Web Cache Poisoning The advisory has been revoked - it doesn't affect any version of package tornado (opens in a new tab)
Threat Intelligence
Snyk has a proof-of-concept or detailed explanation of how to exploit this vulnerability.
The probability is the direct output of the EPSS model, and conveys an overall sense of the threat of exploitation in the wild. The percentile measures the EPSS probability relative to all known EPSS scores. Note: This data is updated daily, relying on the latest available EPSS model version. Check out the EPSS documentation for more details.
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Test your applications- Snyk IDSNYK-PYTHON-TORNADO-1017109
- published18 Jan 2021
- disclosed13 Oct 2020
- creditSnyk Security Team
Introduced: 13 Oct 2020
CVE-2020-28476 (opens in a new tab)Amendment
This was deemed not a vulnerability.
Overview
tornado is a Python web framework and asynchronous networking library, originally developed at FriendFeed.
Affected versions of this package are vulnerable to Web Cache Poisoning. The root cause of this vulnerability was determined to by a python issue, see here for more details. Upgrade to a fixed version of python to ensure your application is secure.