HTTP Request Smuggling Affecting llhttp package, versions [0,]


Severity

Recommended
0.0
medium
0
10

CVSS assessment made by Snyk's Security Team

    Threat Intelligence

    EPSS
    1.54% (88th percentile)

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  • Snyk ID SNYK-PYTHON-LLHTTP-2946425
  • published 10 Jul 2022
  • disclosed 8 Jul 2022
  • credit Zeyu Zhang

How to fix?

A fix was pushed into the master branch but not yet published.

Overview

llhttp is a simple Python wrapper around llhttp, the HTTP parser for Node.js.

Affected versions of this package are vulnerable to HTTP Request Smuggling when the llhttp parser in the http module does not correctly parse and validate Transfer-Encoding headers.

CVSS Scores

version 3.1
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Snyk

Recommended
6.5 medium
  • Attack Vector (AV)
    Network
  • Attack Complexity (AC)
    Low
  • Privileges Required (PR)
    None
  • User Interaction (UI)
    None
  • Scope (S)
    Unchanged
  • Confidentiality (C)
    Low
  • Integrity (I)
    Low
  • Availability (A)
    None
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NVD

6.5 medium
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SUSE

6.8 medium
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Red Hat

6.5 medium