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CVE-2011-5279 Details
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
CVSS 4.0 Severity and Vector Strings:
No CVSS 4.0 data is available for this CVE.
CVSS 3.x Severity and Vector Strings:
No CVSS 3.x data is available for this CVE.
No data available for CVSS Version 2.0 on this CVE.
No SSVC data is available for this CVE.
References to Advisories, Solutions, and Tools
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Weakness Enumeration
| CWE-ID | CWE Name | Source |
|---|---|---|
| NVD-CWE-Other | Weakness Not in a Standard CWE Category | [email protected] |
Affected Products
| Product | Versions |
|---|---|
| microsoft internet information services | 4.0 5.0 |
CPE
Remediation
| |
| microsoft windows 2000 | All versions |
CPE
Remediation
| |
| microsoft windows nt | All versions |
CPE
Remediation
| |
Change History
10 change records found show changes
| Date | Action | Recorded By |
|---|---|---|
| Jun 16, 2026 | CVE Modified | [email protected] |
| May 6, 2026 | Status Change | [email protected] |
| Nov 21, 2024 | CVE Modified | CVE |
| May 14, 2024 | CVE Modified | [email protected] |
| Nov 23, 2020 | Reanalysis | [email protected] |
| Nov 23, 2020 | CPE Deprecation Remap | [email protected] |
| Jul 3, 2019 | CPE Deprecation Remap | [email protected] |
| Jul 3, 2019 | CPE Deprecation Remap | [email protected] |
| Sep 9, 2016 | Modified Analysis | [email protected] |
| Apr 24, 2014 | Initial Analysis | [email protected] |