CVE-2012-2374

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Summary

CVECVE-2012-2374
StatePUBLISHED
Assignerredhat
Source PriorityCVE Program / NVD first with legacy fallback
Published2012-05-23 20:55:01 UTC
Updated2026-04-29 01:13:23 UTC
DescriptionCRLF 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.

Risk And Classification

Primary CVSS: v2.0 5 from [email protected]

AV:N/AC:L/Au:N/C:N/I:P/A:N

Problem Types: CWE-20 | n/a

CVSS v2.0 Breakdown

Access Vector
Network
Access Complexity
Low
Authentication
None
Confidentiality
None
Integrity
Partial
Availability
None

AV:N/AC:L/Au:N/C:N/I:P/A:N

NVD Known Affected Configurations (CPE 2.3)

TypeVendorProductVersionUpdateEditionLanguage
Application Tornadoweb Tornado 1.0 All All All
Application Tornadoweb Tornado 1.0.1 All All All
Application Tornadoweb Tornado 1.1 All All All
Application Tornadoweb Tornado 1.1.1 All All All
Application Tornadoweb Tornado 1.2 All All All
Application Tornadoweb Tornado 1.2.1 All All All
Application Tornadoweb Tornado 2.0 All All All
Application Tornadoweb Tornado 2.1 All All All
Application Tornadoweb Tornado 2.1.1 All All All
Application Tornadoweb Tornado All All All All

Vendor Declared Affected Products

SourceVendorProductVersionPlatforms
CNA Na N/a affected n/a Not specified

References

ReferenceSourceLinkTags
oss-security - Re: CVE Request -- Tornado (python-tornado): Tornado v2.2.1 tornado.web.RequestHandler.set_header() fix to prevent header injection af854a3a-2127-422b-91ae-364da2661108 openwall.com
Security Advisory SA49185 - Tornado HTTP Header Injection Vulnerability - Secunia af854a3a-2127-422b-91ae-364da2661108 secunia.com
oss-security - CVE Request -- Tornado (python-tornado): Tornado v2.2.1 tornado.web.RequestHandler.set_header() fix to prevent header injection af854a3a-2127-422b-91ae-364da2661108 www.openwall.com
What’s new in Tornado 2.2.1 — Tornado 2.4.1 documentation af854a3a-2127-422b-91ae-364da2661108 www.tornadoweb.org Vendor Advisory
Tornado 'tornado.web.RequestHandler.set_header()' HTTP Response Splitting Vulnerability af854a3a-2127-422b-91ae-364da2661108 www.securityfocus.com
CVE Program record CVE.ORG www.cve.org canonical
NVD vulnerability detail NVD nvd.nist.gov canonical, analysis
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