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National Vulnerability Database

National Vulnerability Database

NVD

National Vulnerability Database
  1. Vulnerabilities

CVE-2023-27491 Detail

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.


Metrics

 
NVD enrichment efforts reference publicly available information to associate vector strings. CVSS information contributed by other sources is also displayed.
CVSS 4.0 Severity and Vector Strings:

NIST CVSS score
NIST: NVD
N/A
NVD assessment not yet provided.

References to Advisories, Solutions, and Tools

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Hyperlink Resource
https://datatracker.ietf.org/doc/html/rfc9113#section-8.3 Not Applicable 
https://datatracker.ietf.org/doc/html/rfc9113#section-8.3 Not Applicable 
https://datatracker.ietf.org/doc/html/rfc9114#section-4.3.1 Not Applicable 
https://datatracker.ietf.org/doc/html/rfc9114#section-4.3.1 Not Applicable 
https://github.com/envoyproxy/envoy/security/advisories/GHSA-5jmv-cw9p-f9rp Exploit  Vendor Advisory 
https://github.com/envoyproxy/envoy/security/advisories/GHSA-5jmv-cw9p-f9rp Exploit  Vendor Advisory 
https://www.rfc-editor.org/rfc/rfc9110#section-5.6.2 Not Applicable 
https://www.rfc-editor.org/rfc/rfc9110#section-5.6.2 Not Applicable 

Weakness Enumeration

CWE-ID CWE Name Source
CWE-444 Inconsistent Interpretation of HTTP Requests ('HTTP Request/Response Smuggling') cwe source acceptance level NIST  
CWE-20 Improper Input Validation GitHub, Inc.  

Known Affected Software Configurations Switch to CPE 2.2

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Change History

3 change records found show changes

Quick Info

CVE Dictionary Entry:
CVE-2023-27491
NVD Published Date:
04/04/2023
NVD Last Modified:
11/21/2024
Source:
GitHub, Inc.