PT-2021-3099 · Microsoft · Sharepoint Server+1

Published 2021-02-08 · Updated 2023-08-02 · CVE-2021-31181

Positive Technologies (AI Summary)

CVSS v2.0

10

High

Base vector

AV:N/AC:L/Au:N/C:C/I:C/A:C

Name of the Vulnerable Software and Affected Versions Microsoft SharePoint (affected versions not specified)

Description The issue is related to incorrect code generation management in Microsoft SharePoint components, specifically Web Parts. This can be exploited by a remote attacker to execute arbitrary code.

Recommendations At the moment, there is no information about a newer version that contains a fix for this vulnerability.

Exploit

RCE

Code Injection

Weakness Enumeration

CWE-94

Related Identifiers

BDU:2021-02722

CVE-2021-31181

ZDI-21-573

Affected Products

Sharepoint Server

Sharepoint Foundation

References · 13

• 🔥 https://github.com/rapid7/metasploit-framework/blob/master/modules/exploits/windows/http/sharepoint_unsafe_control.rb · Exploit
• 🔥 http://packetstormsecurity.com/files/163208/Microsoft-SharePoint-Unsafe-Control-And-ViewState-Remote-Code-Execution.html · Exploit
• 🔥 https://packetstorm.news/files/id/163208 · Exploit
• http://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2021-31181 · Security Note
• https://portal.msrc.microsoft.com/en-US/security-guidance/advisory/CVE-2021-31181 · Vendor Advisory
• https://nvd.nist.gov/vuln/detail/CVE-2021-31181 · Security Note
• https://zerodayinitiative.com/advisories/ZDI-21-573 · Security Note
• https://osv.dev/vulnerability/CVE-2021-31181 · Vendor Advisory
• https://bdu.fstec.ru/vul/2021-02722 · Security Note
• https://t.me/cvenotify/14400 · Telegram Post
• https://cybersecurity-help.cz/vdb/SB2021051111 · Note
• https://t.me/ptswarm/45 · Telegram Post
• https://t.me/cybersecuritytechnologies/3531 · Telegram Post