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Open Redirect Affecting tornado package, versions [,6.3.2)

0.0
low

Snyk CVSS

    Attack Complexity High
    User Interaction Required
    Scope Changed

    Threat Intelligence

    EPSS 0.09% (38th percentile)
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NVD
6.1 medium
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SUSE
3.4 low
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Red Hat
7.4 high

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  • Snyk ID SNYK-PYTHON-TORNADO-5537286
  • published 16 May 2023
  • disclosed 16 May 2023
  • credit Masashi Yamane
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Introduced: 16 May 2023

CVE-2023-28370 Open this link in a new tab
CWE-601 Open this link in a new tab

How to fix?

Upgrade tornado to version 6.3.2 or higher.

Overview

tornado is a Python web framework and asynchronous networking library, originally developed at FriendFeed.

Affected versions of this package are vulnerable to Open Redirect via the StaticFileHandler class, due to improper validation of the default_filename parameter in the initialize function. Exploiting this vulnerability is possible under specific configurations and might result in a redirect to an attacker-controlled site.

Note: This vulnerability is still under analysis and we are following up with the maintainers to confirm it.