HTTP Request Smuggling Affecting osbuild-composer package, versions *


Severity

Recommended
medium

Based on CentOS security rating

    Threat Intelligence

    EPSS
    0.17% (56th percentile)

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  • Snyk ID SNYK-CENTOS9-OSBUILDCOMPOSER-3237440
  • published 19 Jan 2023
  • disclosed 13 Jan 2023

How to fix?

There is no fixed version for Centos:9 osbuild-composer.

NVD Description

Note: Versions mentioned in the description apply only to the upstream osbuild-composer package and not the osbuild-composer package as distributed by Centos. See How to fix? for Centos:9 relevant fixed versions and status.

A request smuggling attack is possible when using MaxBytesHandler. When using MaxBytesHandler, the body of an HTTP request is not fully consumed. When the server attempts to read HTTP2 frames from the connection, it will instead be reading the body of the HTTP request, which could be attacker-manipulated to represent arbitrary HTTP2 requests.

CVSS Scores

version 3.1
Expand this section

NVD

7.5 high
  • Attack Vector (AV)
    Network
  • Attack Complexity (AC)
    Low
  • Privileges Required (PR)
    None
  • User Interaction (UI)
    None
  • Scope (S)
    Unchanged
  • Confidentiality (C)
    None
  • Integrity (I)
    None
  • Availability (A)
    High
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Red Hat

7.5 high