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[email protected]NVD:CVE-2017-11786

HistoryOct 13, 2017 - 1:29 p.m.

CVE-2017-11786

2017-10-1313:29:00

CWE-294

[email protected]

web.nvd.nist.gov

CVSS2

9.3

Attack Vector

NETWORK

Attack Complexity

MEDIUM

Authentication

NONE

Confidentiality Impact

COMPLETE

Integrity Impact

COMPLETE

Availability Impact

COMPLETE

AV:N/AC:M/Au:N/C:C/I:C/A:C

CVSS3

8.8

Attack Vector

NETWORK

Attack Complexity

LOW

Privileges Required

NONE

User Interaction

REQUIRED

Scope

UNCHANGED

Confidentiality Impact

HIGH

Integrity Impact

HIGH

Availability Impact

HIGH

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

AI Score

8.8

Confidence

High

EPSS

0.006

Percentile

78.4%

JSON

Skype for Business in Microsoft Lync 2013 SP1 and Skype for Business 2016 allows an attacker to steal an authentication hash that can be reused elsewhere, due to how Skype for Business handles authentication requests, aka “Skype for Business Elevation of Privilege Vulnerability.”

Affected configurations

Nvd

Node

microsoftlyncMatch2013sp1

microsoftskype_for_businessMatch2016

VendorProductVersionCPE
microsoftlync2013cpe:2.3:a:microsoft:lync:2013:sp1:*:*:*:*:*:*
microsoftskype_for_business2016cpe:2.3:a:microsoft:skype_for_business:2016:*:*:*:*:*:*:*

Vendor	Product	Version	CPE
microsoft	lync	2013	cpe:2.3:a:microsoft:lync:2013:sp1::::::
microsoft	skype_for_business	2016	cpe:2.3:a:microsoft:skype_for_business:2016:::::::*