CVE-2020-17140: Windows SMB Information Disclosure Vulnerability
Published Dec 8, 2020
·Updated
Windows SMB Information Disclosure Vulnerability
Affected Software
73 affected componentsFixes available
Microsoft Windows 10
Microsoft Windows 10=20h2
Microsoft Windows 10=20h2
Microsoft Windows 10=20h2
Microsoft Windows 10=1607
Microsoft Windows 10=1607
Microsoft Windows 10=1803
Microsoft Windows 10=1803
Microsoft Windows 10=1803
Microsoft Windows 10=1809
Microsoft Windows 10=1809
Microsoft Windows 10=1809
Microsoft Windows 10=1903
Microsoft Windows 10=1903
Microsoft Windows 10=1903
Microsoft Windows 10=1909
Microsoft Windows 10=1909
Microsoft Windows 10=1909
Microsoft Windows 10=2004
Microsoft Windows 10=2004
Microsoft Windows 10=2004
Microsoft Windows 7=sp1
Microsoft Windows 8.1
Microsoft Windows RT 8.1
Microsoft Windows Server 2008=r2-sp1
Microsoft Windows Server 2012
Microsoft Windows Server 2012=r2
Microsoft Windows Server 2016
Microsoft Windows Server 2016=20h2
Microsoft Windows Server 2016=1903
Microsoft Windows Server 2016=1909
Microsoft Windows Server 2016=2004
Microsoft Windows Server 2019
Microsoft Windows Server 2012 R2
Microsoft Windows 8.1 for x64-based systems
Microsoft Windows Server 2008 R2
Microsoft Windows Server 2016
Microsoft Windows RT 8.1
Microsoft Windows Server 2008 R2
Microsoft Windows 8.1 for 32-bit systems
Microsoft Windows 7
Microsoft Windows 7
Microsoft Windows Server 2016
Microsoft Windows 10=1607
Microsoft Windows 10=1607
Microsoft Windows 10
Microsoft Windows 10=2004
Microsoft Windows Server=2004
Microsoft Windows 10
Microsoft Windows 10=1903
Microsoft Windows 10=2004
Microsoft Windows 10=2004
Microsoft Windows Server 2012
Microsoft Windows Server 2012 R2
Microsoft Windows 10=1903
Microsoft Windows Server=1903
Microsoft Windows 10=1909
Microsoft Windows Server 2012
Microsoft Windows 10=1903
Microsoft Windows 10=1909
Microsoft Windows Server=1909
Microsoft Windows 10=1809
Microsoft Windows Server 2019
Microsoft Windows 10=20H2
Microsoft Windows 10=1809
Microsoft Windows 10=1803
Microsoft Windows 10=1803
Microsoft Windows Server 2019
Microsoft Windows 10=1909
Microsoft Windows 10=1803
Microsoft Windows 10=1809
Microsoft Windows Server=20H2
Microsoft Windows 10=20H2
Remediation
Event History
Dec 8, 2020
CVE Published
via Microsoft·08:00 AM
Data Sourced
via Microsoft·08:00 AM
DescriptionSeverityWeakness
Data Sourced
via Microsoft·08:00 AM
Affected Software
Updated
via Microsoft·08:00 AM
Description
Dec 9, 2020
CVE Published
via MITRE·11:36 PM
Data Sourced
via MITRE·11:36 PM
DescriptionSeverity
Dec 10, 2020
Data Sourced
via NVD·12:15 AM
RemedyDescriptionSeverityAffected Software
Frequently Asked Questions
1
What is the severity of CVE-2020-17140?
The severity of CVE-2020-17140 is considered high due to its potential for information disclosure.
2
How do I fix CVE-2020-17140?
To fix CVE-2020-17140, apply the latest security updates from Microsoft for affected versions of Windows.
3
What systems are affected by CVE-2020-17140?
CVE-2020-17140 affects various versions of Microsoft Windows, including Windows 10, Windows 7, Windows 8.1, and Windows Server editions.
4
What type of vulnerability is CVE-2020-17140?
CVE-2020-17140 is characterized as an information disclosure vulnerability in Windows SMB.
5
Can CVE-2020-17140 be exploited remotely?
Yes, CVE-2020-17140 can be exploited remotely by attackers to gain unauthorized information.