CVE-2021-34453

Microsoft Exchange Server Denial of Service Vulnerability

High · published October 13, 2021

CVSS v3.1
7.5
EPSS
3%
Percentile
86.5
In the wild
Unconfirmed
What it is

Microsoft Exchange Server Denial of Service Vulnerability

The record
Technical detail
CVSS v3.1
7.5 · HIGH
Vector
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H/E:U/RL:O/RC:C
CVSS v4.0
Not supplied
EPSS
0.02826 · 86.5th percentile
Published
2021-10-13T00:26Z
EPSS history
Timeline
  • 13 OCT 00:26Z
    Microsoft Exchange Server Denial of Service Vulnerability
    cvelistv5