CVE-2022-40899

Public Exploit

Description

An issue discovered in Python Charmers Future 0.18.2 and earlier allows remote attackers to cause a denial of service via crafted Set-Cookie header from malicious web server.

Category

7.5
CVSS
Severity: High
CVSS 3.1 •
EPSS 0.42%
Vendor Advisory pyup.io
Affected: n/a n/a
Published at:
Updated at:

References

Link Tags
https://pypi.org/project/future/ product third party advisory
https://github.com/PythonCharmers/python-future/blob/master/src/future/backports/http/cookiejar.py#L215 third party advisory
https://github.com/python/cpython/pull/17157 patch third party advisory exploit
https://pyup.io/posts/pyup-discovers-redos-vulnerabilities-in-top-python-packages/ vendor advisory exploit
https://github.com/PythonCharmers/python-future/pull/610 patch third party advisory issue tracking

Frequently Asked Questions

What is the severity of CVE-2022-40899?
CVE-2022-40899 has been scored as a high severity vulnerability.
How to fix CVE-2022-40899?
To fix CVE-2022-40899, make sure you are using an up-to-date version of the affected component(s) by checking the vendor release notes. As for now, there are no other specific guidelines available.
Is CVE-2022-40899 being actively exploited in the wild?
It is possible that CVE-2022-40899 is being exploited or will be exploited in a near future based on public information. According to its EPSS score, there is a ~0% probability that this vulnerability will be exploited by malicious actors in the next 30 days.
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