What’s Vulnerable › Vulnerabilities

CVE-2001-1186

• Severity: medium (CVSS 5.0 v2.0)
• Exploited in the wild: not listed in CISA KEV
• EPSS: 34.7% probability of exploitation in the next 30 days
• Public exploit or detection template: yes
• Published: 2001-12-11 · updated 2026-06-16

Description

Microsoft IIS 5.0 allows remote attackers to cause a denial of service via an HTTP request with a content-length value that is larger than the size of the request, which prevents IIS from timing out the connection.

Affected products

• Microsoft IIS: 5.0

References

• http://online.securityfocus.com/archive/1/244931
• http://online.securityfocus.com/archive/1/245100
• http://www.iss.net/security_center/static/7691.php
• http://www.securityfocus.com/archive/1/244892
• http://www.securityfocus.com/bid/3667
• http://online.securityfocus.com/archive/1/244931
• http://online.securityfocus.com/archive/1/245100
• http://www.iss.net/security_center/static/7691.php
• http://www.securityfocus.com/archive/1/244892
• http://www.securityfocus.com/bid/3667

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