CVE-2021-34453

4 documents4 sources
Severity
7.5HIGH
EPSS
8.4%
top 7.69%
CISA KEV
Not in KEV
Exploit
No known exploits
Affected products
5
Microsoft Microsoft Exchange Server 2016 Cumulative Update 21Microsoft Microsoft Exchange Server 2016 Cumulative Update 22Microsoft Microsoft Exchange Server 2019 Cumulative Update 10+2 more
Timeline
PublishedOct 13
Latest updateMay 24

Description

Microsoft Exchange Server Denial of Service Vulnerability

CVSS vector

CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:HExploitability: 3.9 | Impact: 3.6

Affected Packages5 packages

▶NVDmicrosoft/exchange_server2016, 2019+1

Patches

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

🔴Vulnerability Details

2
GHSA
GHSA-jh7x-v5rp-ggfr: Microsoft Exchange Server Denial of Service Vulnerability↗2022-05-24
▶
CVEList
Microsoft Exchange Server Denial of Service Vulnerability↗2021-10-13
▶

📋Vendor Advisories

1
Microsoft
Microsoft Exchange Server Denial of Service Vulnerability↗2021-10-12
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