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- Snyk ID SNYK-DEBIAN11-PYTHON39-1579738
- published 2 Sep 2021
- disclosed 10 Mar 2022
How to fix?
There is no fixed version for
Note: Versions mentioned in the description apply to the upstream
There's a flaw in urllib's AbstractBasicAuthHandler class. An attacker who controls a malicious HTTP server that an HTTP client (such as web browser) connects to, could trigger a Regular Expression Denial of Service (ReDOS) during an authentication request with a specially crafted payload that is sent by the server to the client. The greatest threat that this flaw poses is to application availability.