CVE-2014-9720 Information

Description

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.

CVSS Vector

CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:H/I:N/A:N

Reference

http://openwall.com/lists/oss-security/2015/05/19/4 http://www.tornadoweb.org/en/stable/releases/v3.2.2.html https://bugzilla.novell.com/show_bug.cgi?id=930362 https://bugzilla.redhat.com/show_bug.cgi?id=1222816 https://github.com/tornadoweb/tornado/commit/1c36307463b1e8affae100bf9386948e6c1b2308

Attack Complexity

LOW

Privileges Required

NONE

User Interaction Required

NONE

Scope

REQUIRED

Confidentiality Impact

UNCHANGED

Integrity Impact

HIGH

Availability Impact

NONE

Base Score

NONE

Base Severity

6.5