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Medium severity5.5NVD Advisory· Published Aug 17, 2020· Updated Jun 17, 2026

CVE-2020-1476

CVE-2020-1476

Description

An elevation of privilege vulnerability exists when ASP.NET or .NET web applications running on IIS improperly allow access to cached files. An attacker who successfully exploited this vulnerability could gain access to restricted files. To exploit this vulnerability, an attacker would need to send a specially crafted request to an affected server. The update addresses the vulnerability by changing how ASP.NET and .NET handle requests.

Affected products

19
  • Microsoft/Netv56 versions
    cpe:2.3:a:microsoft:.net:2.0:sp2:*:*:*:*:*:*+ 5 more
    • cpe:2.3:a:microsoft:.net:2.0:sp2:*:*:*:*:*:*range: 2.0.0
    • cpe:2.3:a:microsoft:.net:3.5.1:*:*:*:*:*:*:*range: 3.5.0
    • cpe:2.3:a:microsoft:.net:3.5:*:*:*:*:*:*:*range: 3.5.0
    • cpe:2.3:a:microsoft:.net:4.7.2:*:*:*:*:*:*:*range: 4.7.0
    • cpe:2.3:a:microsoft:.net:4.8:*:*:*:*:*:*:*range: 4.8.0
    • (no CPE)
  • Microsoft/.net Frameworkv512 versions
    cpe:2.3:a:microsoft:.net_framework:*:*:*:*:*:*:*:*+ 11 more
    • cpe:2.3:a:microsoft:.net_framework:*:*:*:*:*:*:*:*range: 3.0
    • cpe:2.3:a:microsoft:.net_framework:2.0:sp2:*:*:*:*:*:*
    • cpe:2.3:a:microsoft:.net_framework:3.5.1:*:*:*:*:*:*:*
    • cpe:2.3:a:microsoft:.net_framework:3.5:*:*:*:*:*:*:*
    • cpe:2.3:a:microsoft:.net_framework:4.5.2:*:*:*:*:*:*:*
    • cpe:2.3:a:microsoft:.net_framework:4.6.1:*:*:*:*:*:*:*
    • cpe:2.3:a:microsoft:.net_framework:4.6.2:*:*:*:*:*:*:*
    • cpe:2.3:a:microsoft:.net_framework:4.6:*:*:*:*:*:*:*
    • cpe:2.3:a:microsoft:.net_framework:4.7.1:*:*:*:*:*:*:*
    • cpe:2.3:a:microsoft:.net_framework:4.7.2:*:*:*:*:*:*:*
    • cpe:2.3:a:microsoft:.net_framework:4.7:*:*:*:*:*:*:*
    • cpe:2.3:a:microsoft:.net_framework:4.8:*:*:*:*:*:*:*
  • Microsoft/Asp.netllm-fuzzy

Patches

Vulnerability mechanics

References

1

News mentions

0

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