CVE-2020-16921: Windows Text Services Framework Information Disclosure Vulnerability

Published Oct 16, 2020
·
Updated

<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>

Other sources

An information disclosure vulnerability exists in Text Services Framework when it fails to properly handle objects in memory, aka 'Windows Text Services Framework Information Disclosure Vulnerability'.

Affected Software

10 affected components
Microsoft Windows 10=1709
Microsoft Windows 10=1803
Microsoft Windows 10=1809
Microsoft Windows 10=1903
Microsoft Windows 10=1909
Microsoft Windows 10=2004
Microsoft Windows Server 2016=1903
Microsoft Windows Server 2016=1909
Microsoft Windows Server 2016=2004
Microsoft Windows Server 2019

Event History

Oct 16, 2020
CVE Published
10:17 PM
Data Sourced
10:17 PM
DescriptionSeverity
Data Sourced
via NVD·11:15 PM
RemedyDescriptionSeverityAffected Software

Frequently Asked Questions

1

What is the severity of CVE-2020-16921?

CVE-2020-16921 has a severity rating of important, indicating a moderate risk to affected systems.

2

How do I fix CVE-2020-16921?

To mitigate CVE-2020-16921, users should apply the latest security updates released by Microsoft for their affected software versions.

3

What platforms are affected by CVE-2020-16921?

CVE-2020-16921 affects multiple versions of Microsoft Windows 10 and Windows Server 2016 and 2019.

4

Can CVE-2020-16921 lead to data breaches?

Yes, if exploited, CVE-2020-16921 can allow attackers to read sensitive data that was not intended to be disclosed.

5

Is CVE-2020-16921 easy to exploit?

Exploitation of CVE-2020-16921 requires an attacker to have access to the affected system, which may limit the potential impact.

Contact

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