PT-2020-2698 · Microsoft · Sharepoint Server+1

Published 2020-05-12 · Updated 2020-05-26 · CVE-2020-1023

Positive Technologies (AI Summary)

CVSS v2.0

9.0

High

Base vector

AV:N/AC:L/Au:S/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 a remote code execution problem in Microsoft SharePoint, where the software fails to properly check the source markup of an application package. This allows an attacker to execute arbitrary code in the context of the SharePoint application pool and the SharePoint server farm account. The vulnerability can be exploited by a remote attacker.

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

RCE

Unrestricted File Upload

Weakness Enumeration

CWE-434

Related Identifiers

BDU:2020-02771

CVE-2020-1023

Affected Products

Sharepoint Server

Sharepoint Foundation

References · 8

• https://portal.msrc.microsoft.com/en-US/security-guidance/advisory/CVE-2020-1023 · Vendor Advisory
• https://bdu.fstec.ru/vul/2020-02771 · Security Note
• https://nvd.nist.gov/vuln/detail/CVE-2020-1023 · Security Note
• https://osv.dev/vulnerability/CVE-2020-1023 · Vendor Advisory
• http://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2020-1023 · Security Note
• https://safe-surf.ru/specialists/bulletins-nkcki/650718 · Security Note
• https://t.me/cibsecurity/12231 · Telegram Post
• https://t.me/cibsecurity/12232 · Telegram Post