CVE-2018-8493

Description

An information disclosure vulnerability exists when the Windows TCP/IP stack improperly handles fragmented IP packets, aka "Windows TCP/IP Information Disclosure Vulnerability." This affects Windows Server 2012 R2, Windows RT 8.1, Windows Server 2016, Windows 8.1, Windows 10, Windows 10 Servers.

7.5

CVSS

Severity: High

CVSS 3.1 •

CVSS 2.0 •

EPSS 6.35% Top 10%

Vendor Advisory microsoft.com

Affected: Microsoft Windows Server 2012 R2

Affected: Microsoft Windows RT 8.1

Affected: Microsoft Windows Server 2016

Affected: Microsoft Windows 8.1

Affected: Microsoft Windows 10

Affected: Microsoft Windows 10 Servers

References

Link	Tags
http://www.securitytracker.com/id/1041843	vdb entry third party advisory
https://portal.msrc.microsoft.com/en-US/security-guidance/advisory/CVE-2018-8493	patch vendor advisory
http://www.securityfocus.com/bid/105456	vdb entry third party advisory

Frequently Asked Questions

What is the severity of CVE-2018-8493?: CVE-2018-8493 has been scored as a high severity vulnerability.
How to fix CVE-2018-8493?: To fix CVE-2018-8493, 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-2018-8493 being actively exploited in the wild?: It is possible that CVE-2018-8493 is being exploited or will be exploited in a near future based on public information. According to its EPSS score, there is a ~6% probability that this vulnerability will be exploited by malicious actors in the next 30 days.
What software or system is affected by CVE-2018-8493?: CVE-2018-8493 affects Microsoft Windows Server 2012 R2, Microsoft Windows RT 8.1, Microsoft Windows Server 2016, Microsoft Windows 8.1, Microsoft Windows 10, Microsoft Windows 10 Servers.

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