This page tracks the Debian fix status. The vulnerability itself is described on the main CVE page. View CVE-2023-54397 →

DEBIAN-CVE-2023-54397

Tornado before 6.3.3 contains an HTTP request smuggling vulnerability due to improper parsing of Content-Length headers accepting non-standard charact...

Original description

The description as published by the source.

Tornado before 6.3.3 contains an HTTP request smuggling vulnerability due to improper parsing of Content-Length headers accepting non-standard characters. Attackers can send crafted HTTP requests with these characters to bypass proxy validation and smuggle requests when deployed behind certain proxies.

Source: OSV.dev (Open Source Vulnerabilities) OSV

Affected packages

Debian:12 python-tornado

[{"type":"ECOSYSTEM","events":[{"introduced":"0"}]}]

Debian:13 python-tornado

[{"type":"ECOSYSTEM","events":[{"introduced":"0"},{"fixed":"6.4.0-1"}]}]

Debian:14 python-tornado

[{"type":"ECOSYSTEM","events":[{"introduced":"0"},{"fixed":"6.4.0-1"}]}]

References

advisory security-tracker.debian.org