Home/CVE/CRLF injection vulnerability in the CGI implementation in Microsoft Internet Information Services (IIS) 4.x and 5.x on W
CVE

CVE-2011-5279

CRLF injection vulnerability in the CGI implementation in Microsoft Internet Information Services (IIS) 4.x and 5.x on W

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.

MEDIUM · CVSS 5 EPSS 0.08547
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  • EPSS percentile: top 7% of all CVEs by exploitation likelihood
Sigma rules1 YARA rules0
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Affected Products & Versions

1
microsoft internet information servicesall versions
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Sigma Hunt Rules

1
Exact rules name this CVE ID. Product rules name an affected product in their title. Related rules cover techniques used by actors who exploited this CVE. Showing the most relevant matches; the complete related set is on the full drill-down.
productmediumWow6432Node Windows NT CurrentVersion Autorun Keys Modification
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Scoring & Timeline

5
MEDIUM · CVSS v2 (legacy) · cve@mitre.org
View on NVD
This CVE predates CVSS v3; the legacy v2 score is shown so triage still has a severity to work with.
v2 Vector
AV:N/AC:L/Au:N/C:N/I:P/A:N
Published to NVD23 Apr 2014 · 08:55 PM
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References & Sources

6
Source URLs (vendor pages, mailing lists, write-ups). Exploit/PoC links are in their own section above to avoid duplication.
http://hi.baidu.com/yuange1975/item/b2cc7141c22108e91e19bc2eThird Party Advisory
http://seclists.org/fulldisclosure/2012/Apr/0ExploitMailing ListThird Party Advisory
http://seclists.org/fulldisclosure/2012/Apr/13ExploitMailing ListThird Party Advisory
http://seclists.org/fulldisclosure/2014/Apr/108ExploitMailing ListThird Party Advisory
http://seclists.org/fulldisclosure/2014/Apr/128ExploitMailing ListThird Party Advisory
http://seclists.org/fulldisclosure/2014/Apr/247ExploitMailing ListThird Party Advisory
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