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CVE-2021-26422

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CVE-2021-26422

Published: May 11, 2021

Modified: Aug 3, 2024

PUBLISHED

CVSS v3.1

7.2

HIGH

Description

Skype for Business and Lync Remote Code Execution Vulnerability

VendorProductVersions

Microsoft

Microsoft Lync Server 2013 CU10

affected
8308.0 - < 8308.1144

Microsoft

Skype for Business Server 2019 CU5

affected
1.0 - < 2046.369

Microsoft

Skype for Business Server 2015 CU11

affected
2015 CU11 - < 9319.606

CVSS v3.1 Details

CVSS v3.1 Vector

CVSS:3.1/AV:N/AC:L/PR:H/UI:N/S:U/C:H/I:H/A:H/E:U/RL:O/RC:C

Attack Vector

Network

Attack Complexity

Low

Privileges Required

High

User Interaction

None

Scope

Unchanged

Confidentiality

High

Integrity

High

Availability

High

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