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PYSEC-2020-259
Quick fix
PYSEC-2020-259 — twisted: upgrade to the fixed version with the command below.
pip install --upgrade 'twisted>=20.3.0rc1'Details
In Twisted Web through 19.10.0, there was an HTTP request splitting vulnerability. When presented with two content-length headers, it ignored the first header. When the second content-length value was set to zero, the request body was interpreted as a pipelined request.
Are you affected?
Enter the version of the package you're using.
Affected packages
References
- https://know.bishopfox.com/advisories/twisted-version-19.10.0[ADVISORY]
- https://know.bishopfox.com/advisories[ADVISORY]
- https://lists.fedoraproject.org/archives/list/package-announce@lists.fedoraproject.org/message/YW3NIL7VXSGJND2Q4BSXM3CFTAFU6T7D/[WEB]
- https://lists.fedoraproject.org/archives/list/package-announce@lists.fedoraproject.org/message/6ISMZFZBWW4EV6ETJGXAYIXN3AT7GBPL/[WEB]
- https://usn.ubuntu.com/4308-1/[WEB]
- https://usn.ubuntu.com/4308-2/[WEB]
- https://security.gentoo.org/glsa/202007-24[ADVISORY]
- https://www.oracle.com/security-alerts/cpuoct2020.html[WEB]
- https://github.com/advisories/GHSA-h96w-mmrf-2h6v[ADVISORY]