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High severity7.5NVD Advisory· Published Mar 12, 2020· Updated Jun 17, 2026

CVE-2020-0645

CVE-2020-0645

Description

A tampering vulnerability exists when Microsoft IIS Server improperly handles malformed request headers, aka 'Microsoft IIS Server Tampering Vulnerability'.

Affected products

11
  • Microsoft/IIS Serverllm-fuzzy
  • Microsoft/Windowsv5
    Range: 10 Version 1803 for 32-bit Systems
  • Microsoft/Windows 10 Version 1903 for 32-bit Systemsv5
    Range: unspecified
  • Microsoft/Windows 10 Version 1903 for ARM64-based Systemsv5
    Range: unspecified
  • Microsoft/Windows 10 Version 1903 for x64-based Systemsv5
    Range: unspecified
  • Microsoft/Windows 10 Version 1909 for 32-bit Systemsv5
    Range: unspecified
  • Microsoft/Windows 10 Version 1909 for ARM64-based Systemsv5
    Range: unspecified
  • Microsoft/Windows 10 Version 1909 for x64-based Systemsv5
    Range: unspecified
  • Microsoft/Windows Server 2003cpe-rescue
    Range: version 1803 (Core Installation)
  • Microsoft/Windows Server, version 1903 (Server Core installation)v5
    Range: unspecified
  • Microsoft/Windows Server, version 1909 (Server Core installation)v5
    Range: unspecified

Patches

Vulnerability mechanics

References

1

News mentions

0

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