.0
v1.7.0
v1.8.0
v1.9.0

Database specific

source 
"https://storage.googleapis.com/cve-osv-conversion/osv-output/CVE-2023-27491.json"