Vulnerability Details : CVE-2014-9720
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.
Vulnerability category: Cross-site request forgery (CSRF)
Products affected by CVE-2014-9720
- cpe:2.3:a:tornadoweb:tornado:*:*:*:*:*:*:*:*
Threat overview for CVE-2014-9720
Top countries where our scanners detected CVE-2014-9720
Top open port discovered on systems with this issue
8443
IPs affected by CVE-2014-9720 3,428
Threat actors abusing to this issue?
Yes
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Exploit prediction scoring system (EPSS) score for CVE-2014-9720
0.90%
Probability of exploitation activity in the next 30 days
EPSS Score History
~ 74 %
Percentile, the proportion of vulnerabilities that are scored at or less
CVSS scores for CVE-2014-9720
Base Score | Base Severity | CVSS Vector | Exploitability Score | Impact Score | Score Source | First Seen |
---|---|---|---|---|---|---|
4.3
|
MEDIUM | AV:N/AC:M/Au:N/C:P/I:N/A:N |
8.6
|
2.9
|
NIST | |
6.5
|
MEDIUM | CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:H/I:N/A:N |
2.8
|
3.6
|
NIST |
CWE ids for CVE-2014-9720
-
The product behaves differently or sends different responses under different circumstances in a way that is observable to an unauthorized actor, which exposes security-relevant information about the state of the product, such as whether a particular operation was successful or not.Assigned by: nvd@nist.gov (Primary)
References for CVE-2014-9720
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https://bugzilla.redhat.com/show_bug.cgi?id=1222816
1222816 – (CVE-2014-9720) CVE-2014-9720 python-tornado: XSRF cookie allows side-channel attack against TLS (BREACH)Issue Tracking;Patch;Third Party Advisory
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https://bugzilla.novell.com/show_bug.cgi?id=930362
Bug 930362 – VUL-1: CVE-2014-9720: python-tornado: XSRF cookie allows side-channel attack against TLS (BREACH)Issue Tracking;Patch;Third Party Advisory
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http://www.tornadoweb.org/en/stable/releases/v3.2.2.html
What’s new in Tornado 3.2.2 — Tornado 6.0.3 documentationRelease Notes;Vendor Advisory
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https://github.com/tornadoweb/tornado/commit/1c36307463b1e8affae100bf9386948e6c1b2308
Change the xsrf cookie format to be masked with a random salt. · tornadoweb/tornado@1c36307 · GitHubPatch
-
http://openwall.com/lists/oss-security/2015/05/19/4
oss-security - CVE request: python-tornado: XSRF cookie allows side-channel attack against TLS (BREACH)Mailing List;Patch;Third Party Advisory
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