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PYSEC-2020-213
Details
Tornado before 3.2.2 sends arbitrary responses that contain a fixed CSRF token and may be sent with HTTP compression, which makes it easier for remote attackers to conduct a BREACH attack and determine this token via a series of crafted requests.
Are you affected?
Enter the version of the package you're using.
Affected packages
PyPI / tornado
Introduced in:
0 Fixed in: 1c36307463b1e8affae100bf9386948e6c1b2308 Fix
pip install --upgrade 'tornado>=1c36307463b1e8affae100bf9386948e6c1b2308' References
- https://github.com/tornadoweb/tornado/commit/1c36307463b1e8affae100bf9386948e6c1b2308 [FIX]
- https://bugzilla.novell.com/show_bug.cgi?id=930362 [REPORT]
- http://openwall.com/lists/oss-security/2015/05/19/4 [WEB]
- https://bugzilla.redhat.com/show_bug.cgi?id=1222816 [REPORT]
- http://www.tornadoweb.org/en/stable/releases/v3.2.2.html [WEB]
- https://github.com/advisories/GHSA-8vpw-mgpf-mpvv [ADVISORY]