PT-2021-2070 · Microsoft · Skype For Business Server

Amit Avrahamov + 1 · Published 2021-02-09 · Updated 2023-12-29 · CVE-2021-24073

Positive Technologies (AI Summary)

CVSS v3.1

6.5

Medium

Base vector

AV:N/AC:H/PR:L/UI:R/S:C/C:H/I:L/A:N

Name of the Vulnerable Software and Affected Versions: Skype for Business Server (Microsoft Lync Server) (affected versions not specified)

Description: The issue is related to errors in the user interface's representation of information. It may allow a remote attacker to conduct spoofing attacks.

Recommendations: At the moment, there is no information about a newer version that contains a fix for this vulnerability.

UI Misrepresentation of Critical Information

Weakness Enumeration

CWE-451

Related Identifiers

BDU:2021-00920

CVE-2021-24073

Affected Products

Skype For Business Server

References · 7

• https://nvd.nist.gov/vuln/detail/CVE-2021-24073 · Security Note
• https://osv.dev/vulnerability/CVE-2021-24073 · Vendor Advisory
• https://bdu.fstec.ru/vul/2021-00920 · Security Note
• https://portal.msrc.microsoft.com/en-US/security-guidance/advisory/CVE-2021-24073 · Vendor Advisory
• https://msrc.microsoft.com/update-guide/en-US/vulnerability/CVE-2021-24073 · Vendor Advisory
• https://t.me/cvenotify/10529 · Telegram Post
• https://cybersecurity-help.cz/vdb/SB2021020944 · Note