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ID

VAR-202106-1707


CVE

CVE-2021-31955


TITLE

Microsoft Windows 10  and  Windows Server  Vulnerability to disclose information in

Trust: 0.8

sources: JVNDB: JVNDB-2021-001932

DESCRIPTION

Windows Kernel Information Disclosure Vulnerability. Pillow is a Python-based image processing library. There is currently no information about this vulnerability, please feel free to follow CNNVD or manufacturer announcements. Microsoft Windows是美国微软（Microsoft）公司的一种桌面操作系统. Windows Kernel存在安全漏洞。以下产品和版本受到影响：Windows 10 Version 1809 for 32-bit Systems,Windows 10 Version 1809 for x64-based Systems,Windows 10 Version 1809 for ARM64-based Systems,Windows Server 2019,Windows Server 2019 (Server Core installation),Windows 10 Version 1909 for 32-bit Systems,Windows 10 Version 1909 for x64-based Systems,Windows 10 Version 21H1 for ARM64-based Systems,Windows 10 Version 21H1 for 32-bit Systems,Windows 10 Version 2004 for 32-bit Systems,Windows 10 Version 2004 for ARM64-based Systems,Windows 10 Version 2004 for x64-based Systems,Windows Server, version 2004 (Server Core installation),Windows 10 Version 20H2 for x64-based Systems,Windows 10 Version 20H2 for 32-bit Systems,Windows 10 Version 20H2 for ARM64-based Systems,Windows Server, version 20H2 (Server Core Installation),Windows 10 Version 1909 for ARM64-based Systems,Windows 10 Version 21H1 for x64-based Systems,

Trust: 2.79

sources: NVD: CVE-2021-31955 // JVNDB: JVNDB-2021-001932 // CNNVD: CNNVD-202104-975 // CNNVD: CNNVD-202106-516 // VULMON: CVE-2021-31955

AFFECTED PRODUCTS

vendor:microsoftmodel:windows 10 21h1scope:ltversion:10.0.19043.1052

Trust: 1.0

vendor:microsoftmodel:windows 10 1909scope:ltversion:10.0.18363.1621

Trust: 1.0

vendor:microsoftmodel:windows 10 2004scope:ltversion:10.0.19041.1052

Trust: 1.0

vendor:microsoftmodel:windows 10 20h2scope:ltversion:10.0.19042.1052

Trust: 1.0

vendor:microsoftmodel:windows server 2019scope:ltversion:10.0.17763.1999

Trust: 1.0

vendor:microsoftmodel:windows server 20h2scope:ltversion:10.0.19042.1052

Trust: 1.0

vendor:microsoftmodel:windows 10 1809scope:ltversion:10.0.17763.1999

Trust: 1.0

vendor:microsoftmodel:windows server 2004scope:ltversion:10.0.19041.1052

Trust: 1.0

vendor:マイクロソフトmodel:microsoft windows server 2019scope:eqversion: -

Trust: 0.8

vendor:マイクロソフトmodel:microsoft windows serverscope:eqversion:20h2 (server core installation)

Trust: 0.8

vendor:マイクロソフトmodel:microsoft windows serverscope:eqversion:2004 (server core installation)

Trust: 0.8

vendor:マイクロソフトmodel:microsoft windows server 2019scope:eqversion:(server core installation)

Trust: 0.8

vendor:マイクロソフトmodel:microsoft windows serverscope:eqversion:2019

Trust: 0.8

vendor:マイクロソフトmodel:microsoft windows serverscope:eqversion:2019 (server core installation)

Trust: 0.8

vendor:マイクロソフトmodel:microsoft windows 10scope: - version: -

Trust: 0.8

sources: JVNDB: JVNDB-2021-001932 // NVD: CVE-2021-31955

CVSS

SEVERITY

CVSSV2

CVSSV3

NVD: CVE-2021-31955
value: MEDIUM

Trust: 1.8

secure@microsoft.com: CVE-2021-31955
value: MEDIUM

Trust: 1.0

CNNVD: CNNVD-202104-975
value: MEDIUM

Trust: 0.6

CNNVD: CNNVD-202106-516
value: MEDIUM

Trust: 0.6

VULMON: CVE-2021-31955
value: LOW

Trust: 0.1

NVD:
severity: LOW
baseScore: 2.1
vectorString: AV:L/AC:L/AU:N/C:P/I:N/A:N
accessVector: LOCAL
accessComplexity: LOW
authentication: NONE
confidentialityImpact: PARTIAL
integrityImpact: NONE
availabilityImpact: NONE
exploitabilityScore: 3.9
impactScore: 2.9
acInsufInfo: FALSE
obtainAllPrivilege: FALSE
obtainUserPrivilege: FALSE
obtainOtherPrivilege: FALSE
userInteractionRequired: FALSE
version: 2.0

Trust: 1.0

NVD: CVE-2021-31955
severity: LOW
baseScore: 2.1
vectorString: AV:L/AC:L/AU:N/C:P/I:N/A:N
accessVector: LOCAL
accessComplexity: LOW
authentication: NONE
confidentialityImpact: PARTIAL
integrityImpact: NONE
availabilityImpact: NONE
exploitabilityScore: NONE
impactScore: NONE
acInsufInfo: NONE
obtainAllPrivilege: NONE
obtainUserPrivilege: NONE
obtainOtherPrivilege: NONE
userInteractionRequired: NONE
version: 2.0

Trust: 0.9

NVD:
baseSeverity: MEDIUM
baseScore: 5.5
vectorString: CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:N/A:N
attackVector: LOCAL
attackComplexity: LOW
privilegesRequired: LOW
userInteraction: NONE
scope: UNCHANGED
confidentialityImpact: HIGH
integrityImpact: NONE
availabilityImpact: NONE
exploitabilityScore: 1.8
impactScore: 3.6
version: 3.1

Trust: 2.0

NVD: CVE-2021-31955
baseSeverity: MEDIUM
baseScore: 5.5
vectorString: CVSS:3.0/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:N/A:N
attackVector: LOCAL
attackComplexity: LOW
privilegesRequired: LOW
userInteraction: NONE
scope: UNCHANGED
confidentialityImpact: HIGH
integrityImpact: NONE
availabilityImpact: NONE
exploitabilityScore: NONE
impactScore: NONE
version: 3.0

Trust: 0.8

sources: VULMON: CVE-2021-31955 // JVNDB: JVNDB-2021-001932 // CNNVD: CNNVD-202104-975 // CNNVD: CNNVD-202106-516 // NVD: CVE-2021-31955 // NVD: CVE-2021-31955

PROBLEMTYPE DATA

problemtype:NVD-CWE-noinfo

Trust: 1.0

problemtype:information leak (CWE-200) [NVD Evaluation ]

Trust: 0.8

sources: JVNDB: JVNDB-2021-001932 // NVD: CVE-2021-31955

THREAT TYPE

local

Trust: 0.6

sources: CNNVD: CNNVD-202106-516

TYPE

other

Trust: 0.6

sources: CNNVD: CNNVD-202104-975

CONFIGURATIONS

sources:
            
            
            NVD: CVE-2021-31955

PATCH
title:Windows Kernel Information Disclosure Vulnerability Security Update Guideurl:https://portal.msrc.microsoft.com/en-us/security-guidance/advisory/cve-2021-31955
Trust: 0.8
title:Windows Kernel Repair measures for information disclosure vulnerabilitiesurl:http://www.cnnvd.org.cn/web/xxk/bdxqbyid.tag?id=153917
Trust: 0.6
title:https://github.com/hoangprod/CVE-2021-31956-POCurl:https://github.com/hoangprod/cve-2021-31956-poc 
Trust: 0.1
title:PoC in GitHuburl:https://github.com/soosmile/poc 
Trust: 0.1
title:Known Exploited Vulnerabilities Detectorurl:https://github.com/ostorlab/kev 
Trust: 0.1
title:Securelisturl:https://securelist.com/top-10-unattributed-apt-mysteries/107676/
Trust: 0.1
title:Threatposturl:https://threatpost.com/microsoft-patch-tuesday-in-the-wild-exploits/166724/
Trust: 0.1
sources:
            
            
            VULMON: CVE-2021-31955 // 
            
            
            
            JVNDB: JVNDB-2021-001932 // 
            
            
            
            CNNVD: CNNVD-202106-516

EXTERNAL IDS
db:NVDid:CVE-2021-31955
Trust: 2.5
db:JVNDBid:JVNDB-2021-001932
Trust: 0.8
db:CS-HELPid:SB2021041363
Trust: 0.6
db:CNNVDid:CNNVD-202104-975
Trust: 0.6
db:CS-HELPid:SB2021060815
Trust: 0.6
db:CNNVDid:CNNVD-202106-516
Trust: 0.6
db:VULMONid:CVE-2021-31955
Trust: 0.1
sources:
            
            
            VULMON: CVE-2021-31955 // 
            
            
            
            JVNDB: JVNDB-2021-001932 // 
            
            
            
            CNNVD: CNNVD-202104-975 // 
            
            
            
            CNNVD: CNNVD-202106-516 // 
            
            
            
            NVD: CVE-2021-31955

REFERENCES
url:https://portal.msrc.microsoft.com/en-us/security-guidance/advisory/cve-2021-31955
Trust: 1.7
url:https://nvd.nist.gov/vuln/detail/cve-2021-31955
Trust: 0.8
url:https://www.ipa.go.jp/security/ciadr/vul/20210609-ms.html
Trust: 0.8
url:https://www.jpcert.or.jp/at/2021/at210027.html
Trust: 0.8
url:https://www.cybersecurity-help.cz/vdb/sb2021041363
Trust: 0.6
url:https://msrc.microsoft.com/update-guide/vulnerability/cve-2021-31955
Trust: 0.6
url:https://www.cybersecurity-help.cz/vdb/sb2021060815
Trust: 0.6
url:https://vigilance.fr/vulnerability/windows-vulnerabilities-of-june-2021-35662
Trust: 0.6
url:https://cwe.mitre.org/data/definitions/200.html
Trust: 0.1
url:https://nvd.nist.gov
Trust: 0.1
url:https://github.com/hoangprod/cve-2021-31956-poc
Trust: 0.1
url:https://threatpost.com/microsoft-patch-tuesday-in-the-wild-exploits/166724/
Trust: 0.1
sources:
            
            
            VULMON: CVE-2021-31955 // 
            
            
            
            JVNDB: JVNDB-2021-001932 // 
            
            
            
            CNNVD: CNNVD-202104-975 // 
            
            
            
            CNNVD: CNNVD-202106-516 // 
            
            
            
            NVD: CVE-2021-31955

CREDITS
Boris Larin (
Trust: 0.6
sources:
            
            
            CNNVD: CNNVD-202106-516

SOURCES
db:VULMONid:CVE-2021-31955
db:JVNDBid:JVNDB-2021-001932
db:CNNVDid:CNNVD-202104-975
db:CNNVDid:CNNVD-202106-516
db:NVDid:CVE-2021-31955

LAST UPDATE DATE
2024-07-30T22:27:26+00:00

SOURCES UPDATE DATE
db:VULMONid:CVE-2021-31955date:2023-08-01T00:00:00
db:JVNDBid:JVNDB-2021-001932date:2021-07-05T08:20:00
db:CNNVDid:CNNVD-202104-975date:2021-04-14T00:00:00
db:CNNVDid:CNNVD-202106-516date:2021-06-11T00:00:00
db:NVDid:CVE-2021-31955date:2024-07-29T17:34:00.803

SOURCES RELEASE DATE
db:VULMONid:CVE-2021-31955date:2021-06-08T00:00:00
db:JVNDBid:JVNDB-2021-001932date:2021-07-05T00:00:00
db:CNNVDid:CNNVD-202104-975date:2021-04-13T00:00:00
db:CNNVDid:CNNVD-202106-516date:2021-06-08T00:00:00
db:NVDid:CVE-2021-31955date:2021-06-08T23:15:08.817