CVE-2018-8517

HIGH

.NET Framework - Denial of Service via Special Web Requests

Title source: llm

Description

A denial of service vulnerability exists when .NET Framework improperly handles special web requests, aka ".NET Framework Denial Of Service Vulnerability." This affects Microsoft .NET Framework 4.6, Microsoft .NET Framework 3.5, Microsoft .NET Framework 4.7/4.7.1/4.7.2, Microsoft .NET Framework 4.6/4.6.1/4.6.2/4.7/4.7.1/4.7.1/4.7.2, Microsoft .NET Framework 3.5.1, Microsoft .NET Framework 4.6.2/4.7/4.7.1/4.7.2, Microsoft .NET Framework 4.5.2, Microsoft .NET Framework 4.7.1/4.7.2, Microsoft .NET Framework 4.7.2.

References (2)

Core 2

Core References

Patch, Vendor Advisory x_refsource_confirm

https://portal.msrc.microsoft.com/en-US/security-guidance/advisory/CVE-2018-8517

Third Party Advisory, VDB Entry vdb-entry x_refsource_bid

http://www.securityfocus.com/bid/106075

Scores

CVSS v3 7.5

EPSS 0.0583

EPSS Percentile 92.4%

Attack Vector NETWORK

CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H

Details

Status published

Products (9)

microsoft/.net_framework 3.5 (2 CPE variants)

microsoft/.net_framework 3.5.1

microsoft/.net_framework 4.5.2

microsoft/.net_framework 4.6.2

microsoft/.net_framework 4.6

microsoft/.net_framework 4.6.1

microsoft/.net_framework 4.7

microsoft/.net_framework 4.7.1

microsoft/.net_framework 4.7.2

Published Dec 12, 2018

Tracked Since Feb 18, 2026