CVE-2018-8517

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.

7.5

CVSS

Severity: High

CVSS 3.0 •

CVSS 2.0 •

EPSS 7.18% Top 10%

Vendor Advisory microsoft.com

Affected: Microsoft Microsoft .NET Framework

References

Link	Tags
https://portal.msrc.microsoft.com/en-US/security-guidance/advisory/CVE-2018-8517	patch vendor advisory
http://www.securityfocus.com/bid/106075	third party advisory vdb entry

Frequently Asked Questions

What is the severity of CVE-2018-8517?: CVE-2018-8517 has been scored as a high severity vulnerability.
How to fix CVE-2018-8517?: To fix CVE-2018-8517, make sure you are using an up-to-date version of the affected component(s) by checking the vendor release notes. As for now, there are no other specific guidelines available.
Is CVE-2018-8517 being actively exploited in the wild?: It is possible that CVE-2018-8517 is being exploited or will be exploited in a near future based on public information. According to its EPSS score, there is a ~7% probability that this vulnerability will be exploited by malicious actors in the next 30 days.
What software or system is affected by CVE-2018-8517?: CVE-2018-8517 affects Microsoft Microsoft .NET Framework.

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