CVE-2017-11786

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.

Risk Information

Base Score
8.8
MODERATE
Vector
CVSS:3.0/AV:N/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H
EPSS Score
Exploitation Probability
11.493

Associated Vulnerability

VulnerabilityOS Platform
Skype for Business Elevation of Privilege Vulnerability for Business Elevation of Privilege Vulnerability for Skype for Business 2016 (KB4011159) 64-Bit EditionWindows
Skype for Business Elevation of Privilege Vulnerability for Business Elevation of Privilege Vulnerability for Skype for Business 2016 (KB4011159) 32-Bit EditionWindows
Skype for Business Elevation of Privilege Vulnerability for Business Elevation of Privilege Vulnerability for Skype for Business 2015 (KB4011179) 64-Bit EditionWindows
Skype for Business Elevation of Privilege Vulnerability for Business Elevation of Privilege Vulnerability for Skype for Business 2015 (KB4011179) 32-Bit EditionWindows

Patch Details

Click to see the patches provided by ManageEngine for this CVE
Patch IDPatch Description
PATCH-23332Security Update for Skype for Business 2016 (KB4011159) 64-Bit Edition
PATCH-23331Security Update for Skype for Business 2016 (KB4011159) 32-Bit Edition
PATCH-23338Security Update for Skype for Business 2015 (KB4011179) 64-Bit Edition
PATCH-23337Security Update for Skype for Business 2015 (KB4011179) 32-Bit Edition

References

https://nvd.nist.gov/vuln/detail/CVE-2023-1234
https://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2023-1234