NVD

CVE-2019-0865 Detail

Description

A denial of service vulnerability exists when SymCrypt improperly handles a specially crafted digital signature.An attacker could exploit the vulnerability by creating a specially crafted connection or message.The security update addresses the vulnerability by correcting the way SymCrypt handles digital signatures., aka 'SymCrypt Denial of Service Vulnerability'.

Severity

CVSS 3.x Severity and Metrics:

NIST: NVD

Base Score: 7.5 HIGH

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

NVD Analysts use publicly available information to associate vector strings and CVSS scores. We also display any CVSS information provided within the CVE List from the CNA.

Note: NVD Analysts have published a CVSS score for this CVE based on publicly available information at the time of analysis. The CNA has not provided a score within the CVE List.

References to Advisories, Solutions, and Tools

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Hyperlink	Resource
https://portal.msrc.microsoft.com/en-US/security-guidance/advisory/CVE-2019-0865	Patch Vendor Advisory

Weakness Enumeration

CWE-ID	CWE Name	Source
NVD-CWE-noinfo	Insufficient Information	NIST

Known Affected Software Configurations Switch to CPE 2.2

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Change History

2 change records found show changes

Initial Analysis by NIST 7/22/2019 1:27:42 PM

Action	Type	Old Value	New Value
Added	CPE Configuration		OR cpe:2.3:o:microsoft:windows_10:1703::::::: cpe:2.3:o:microsoft:windows_10:1709::::::: cpe:2.3:o:microsoft:windows_10:1803::::::: cpe:2.3:o:microsoft:windows_10:1809::::::: cpe:2.3:o:microsoft:windows_10:1903::::::: cpe:2.3:o:microsoft:windows_server_2016:1803::::::: cpe:2.3:o:microsoft:windows_server_2016:1903::::::: cpe:2.3:o:microsoft:windows_server_2019:-:::::::
Added	CVSS V2		(AV:N/AC:L/Au:N/C:N/I:N/A:P)
Added	CVSS V3		AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H
Added	CWE		CWE-20
Changed	Reference Type	https://portal.msrc.microsoft.com/en-US/security-guidance/advisory/CVE-2019-0865 No Types Assigned	https://portal.msrc.microsoft.com/en-US/security-guidance/advisory/CVE-2019-0865 Patch, Vendor Advisory

Quick Info

CVE Dictionary Entry:
CVE-2019-0865
NVD Published Date:
07/15/2019
NVD Last Modified:
08/24/2020
Source:
Microsoft Corporation

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Information Technology Laboratory

National Vulnerability Database