CVE-2021-26421 — Microsoft Lync Server 2013 Cu10 vulnerability

4 documents4 sources
Severity
7.1HIGHNVD
CNA6.5
EPSS
1.7%
top 17.87%
CISA KEV
Not in KEV
Exploit
No known exploits
Affected products
4
Microsoft Lync Server 2013 Cu10Microsoft Skype FOR Business Server 2015 Cu11Microsoft Lync Server+1 more
Timeline
PublishedMay 11
Latest updateMay 24

Description

Skype for Business and Lync Spoofing Vulnerability

CVSS vector

CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:H/I:L/A:NExploitability: 2.8 | Impact: 4.2

Affected Packages4 packages

▶CVEListV5microsoft/skype_for_business_server_2015_cu112015 CU11 — 2046.369
▶CVEListV5microsoft/microsoft_lync_server_2013_cu108308.0 — 8308.1144
▶NVDmicrosoft/skype2015

Patches

Patch: portal.msrc.microsoft.com ↗Patch: portal.msrc.microsoft.com ↗

🔴Vulnerability Details

2
GHSA
GHSA-w6mv-8x3w-r7w5: Skype for Business and Lync Spoofing Vulnerability↗2022-05-24
▶
CVEList
Skype for Business and Lync Spoofing Vulnerability↗2021-05-11
▶

📋Vendor Advisories

1
Microsoft
Skype for Business and Lync Spoofing Vulnerability↗2021-05-11
▶
CVE-2021-26421 — Microsoft vulnerability | cvebase