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Unrated severityNVD Advisory· Published May 11, 2000· Updated Jun 16, 2026

CVE-2000-0457

CVE-2000-0457

Description

ISM.DLL in IIS 4.0 and 5.0 allows remote attackers to read file contents by requesting the file and appending a large number of encoded spaces (%20) and terminated with a .htr extension, aka the ".HTR File Fragment Reading" or "File Fragment Reading via .HTR" vulnerability.

AI Insight

LLM-synthesized narrative grounded in this CVE's description and references.

Affected products

3
  • Microsoft/Internet Information Server2 versions
    cpe:2.3:a:microsoft:internet_information_server:4.0:*:*:*:*:*:*:*+ 1 more
    • cpe:2.3:a:microsoft:internet_information_server:4.0:*:*:*:*:*:*:*
    • cpe:2.3:a:microsoft:internet_information_services:5.0:*:*:*:*:*:*:*
  • Microsoft/IISllm-fuzzy
    Range: 4.0, 5.0

Patches

Vulnerability mechanics

References

4

News mentions

0

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