Spoofing attack in Skype for Business Server and Microsoft Lync - CVE-2021-24073

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Main Vulnerability Database Vulnerabilities #VU50486

Spoofing attack in Skype for Business Server and Microsoft Lync - CVE-2021-24073

Published: February 9, 2021


Vulnerability identifier: #VU50486
CSH Severity: Low
CVSSv4.0: CVSS:4.0/AV:L/AC:L/AT:P/PR:L/UI:A/VC:L/VI:L/VA:N/SC:N/SI:N/SA:N/E:U/U:Clear
CVE-ID: CVE-2021-24073
CWE-ID: CWE-451
Exploitation vector: Remote access
Exploit availability: No public exploit available
Vulnerable software:
Skype for Business Server
Microsoft Lync
Software vendor:
Microsoft

Description

The vulnerability allows a remote attacker to perform spoofing attack.

The vulnerability exists due to incorrect processing of user-supplied data in Skype for Business and Lync. A remote authenticated attacker can spoof page content.


Remediation

Install updates from vendor's website.

External links