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Microsoft Exchange ServerMicrosoft Exchange Server Privilege Escalation Vulnerability

Risk 99
Severity
9.8
Exploited
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H

Microsoft Exchange Server contains an unspecified vulnerability that allows for privilege escalation.

1 / 3
Source: CISA
First published (updated )
CVE-2021-34523

Microsoft Exchange ServerMicrosoft Exchange Server Remote Code Execution Vulnerability

Risk 100
Severity
9.8
Exploited
Zeroday
SSRF
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H

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

1 / 3
Source: CISA
First published (updated )
CVE-2021-34473

Microsoft Exchange ServerMicrosoft Exchange Server Information Disclosure

Risk 65
Severity
7.5
Exploited
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:N/A:N

Microsoft Exchange Information Disclosure Vulnerability

1 / 3
First published (updated )
CVE-2021-33766

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 Server 2016Microsoft Exchange Server Security Feature Bypass Vulnerability

Risk 86
Severity
7.2
Exploited
Malicious File Upload
AV:N/AC:H/PR:H/UI:N/S:U/C:H/I:H/A:H/E:U/RL:O/RC:C

Microsoft Exchange Server contains an unspecified vulnerability that allows for security feature bypass.

1 / 2
Source: CISA
First published (updated )
CVE-2021-31207

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