NetSight
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critical9.8

CVE-2020-10109

HTTP Request Smuggling in Twisted

Impact

In Twisted Web through 20.3.0, there was an HTTP request splitting vulnerability. When presented with a content-length and a chunked encoding header, the content-length took precedence and the remainder of the request body was interpreted as a pipelined request.

Affected packages

EcosystemPackageAffectedFixed in
pipTwisted< 20.3.020.3.0

Affected products

VendorProductAffected versions
TwistedTwisted
through 19.10.0
FedoraprojectFedora
Versions 31, 32
DebianDebian Linux
Version 9.0
CanonicalUbuntu Linux
Versions 14.04, 16.04, 18.04, 19.10

Weakness classification

CWE-444

References