CVE-2017-11786
Microsoft Skype for Business Elevation of Privilege Vulnerability
Description
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."
INFO
Published Date :
Oct. 13, 2017, 1:29 p.m.
Last Modified :
April 20, 2025, 1:37 a.m.
Source :
[email protected]
Remotely Exploitable :
Yes !
Impact Score :
5.9
Exploitability Score :
2.8
Affected Products
The following products are affected by CVE-2017-11786
vulnerability.
Even if cvefeed.io is aware of the exact versions of the
products
that
are
affected, the information is not represented in the table below.
References to Advisories, Solutions, and Tools
Here, you will find a curated list of external links that provide in-depth
information, practical solutions, and valuable tools related to
CVE-2017-11786.
| URL | Resource |
|---|---|
| http://www.securityfocus.com/bid/101156 | Third Party Advisory VDB Entry |
| http://www.securitytracker.com/id/1039530 | Third Party Advisory VDB Entry |
| https://portal.msrc.microsoft.com/en-US/security-guidance/advisory/CVE-2017-11786 | Patch Vendor Advisory |
| http://www.securityfocus.com/bid/101156 | Third Party Advisory VDB Entry |
| http://www.securitytracker.com/id/1039530 | Third Party Advisory VDB Entry |
| https://portal.msrc.microsoft.com/en-US/security-guidance/advisory/CVE-2017-11786 | Patch Vendor Advisory |
We scan GitHub repositories to detect new proof-of-concept exploits. Following list is a collection of public exploits and proof-of-concepts, which have been published on GitHub (sorted by the most recently updated).
Results are limited to the first 15 repositories due to potential performance issues.
The following list is the news that have been mention
CVE-2017-11786 vulnerability anywhere in the article.
The following table lists the changes that have been made to the
CVE-2017-11786 vulnerability over time.
Vulnerability history details can be useful for understanding the evolution of a vulnerability, and for identifying the most recent changes that may impact the vulnerability's severity, exploitability, or other characteristics.
-
CVE Modified by af854a3a-2127-422b-91ae-364da2661108
Nov. 21, 2024
Action Type Old Value New Value Added Reference http://www.securityfocus.com/bid/101156 Added Reference http://www.securitytracker.com/id/1039530 Added Reference https://portal.msrc.microsoft.com/en-US/security-guidance/advisory/CVE-2017-11786 -
CVE Modified by [email protected]
May. 14, 2024
Action Type Old Value New Value -
CWE Remap by [email protected]
Oct. 03, 2019
Action Type Old Value New Value Changed CWE CWE-264 CWE-294 -
Initial Analysis by [email protected]
Nov. 03, 2017
Action Type Old Value New Value Added CVSS V2 (AV:N/AC:M/Au:N/C:C/I:C/A:C) Added CVSS V3 AV:N/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H Changed Reference Type http://www.securitytracker.com/id/1039530 No Types Assigned http://www.securitytracker.com/id/1039530 Third Party Advisory, VDB Entry Changed Reference Type https://portal.msrc.microsoft.com/en-US/security-guidance/advisory/CVE-2017-11786 No Types Assigned https://portal.msrc.microsoft.com/en-US/security-guidance/advisory/CVE-2017-11786 Patch, Vendor Advisory Changed Reference Type http://www.securityfocus.com/bid/101156 No Types Assigned http://www.securityfocus.com/bid/101156 Third Party Advisory, VDB Entry Added CWE CWE-264 Added CPE Configuration OR *cpe:2.3:a:microsoft:lync:2013:sp1:*:*:*:*:*:* *cpe:2.3:a:microsoft:skype_for_business:2016:*:*:*:*:*:*:* -
CVE Modified by [email protected]
Oct. 15, 2017
Action Type Old Value New Value Added Reference http://www.securitytracker.com/id/1039530 [No Types Assigned] Added Reference http://www.securityfocus.com/bid/101156 [No Types Assigned]
CWE - Common Weakness Enumeration
While CVE identifies
specific instances of vulnerabilities, CWE categorizes the common flaws or
weaknesses that can lead to vulnerabilities. CVE-2017-11786 is
associated with the following CWEs:
Common Attack Pattern Enumeration and Classification (CAPEC)
Common Attack Pattern Enumeration and Classification
(CAPEC)
stores attack patterns, which are descriptions of the common attributes and
approaches employed by adversaries to exploit the CVE-2017-11786
weaknesses.
Exploit Prediction
EPSS is a daily estimate of the probability of exploitation activity being observed over the next 30 days.
11.49 }} -8.55%
score
0.93326
percentile