Microsoft: >> Skype For Business Security Vulnerabilities
Microsoft Office Remote Code Execution Vulnerability
CVSS Score
7.8
EPSS Score
0.005
Published
2024-02-13
Skype for Business and Lync Remote Code Execution Vulnerability
CVSS Score
7.2
EPSS Score
0.014
Published
2022-07-12
An elevation of privilege vulnerability exists when Microsoft SharePoint Server and Skype for Business Server improperly handle OAuth token validation. An attacker who successfully exploited the vulnerability could bypass authentication and achieve improper access.
To exploit this vulnerability, an attacker would need to modify the token.
The update addresses the vulnerability by modifying how Microsoft SharePoint Server and Skype for Business Server validate tokens.
CVSS Score
9.8
EPSS Score
0.099
Published
2020-07-14
A spoofing vulnerability exists when a Skype for Business Server does not properly sanitize a specially crafted request, aka 'Skype for Business Server Spoofing Vulnerability'.
CVSS Score
5.4
EPSS Score
0.005
Published
2019-12-10
An information disclosure vulnerability exists when Exchange allows creation of entities with Display Names having non-printable characters. An authenticated attacker could exploit this vulnerability by creating entities with invalid display names, which, when added to conversations, remain invisible. This security update addresses the issue by validating display names upon creation in Microsoft Exchange, and by rendering invalid display names correctly in Microsoft Outlook clients., aka 'Microsoft Exchange Information Disclosure Vulnerability'.
CVSS Score
6.5
EPSS Score
0.078
Published
2019-07-15
A spoofing vulnerability exists when a Skype for Business 2015 server does not properly sanitize a specially crafted request, aka "Skype for Business 2015 Spoofing Vulnerability." This affects Skype.
CVSS Score
5.4
EPSS Score
0.004
Published
2019-01-17
A denial of service vulnerability exists in Skype for Business, aka "Microsoft Skype for Business Denial of Service Vulnerability." This affects Office 365 ProPlus, Microsoft Office, Microsoft Lync, Skype.
CVSS Score
5.9
EPSS Score
0.111
Published
2018-11-14
A remote code execution vulnerability exists when Skype for Business and Microsoft Lync clients fail to properly sanitize specially crafted content, aka "Remote Code Execution Vulnerability in Skype For Business and Lync." This affects Skype, Microsoft Lync.
CVSS Score
8.8
EPSS Score
0.228
Published
2018-07-11
A security feature bypass vulnerability exists when Skype for Business or Lync do not properly parse UNC path links shared via messages, aka "Skype for Business and Lync Security Feature Bypass Vulnerability." This affects Skype, Microsoft Lync.
CVSS Score
7.8
EPSS Score
0.067
Published
2018-07-11
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."
CVSS Score
8.8
EPSS Score
0.088
Published
2017-10-13
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