9 High
CVSS3
Attack Vector
ADJACENT_NETWORK
Attack Complexity
LOW
Privileges Required
LOW
User Interaction
NONE
Scope
CHANGED
Confidentiality Impact
HIGH
Integrity Impact
HIGH
Availability Impact
HIGH
CVSS:3.1/AV:A/AC:L/PR:L/UI:N/S:C/C:H/I:H/A:H
9.5 High
AI Score
Confidence
High
8.3 High
CVSS2
Access Vector
ADJACENT_NETWORK
Access Complexity
LOW
Authentication
NONE
Confidentiality Impact
COMPLETE
Integrity Impact
COMPLETE
Availability Impact
COMPLETE
AV:A/AC:L/Au:N/C:C/I:C/A:C
0.002 Low
EPSS
Percentile
56.7%
01/11/2022
Warning
Multiple vulnerabilities were found in Microsoft Exchange Server. Malicious users can exploit this vulnerability to execute arbitrary code.
Microsoft Exchange Server 2013 Cumulative Update 23
Microsoft Exchange Server 2016 Cumulative Update 21
Microsoft Exchange Server 2016 Cumulative Update 22
Microsoft Exchange Server 2019 Cumulative Update 10
Microsoft Exchange Server 2019 Cumulative Update 11
Install necessary updates from the KB section, that are listed in your Windows Update (Windows Update usually can be accessed from the Control Panel)
CVE-2022-21855
CVE-2022-21846
CVE-2022-21969
ACE
CVE-2022-218559.0Critical
CVE-2022-218469.0Critical
CVE-2022-219699.0Critical
support.microsoft.com/kb/5008631
cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2022-21846
cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2022-21855
cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2022-21969
nvd.nist.gov/vuln/detail/CVE-2022-21846
nvd.nist.gov/vuln/detail/CVE-2022-21855
nvd.nist.gov/vuln/detail/CVE-2022-21969
portal.msrc.microsoft.com/en-us/security-guidance
statistics.securelist.com/vulnerability-scan/month
threats.kaspersky.com/en/product/Microsoft-Exchange-Server/
9 High
CVSS3
Attack Vector
ADJACENT_NETWORK
Attack Complexity
LOW
Privileges Required
LOW
User Interaction
NONE
Scope
CHANGED
Confidentiality Impact
HIGH
Integrity Impact
HIGH
Availability Impact
HIGH
CVSS:3.1/AV:A/AC:L/PR:L/UI:N/S:C/C:H/I:H/A:H
9.5 High
AI Score
Confidence
High
8.3 High
CVSS2
Access Vector
ADJACENT_NETWORK
Access Complexity
LOW
Authentication
NONE
Confidentiality Impact
COMPLETE
Integrity Impact
COMPLETE
Availability Impact
COMPLETE
AV:A/AC:L/Au:N/C:C/I:C/A:C
0.002 Low
EPSS
Percentile
56.7%