National Vulnerability Database

National Vulnerability Database

National Vulnerability
Database

CVE-2018-8493 Detail

Current 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.

Source:  MITRE
View Analysis Description

Impact

CVSS v3.0 Severity and Metrics:

Base Score: 7.5 HIGH
Vector: AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:N/A:N (V3 legend)
Impact Score: 3.6
Exploitability Score: 3.9


Attack Vector (AV): Network
Attack Complexity (AC): Low
Privileges Required (PR): None
User Interaction (UI): None
Scope (S): Unchanged
Confidentiality (C): High
Integrity (I): None
Availability (A): None

CVSS v2.0 Severity and Metrics:

Base Score: 5.0 MEDIUM
Vector: (AV:N/AC:L/Au:N/C:P/I:N/A:N) (V2 legend)
Impact Subscore: 2.9
Exploitability Subscore: 10.0


Access Vector (AV): Network
Access Complexity (AC): Low
Authentication (AU): None
Confidentiality (C): Partial
Integrity (I): None
Availability (A): None
Additional Information:
Allows unauthorized disclosure of information

References to Advisories, Solutions, and Tools

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Hyperlink Resource
http://www.securityfocus.com/bid/105456 Third Party Advisory VDB Entry
http://www.securitytracker.com/id/1041843 Third Party Advisory VDB Entry
https://portal.msrc.microsoft.com/en-US/security-guidance/advisory/CVE-2018-8493 Patch Vendor Advisory

Technical Details

Vulnerability Type (View All)

  • Information Leak / Disclosure (CWE-200)

Known Affected Software Configurations Switch to CPE 2.3

Configuration 1 ( hide )
 cpe:/o:microsoft:windows_10:-
     Show Matching CPE(s)
 cpe:/o:microsoft:windows_10:1607
     Show Matching CPE(s)
 cpe:/o:microsoft:windows_10:1703
     Show Matching CPE(s)
 cpe:/o:microsoft:windows_10:1709
     Show Matching CPE(s)
 cpe:/o:microsoft:windows_10:1803
     Show Matching CPE(s)
 cpe:/o:microsoft:windows_8.1:-
     Show Matching CPE(s)
 cpe:/o:microsoft:windows_rt_8.1:-
     Show Matching CPE(s)
 cpe:/o:microsoft:windows_server_2012:r2
     Show Matching CPE(s)
 cpe:/o:microsoft:windows_server_2016:1709
     Show Matching CPE(s)
 cpe:/o:microsoft:windows_server_2016:1803
     Show Matching CPE(s)
 cpe:/o:microsoft:windows_server_2019:-
     Show Matching CPE(s)


Change History

2 change records found - show changes

Quick Info

CVE Dictionary Entry:
CVE-2018-8493
NVD Published Date:
10/10/2018
NVD Last Modified:
11/30/2018