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Vulnerability Details : CVE-2011-5279

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.
Publish Date : 2014-04-23 Last Update Date : 2019-07-03
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- CVSS Scores & Vulnerability Types

CVSS Score
6.4
Confidentiality Impact None (There is no impact to the confidentiality of the system.)
Integrity Impact Partial (Modification of some system files or information is possible, but the attacker does not have control over what can be modified, or the scope of what the attacker can affect is limited.)
Availability Impact Partial (There is reduced performance or interruptions in resource availability.)
Access Complexity Low (Specialized access conditions or extenuating circumstances do not exist. Very little knowledge or skill is required to exploit. )
Authentication Not required (Authentication is not required to exploit the vulnerability.)
Gained Access None
Vulnerability Type(s)
CWE ID 20

- Products Affected By CVE-2011-5279

# Product Type Vendor Product Version Update Edition Language
1 Application Microsoft IIS 5.0 Version Details Vulnerabilities
2 Application Microsoft IIS 5.06 Version Details Vulnerabilities
3 Application Microsoft Internet Information Server 4.0 Version Details Vulnerabilities
4 Application Microsoft Internet Information Server 5.1 Version Details Vulnerabilities

- Number Of Affected Versions By Product

Vendor Product Vulnerable Versions
Microsoft IIS 2
Microsoft Internet Information Server 2

- References For CVE-2011-5279

http://seclists.org/fulldisclosure/2014/Apr/247
FULLDISC 20140419 Re: iis cgi 0day
http://seclists.org/fulldisclosure/2014/Apr/128
FULLDISC 20140410 Re: iis cgi 0day
http://seclists.org/fulldisclosure/2014/Apr/108
FULLDISC 20140409 iis cgi 0day
http://seclists.org/fulldisclosure/2012/Apr/13
FULLDISC 20120402 Re: iis bug
http://seclists.org/fulldisclosure/2012/Apr/0
FULLDISC 20120401 FW: iis bug

- Vulnerability Conditions

Vulnerability is valid if product versions listed below are used TOGETHER WITH(AND)

- Metasploit Modules Related To CVE-2011-5279

There are not any metasploit modules related to this CVE entry (Please visit www.metasploit.com for more information)


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