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Servers and applications

CVE-2001-1186

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.

Severity
Medium 5.0
Published
11 Dec 2001
Last changed
16 Jun 2026
Added to UpHeron
21 Oct 2026
Exploit chance
35% in the next 30 daysHigher than 98% of CVEs. EPSS by FIRST, 12 Nov 2026
Attack
Over the network · No login needed
Attacker can
Slow it down
CVSS vector
AV:N/AC:L/Au:N/C:N/I:N/A:P
Sources
NVD

Affected software

SoftwareAffected versions
Microsoft IISServers and applications · cpe:a:microsoft:internet_information_services
  • Version 5.0

References

  • NVD https://nvd.nist.gov/vuln/detail/CVE-2001-1186
  • CVE.org https://www.cve.org/CVERecord?id=CVE-2001-1186