CVE-2021-31207

Microsoft Exchange Server Security Feature Bypass Vulnerability

CVSS v3.0 6.6 MEDIUM
CVSS v2.0 6.5 MEDIUM

6.6^/10

CVSS v3.0 : MEDIUM

Vector :

Exploitability : 0.7 / Impact : 5.9

Attack Vector NETWORK

Attack Complexity HIGH

Privileges Required HIGH

User Interaction NONE

Confidentiality Impact HIGH

Integrity Impact HIGH

Availability Impact HIGH

Scope UNCHANGED

6.5^/10

CVSS v2.0 : MEDIUM

Vector : AV:N/AC:L/Au:S/C:P/I:P/A:P

Exploitability : 8.0 / Impact : 6.4

Access Vector NETWORK

Access Complexity LOW

Authentication SINGLE

Confidentiality Impact PARTIAL

Integrity Impact PARTIAL

Availability Impact PARTIAL

References

Link	Resource
https://portal.msrc.microsoft.com/en-US/security-guidance/advisory/CVE-2021-31207	Patch Vendor Advisory
https://www.zerodayinitiative.com/advisories/ZDI-21-819/	Third Party Advisory VDB Entry
http://packetstormsecurity.com/files/163895/Microsoft-Exchange-ProxyShell-Remote-Code-Execution.html	Exploit Third Party Advisory VDB Entry

Configurations

Configuration 1 (hide)

OR	cpe:2.3:a:microsoft:exchange_server:2013:cumulative_update_23::::::
	cpe:2.3:a:microsoft:exchange_server:2019:cumulative_update_8::::::
	cpe:2.3:a:microsoft:exchange_server:2016:cumulative_update_19::::::
	cpe:2.3:a:microsoft:exchange_server:2016:cumulative_update_20::::::
	cpe:2.3:a:microsoft:exchange_server:2019:cumulative_update_9::::::

Information

Published : 2021-05-11 19:15

Updated : 2023-08-08 14:21

NVD link : CVE-2021-31207

Mitre link : CVE-2021-31207

JSON object : View

Products Affected

microsoft

exchange_server

CWE

CWE-434

Unrestricted Upload of File with Dangerous Type

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