CVE-2020-1523

Microsoft SharePoint Server Tampering Vulnerability

High · published September 11, 2020

CVSS v3.1
8.9
EPSS
2%
Percentile
82.5
In the wild
Unconfirmed
What it is

<p>A tampering vulnerability exists when Microsoft SharePoint Server fails to properly handle profile data. An attacker who successfully exploited this vulnerability could modify a targeted user's profile data.</p>

<p>To exploit the vulnerability, an attacker would need to be authenticated on an affected SharePoint Server. The attacker would then need to send a specially modified request to the server, targeting a specific user.</p>

<p>The security update addresses the vulnerability by modifying how Microsoft SharePoint Server handles profile data.</p>

The record
Technical detail
CVSS v3.1
8.9 · HIGH
Vector
CVSS:3.1/AV:N/AC:L/PR:L/UI:R/S:C/C:H/I:H/A:L/E:P/RL:O/RC:C
CVSS v4.0
Not supplied
EPSS
0.02217 · 82.5th percentile
Published
2020-09-11T17:09Z
EPSS history
Timeline
  • 11 SEP 17:09Z
    Microsoft SharePoint Server Tampering Vulnerability
    cvelistv5