CVE-2020-16921

Windows Text Services Framework Information Disclosure Vulnerability

Medium · published October 16, 2020

CVSS v3.1
5.5
EPSS
1%
Percentile
69.2
In the wild
Unconfirmed
What it is

<p>An information disclosure vulnerability exists in Text Services Framework when it fails to properly handle objects in memory. An attacker who successfully exploited this vulnerability could potentially read data that was not intended to be disclosed. Note that this vulnerability would not allow an attacker to execute code or to elevate their user rights directly, but it could be used to obtain information that could be used to try to further compromise the affected system.</p>

<p>To exploit this vulnerability, an attacker would have to log on to an affected system and open a specially crafted file.</p>

<p>The update addresses the vulnerability by correcting how Text Services Framework handles objects in memory.</p>

The record
Technical detail
CVSS v3.1
5.5 · MEDIUM
Vector
CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:N/A:N/E:P/RL:O/RC:C
CVSS v4.0
Not supplied
EPSS
0.01253 · 69.2th percentile
Published
2020-10-16T22:17Z
EPSS history
Timeline
  • 16 OCT 22:17Z
    Windows Text Services Framework Information Disclosure Vulnerability
    cvelistv5