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microsoft

lync

6 known vulnerabilities · sorted by CVSS score

CVE-2020-1025
CRITICAL9.8

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.

microsoft / lync+5
Network
Published Jul 14, 2020
CVE-2018-8311
HIGH8.8

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.

microsoft / lync+1
Network
Published Jul 11, 2018
CVE-2018-8238
HIGH7.8

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.

microsoft / lync+1
Local
Published Jul 11, 2018
CVE-2019-1084
MEDIUM6.5

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'.

microsoft / exchange_server+21
Network
Published Jul 15, 2019
CVE-2019-1209
MEDIUM6.5

An information disclosure vulnerability exists in Lync 2013, aka 'Lync 2013 Information Disclosure Vulnerability'.

microsoft / lync
Network
Published Sep 11, 2019
CVE-2018-8546
MEDIUM5.9

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.

microsoft / lync+5
Network
Published Nov 14, 2018