CVE-2011-5279
5.0 · MEDIUMOverview
CVE-2011-5279 is a medium-severity vulnerability affecting microsoft internet_information_services. It was published on April 23, 2014 and has a CVSS 2.0 base score of 5.0 (MEDIUM).
This vulnerability has a CVSS 2.0 base score of 5.0, rated MEDIUM. It can be exploited remotely over the network. No authentication or special privileges are required for exploitation.
Technical 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.
Remediation
Check the references section for vendor advisories and patches from microsoft. Update internet_information_services to the latest patched version. If immediate patching is not possible, review the CVSS vector to understand the attack surface and apply compensating controls such as network segmentation or access restrictions.
Affected Products
| Vendor | Product | Versions | Status |
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References
Frequently Asked Questions
What is CVE-2011-5279?
CVE-2011-5279 is a medium-severity vulnerability affecting microsoft internet_information_services. It was published on April 23, 2014 and has a CVSS 2.0 base score of 5.0 (MEDIUM).
How severe is CVE-2011-5279?
This vulnerability has a CVSS 2.0 base score of 5.0, rated MEDIUM. It can be exploited remotely over the network. No authentication or special privileges are required for exploitation.
How do I fix or remediate CVE-2011-5279?
Check the references section for vendor advisories and patches from microsoft. Update internet_information_services to the latest patched version. If immediate patching is not possible, review the CVSS vector to understand the attack surface and apply compensating controls such as network segmentation or access restrictions.
How can CyberStrike help with CVE-2011-5279?
CyberStrike's AI-powered security agents can automatically detect CVE-2011-5279 across your infrastructure using autonomous pentesting, DAST scanning, and HackBrowser. The platform continuously monitors for known vulnerabilities and provides actionable remediation guidance prioritized by real-world exploitability.
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