CVE-2012-2374
Tornado CRLF injection vulnerability
7.5
HIGH
CVSS 3.1
EPSS 0.33%
Description
CRLF injection vulnerability in the tornado.web.RequestHandler.set_header function in Tornado before 2.2.1 allows remote attackers to inject arbitrary HTTP headers and conduct HTTP response splitting attacks via crafted input.
How to fix CVE-2012-2374
To remediate CVE-2012-2374, upgrade the affected package to a fixed version below.
- Debian/python-tornado—upgrade to 2.1.0-3 or later
- —upgrade to 2.2.1 or later
- —upgrade to 2.2.1 or later
Is CVE-2012-2374 being exploited?
Low — EPSS is 0.3%, meaning exploitation activity has not been observed at scale.
Affected packages (3)
- from 0, < 2.1.0-3
- from 0, < 2.2.1
- from 0, < 2.2.1
CVSS scores
| Source | Version | Severity | Vector |
|---|---|---|---|
| osv | CVSS 4.0 | — | CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:N/VC:N/VI:H/VA:N/SC:N/SI:N/SA:N |
| osv | CVSS 3.1 | HIGH7.5 | CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:H/A:N |