Home/CVE/An elevation of privilege vulnerability exists when ASP.NET or .NET web applications running on IIS improperly allow acc
CVE

CVE-2020-1476

An elevation of privilege vulnerability exists when ASP.NET or .NET web applications running on IIS improperly allow acc

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.

MEDIUM · CVSS 5.5 EPSS 0.00982
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  • No active-exploitation, high-EPSS, or public-exploit signals - routine patching cadence
Sigma rules0 YARA rules0
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Affected Products & Versions

1
microsoft .net frameworkall versions
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Scoring & Timeline

5.5
MEDIUM · CVSS v3.1 · secure@microsoft.com
View on NVD
Attack Vector
Network Adjacent Local Physical
Attack Complexity
Low High
Privileges Required
None Low High
User Interaction
None Required
Scope
Unchanged Changed
Confidentiality
None Low High
Integrity
None Low High
Availability
None Low High
Published to NVD17 Aug 2020 · 07:15 PM
CVSS VectorCVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:N/A:N
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Vendor Advisories

1
msrcCVE-2020-1476Elevation of Privilege
🔗

References & Sources

1
Source URLs (vendor pages, mailing lists, write-ups). Exploit/PoC links are in their own section above to avoid duplication.
https://portal.msrc.microsoft.com/en-US/security-guidance/advisory/CVE-2020-1476PatchVendor Advisory
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