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Microsoft ExchangeMicrosoft Exchange Server Remote Code Execution Vulnerability

Risk 93
Severity
8.8
Exploited
CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H

An authenticated attacker could leverage improper validation in cmdlet arguments within Microsoft Exchange and perform remote code execution.

1 / 2
Source: CISA
First published (updated )
CVE-2021-42321

Microsoft Exchange ServerMicrosoft Exchange Server Spoofing Vulnerability

Risk 37
Severity
6.5
CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:N/I:H/A:N

Microsoft Exchange Server Spoofing Vulnerability

1 / 2
Source: NVD
First published (updated )
CVE-2021-42305

Microsoft Exchange ServerMicrosoft Exchange Server Spoofing Vulnerability

Risk 37
Severity
6.5
CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:H/I:N/A:N

Microsoft Exchange Server Spoofing Vulnerability

1 / 2
Source: NVD
First published (updated )
CVE-2021-41349

Microsoft Exchange ServerMicrosoft Exchange Server Information Disclosure Vulnerability

Risk 80
Severity
7.2
Exploited
CVSS:3.1/AV:N/AC:L/PR:H/UI:N/S:U/C:H/I:H/A:H

Microsoft Exchange Server contains an information disclosure vulnerability that allows for remote code execution.

1 / 3
Source: CISA

Remedy

Apply mitigations per vendor instructions or discontinue use of the product if mitigations are unavailable.
First published (updated )
CVE-2021-31196

Microsoft Exchange ServerMicrosoft Exchange Server Elevation of Privilege Vulnerability

Risk 73
Severity
8
CVSS:3.1/AV:A/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H

Microsoft Exchange Server Elevation of Privilege Vulnerability This CVE ID is unique from CVE-2021-33768, CVE-2021-34523.

1 / 2
First published (updated )
CVE-2021-34470

Microsoft Exchange ServerMicrosoft Exchange Server Elevation of Privilege Vulnerability

Risk 73
Severity
8
CVSS:3.1/AV:A/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H

Microsoft Exchange Server Elevation of Privilege Vulnerability This CVE ID is unique from CVE-2021-34470, CVE-2021-34523.

1 / 2
First published (updated )
CVE-2021-33768

Microsoft Exchange(Pwn2Own) Microsoft Exchange Server CabUtility ExtractCab Directory Traversal Remote Code Execution Vulnerability

Risk 74
Severity
8
AV:A/AC:H/PR:N/UI:R/S:U/C:H/I:H/A:H

Microsoft Exchange Server Remote Code Execution Vulnerability

1 / 3
Source: NVD
First published (updated )
CVE-2021-31206

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