CVE-2020-17140 : Windows SMB Information Disclosure Vulnerability

Windows SMB Information Disclosure Vulnerability

Published 2020-12-10 00:15:16

Updated 2023-12-31 18:15:50

Source Microsoft Corporation

View at NVD, CVE.org

Vulnerability category: Information leak

Products affected by CVE-2020-17140

Microsoft » Windows Server 2008 » Version: R2 Update SP1 For X64
cpe:2.3:o:microsoft:windows_server_2008:r2:sp1:*:*:*:*:x64:*
Matching versions
Microsoft » Windows 7 » Version: N/A Update SP1
cpe:2.3:o:microsoft:windows_7:-:sp1:*:*:*:*:*:*
Matching versions
Microsoft » Windows Server 2012 » Version: N/A
cpe:2.3:o:microsoft:windows_server_2012:-:*:*:*:*:*:*:*
Matching versions
Microsoft » Windows Server 2012 » Version: R2
cpe:2.3:o:microsoft:windows_server_2012:r2:*:*:*:*:*:*:*
Matching versions
Microsoft » Windows 8.1 » Version: N/A
cpe:2.3:o:microsoft:windows_8.1:-:*:*:*:*:*:*:*
Matching versions
Microsoft » Windows Rt 8.1 » Version: N/A
cpe:2.3:o:microsoft:windows_rt_8.1:-:*:*:*:*:*:*:*
Matching versions
Microsoft » Windows 10 » Version: N/A
cpe:2.3:o:microsoft:windows_10:-:*:*:*:*:*:*:*
Matching versions
Microsoft » Windows 10 » Version: 1607 For X64
cpe:2.3:o:microsoft:windows_10:1607:*:*:*:*:*:x64:*
Matching versions
Microsoft » Windows 10 » Version: 1607 For X86
cpe:2.3:o:microsoft:windows_10:1607:*:*:*:*:*:x86:*
Matching versions
Microsoft » Windows 10 » Version: 1803 For X64
cpe:2.3:o:microsoft:windows_10:1803:*:*:*:*:*:x64:*
Matching versions
Microsoft » Windows 10 » Version: 1809 For X64
cpe:2.3:o:microsoft:windows_10:1809:*:*:*:*:*:x64:*
Matching versions
Microsoft » Windows 10 » Version: 1903 For X64
cpe:2.3:o:microsoft:windows_10:1903:*:*:*:*:*:x64:*
Matching versions
Microsoft » Windows 10 » Version: 1909 For X64
cpe:2.3:o:microsoft:windows_10:1909:*:*:*:*:*:x64:*
Matching versions
Microsoft » Windows 10 » Version: 20h2 For X64
cpe:2.3:o:microsoft:windows_10:20h2:*:*:*:*:*:x64:*
Matching versions
Microsoft » Windows 10 » Version: 2004 For X64
cpe:2.3:o:microsoft:windows_10:2004:*:*:*:*:*:x64:*
Matching versions
Microsoft » Windows 10 » Version: 20h2 For Arm64
cpe:2.3:o:microsoft:windows_10:20h2:*:*:*:*:*:arm64:*
Matching versions
Microsoft » Windows 10 » Version: 1803 For X86
cpe:2.3:o:microsoft:windows_10:1803:*:*:*:*:*:x86:*
Matching versions
Microsoft » Windows 10 » Version: 1909 For X86
cpe:2.3:o:microsoft:windows_10:1909:*:*:*:*:*:x86:*
Matching versions
Microsoft » Windows 10 » Version: 1903 For X86
cpe:2.3:o:microsoft:windows_10:1903:*:*:*:*:*:x86:*
Matching versions
Microsoft » Windows 10 » Version: 1903 For Arm64
cpe:2.3:o:microsoft:windows_10:1903:*:*:*:*:*:arm64:*
Matching versions
Microsoft » Windows 10 » Version: 1909 For Arm64
cpe:2.3:o:microsoft:windows_10:1909:*:*:*:*:*:arm64:*
Matching versions
Microsoft » Windows 10 » Version: 1803 For Arm64
cpe:2.3:o:microsoft:windows_10:1803:*:*:*:*:*:arm64:*
Matching versions
Microsoft » Windows 10 » Version: 1809 For Arm64
cpe:2.3:o:microsoft:windows_10:1809:*:*:*:*:*:arm64:*
Matching versions
Microsoft » Windows 10 » Version: 1809 For X86
cpe:2.3:o:microsoft:windows_10:1809:*:*:*:*:*:x86:*
Matching versions
Microsoft » Windows 10 » Version: 2004 For Arm64
cpe:2.3:o:microsoft:windows_10:2004:*:*:*:*:*:arm64:*
Matching versions
Microsoft » Windows 10 » Version: 2004 For X86
cpe:2.3:o:microsoft:windows_10:2004:*:*:*:*:*:x86:*
Matching versions
Microsoft » Windows 10 » Version: 20h2 For X86
cpe:2.3:o:microsoft:windows_10:20h2:*:*:*:*:*:x86:*
Matching versions
Microsoft » Windows Server 2016 » Version: N/A
cpe:2.3:o:microsoft:windows_server_2016:-:*:*:*:*:*:*:*
Matching versions
Microsoft » Windows Server 2016 » Version: 1903
cpe:2.3:o:microsoft:windows_server_2016:1903:*:*:*:*:*:*:*
Matching versions
Microsoft » Windows Server 2016 » Version: 1909
cpe:2.3:o:microsoft:windows_server_2016:1909:*:*:*:*:*:*:*
Matching versions
Microsoft » Windows Server 2016 » Version: 20h2
cpe:2.3:o:microsoft:windows_server_2016:20h2:*:*:*:*:*:*:*
Matching versions
Microsoft » Windows Server 2016 » Version: 2004
cpe:2.3:o:microsoft:windows_server_2016:2004:*:*:*:*:*:*:*
Matching versions
Microsoft » Windows Server 2019 » Version: N/A
cpe:2.3:o:microsoft:windows_server_2019:-:*:*:*:*:*:*:*
Matching versions

Exploit prediction scoring system (EPSS) score for CVE-2020-17140

EPSS FAQ

19.71%

Probability of exploitation activity in the next 30 days EPSS Score History

~ 95 %

Percentile, the proportion of vulnerabilities that are scored at or less

CVSS scores for CVE-2020-17140

Base Score	Base Severity	CVSS Vector	Exploitability Score	Impact Score	Score Source
4.0	MEDIUM	AV:N/AC:L/Au:S/C:P/I:N/A:N	8.0	2.9	NIST
Access Vector: Network Access Complexity: Low Authentication: Single Confidentiality Impact: Partial Integrity Impact: None Availability Impact: None
6.5	MEDIUM	CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:N/A:N	2.8	3.6	NIST
Attack Vector: Network Attack Complexity: Low Privileges Required: Low User Interaction: None Scope: Unchanged Confidentiality: High Integrity: None Availability: None
8.1	HIGH	CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:N/A:H	2.8	5.2	Microsoft Corporation
Attack Vector: Network Attack Complexity: Low Privileges Required: Low User Interaction: None Scope: Unchanged Confidentiality: High Integrity: None Availability: High

References for CVE-2020-17140

https://portal.msrc.microsoft.com/en-US/security-guidance/advisory/CVE-2020-17140

Patch;Vendor Advisory

Jump to

Vulnerability Details : CVE-2020-17140

Products affected by CVE-2020-17140

Exploit prediction scoring system (EPSS) score for CVE-2020-17140

CVSS scores for CVE-2020-17140

References for CVE-2020-17140