Vulnerability Details : CVE-2021-31181

Public exploit exists!
Microsoft SharePoint Remote Code Execution Vulnerability
Published 2021-05-11 19:15:10
Updated 2023-08-02 00:15:13
Source Microsoft Corporation
View at NVD,   CVE.org
Vulnerability category: Execute code

Exploit prediction scoring system (EPSS) score for CVE-2021-31181

Probability of exploitation activity in the next 30 days: 28.29%

Percentile, the proportion of vulnerabilities that are scored at or less: ~ 96 % EPSS Score History EPSS FAQ

Metasploit modules for CVE-2021-31181

  • Microsoft SharePoint Unsafe Control and ViewState RCE
    Disclosure Date: 2021-05-11
    First seen: 2021-06-16
    exploit/windows/http/sharepoint_unsafe_control
    The EditingPageParser.VerifyControlOnSafeList method fails to properly validate user supplied data. This can be leveraged by an attacker to leak sensitive information in rendered-preview content. This module will leak the ViewState validation key and then use it to sig

CVSS scores for CVE-2021-31181

Base Score Base Severity CVSS Vector Exploitability Score Impact Score Score Source
6.5
 MEDIUM AV:N/AC:L/Au:S/C:P/I:P/A:P
8.0
6.4
 NIST
8.8
 HIGH CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H
2.8
5.9
 NIST
8.8
 HIGH CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H
2.8
5.9
 Microsoft Corporation

References for CVE-2021-31181

Products affected by CVE-2021-31181

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