CVE-2014-9720

Name: CVE-2014-9720
Creator: NVD / NIST
Published: 2020-01-24T18:15:12.053+00:00
License: https://creativecommons.org/publicdomain/zero/1.0/

MEDIUMCVSS 6.5/10EPSS 2.49%

Last modified Jun 17, 2026

CVE-2014-9720 is a medium-severity vulnerability rated 6.5/10 on the CVSS scale. 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.. EPSS estimates a 2.49% chance of exploitation in the next 30 days.

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.

Metrics

CVSS 3.1

6.5/10

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

EPSS Probability

2.49%

82.6th percentile

Probability of exploitation in the next 30 days. Learn more

Weakness Enumeration

CWE-203

Affected Software

Vendor	Product	Versions
Tornadoweb	Tornado	< 3.2.2

References

http://openwall.com/lists/oss-security/2015/05/19/4Mailing List, Patch, Third Party Advisory
http://www.tornadoweb.org/en/stable/releases/v3.2.2.htmlRelease Notes, Vendor Advisory
https://bugzilla.novell.com/show_bug.cgi?id=930362Issue Tracking, Patch, Third Party Advisory
https://bugzilla.redhat.com/show_bug.cgi?id=1222816Issue Tracking, Patch, Third Party Advisory
https://github.com/tornadoweb/tornado/commit/1c36307463b1e8affae100bf9386948e6c1b2308Patch
http://openwall.com/lists/oss-security/2015/05/19/4Mailing List, Patch, Third Party Advisory
http://www.tornadoweb.org/en/stable/releases/v3.2.2.htmlRelease Notes, Vendor Advisory
https://bugzilla.novell.com/show_bug.cgi?id=930362Issue Tracking, Patch, Third Party Advisory
https://bugzilla.redhat.com/show_bug.cgi?id=1222816Issue Tracking, Patch, Third Party Advisory
https://github.com/tornadoweb/tornado/commit/1c36307463b1e8affae100bf9386948e6c1b2308Patch

Timeline

Published: Jan 24, 2020
Last Modified: Jun 17, 2026
Status: Modified

Frequently Asked Questions

What is CVE-2014-9720?

How severe is CVE-2014-9720?

CVE-2014-9720 has a CVSS score of 6.5/10 (MEDIUM severity). The EPSS model estimates a 2.49% probability of exploitation in the next 30 days.

How do I fix CVE-2014-9720?

Check the vendor references and advisories linked above for patched versions and mitigation guidance. You can also run a Strix scan to test if your systems are affected.

Are you affected by CVE-2014-9720?

Run a free Strix scan to check your systems for this vulnerability.

Scan your code now

Source: NVD / NIST