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This CVE record has been updated after NVD enrichment efforts were completed. Enrichment data supplied by the NVD may require amendment due to these changes.
Description
CRLF injection vulnerability in the CGI implementation in Microsoft Internet Information Services (IIS) 4.x and 5.x on Windows NT and Windows 2000 allows remote attackers to modify arbitrary uppercase environment variables via a \n (newline) character in an HTTP header.
Metrics
NVD enrichment efforts reference publicly available information to associate
vector strings. CVSS information contributed by other sources is also
displayed.
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AND
OR
*cpe:2.3:a:microsoft:iis:5.06:*:*:*:*:*:*:*
*cpe:2.3:a:microsoft:internet_information_server:4.0:*:*:*:*:*:*:*
*cpe:2.3:a:microsoft:internet_information_server:5.1:*:*:*:*:*:*:*
OR
cpe:2.3:o:microsoft:windows_2000:*:*:*:*:*:*:*:*
cpe:2.3:o:microsoft:windows_nt:*:*:*:*:*:*:*:*
AND
OR
*cpe:2.3:a:microsoft:internet_information_services:4.0:*:*:*:*:*:*:*
*cpe:2.3:a:microsoft:internet_information_services:5.0:*:*:*:*:*:*:*
OR
cpe:2.3:o:microsoft:windows_2000:-:*:*:*:*:*:*:*
cpe:2.3:o:microsoft:windows_nt:-:*:*:*:*:*:*:*
Changed
Reference Type
http://hi.baidu.com/yuange1975/item/b2cc7141c22108e91e19bc2e Broken Link
http://hi.baidu.com/yuange1975/item/b2cc7141c22108e91e19bc2e Third Party Advisory
Changed
Reference Type
http://seclists.org/fulldisclosure/2012/Apr/0 Third Party Advisory
http://seclists.org/fulldisclosure/2012/Apr/0 Exploit, Mailing List, Third Party Advisory
Changed
Reference Type
http://seclists.org/fulldisclosure/2012/Apr/13 Third Party Advisory
http://seclists.org/fulldisclosure/2012/Apr/13 Exploit, Mailing List, Third Party Advisory
Changed
Reference Type
http://seclists.org/fulldisclosure/2014/Apr/108 Third Party Advisory
http://seclists.org/fulldisclosure/2014/Apr/108 Exploit, Mailing List, Third Party Advisory
Changed
Reference Type
http://seclists.org/fulldisclosure/2014/Apr/128 Third Party Advisory
http://seclists.org/fulldisclosure/2014/Apr/128 Exploit, Mailing List, Third Party Advisory
Changed
Reference Type
http://seclists.org/fulldisclosure/2014/Apr/247 Third Party Advisory
http://seclists.org/fulldisclosure/2014/Apr/247 Exploit, Mailing List, Third Party Advisory
Removed
Evaluator Description
CWE-93: Improper Neutralization of CRLF Sequences ('CRLF Injection')
CPE Deprecation Remap by NIST11/23/2020 11:57:43 AM
Action
Type
Old Value
New Value
Changed
CPE Configuration
OR
*cpe:2.3:a:microsoft:iis:5.0:*:*:*:*:*:*:*
OR
*cpe:2.3:a:microsoft:internet_information_services:5.0:*:*:*:*:*:*:*
CPE Deprecation Remap by NIST7/03/2019 1:25:44 PM
Action
Type
Old Value
New Value
Changed
CPE Configuration
OR
*cpe:2.3:a:microsoft:iis:4.0:*:*:*:*:*:*:*
OR
*cpe:2.3:a:microsoft:internet_information_server:4.0:*:*:*:*:*:*:*
CPE Deprecation Remap by NIST7/03/2019 1:25:47 PM
Action
Type
Old Value
New Value
Changed
CPE Configuration
OR
*cpe:2.3:a:microsoft:iis:5.1:*:*:*:*:*:*:*
OR
*cpe:2.3:a:microsoft:internet_information_server:5.1:*:*:*:*:*:*:*
Modified Analysis by NIST9/09/2016 2:53:10 PM
Action
Type
Old Value
New Value
Added
CWE
CWE-20
Changed
Reference Type
http://hi.baidu.com/yuange1975/item/b2cc7141c22108e91e19bc2e No Types Assigned
http://hi.baidu.com/yuange1975/item/b2cc7141c22108e91e19bc2e Broken Link
Changed
Reference Type
http://seclists.org/fulldisclosure/2012/Apr/0 No Types Assigned
http://seclists.org/fulldisclosure/2012/Apr/0 Third Party Advisory
Changed
Reference Type
http://seclists.org/fulldisclosure/2012/Apr/13 No Types Assigned
http://seclists.org/fulldisclosure/2012/Apr/13 Third Party Advisory
Changed
Reference Type
http://seclists.org/fulldisclosure/2014/Apr/108 No Types Assigned
http://seclists.org/fulldisclosure/2014/Apr/108 Third Party Advisory
Changed
Reference Type
http://seclists.org/fulldisclosure/2014/Apr/128 No Types Assigned
http://seclists.org/fulldisclosure/2014/Apr/128 Third Party Advisory
Changed
Reference Type
http://seclists.org/fulldisclosure/2014/Apr/247 No Types Assigned
http://seclists.org/fulldisclosure/2014/Apr/247 Third Party Advisory
Initial CVE Analysis4/24/2014 1:48:22 PM
Action
Type
Old Value
New Value
Quick Info
CVE Dictionary Entry: CVE-2011-5279 NVD
Published Date: 04/23/2014 NVD
Last Modified: 06/16/2026
Source: MITRE