Sign-up

ID

VAR-202108-1919


CVE

CVE-2021-36948


TITLE

Microsoft Windows 10  and  Windows Server  Vulnerability to elevate privileges in

Trust: 0.8

sources: JVNDB: JVNDB-2021-002330

DESCRIPTION

Windows Update Medic Service Elevation of Privilege 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 Update存在缓冲区错误漏洞。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 1909 for ARM64-based Systems,Windows 10 Version 21H1 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)

Trust: 2.79

sources: NVD: CVE-2021-36948 // JVNDB: JVNDB-2021-002330 // CNNVD: CNNVD-202104-975 // CNNVD: CNNVD-202108-834 // VULMON: CVE-2021-36948

AFFECTED PRODUCTS

vendor:microsoftmodel:windows 10 1909scope:ltversion:10.0.18363.1734

Trust: 1.0

vendor:microsoftmodel:windows server 2004scope:ltversion:10.0.19041.1165

Trust: 1.0

vendor:microsoftmodel:windows server 20h2scope:ltversion:10.0.19042.1165

Trust: 1.0

vendor:microsoftmodel:windows server 2019scope:ltversion:10.0.17763.2114

Trust: 1.0

vendor:microsoftmodel:windows 10 1809scope:ltversion:10.0.17763.2114

Trust: 1.0

vendor:microsoftmodel:windows 10 20h2scope:ltversion:10.0.19042.1165

Trust: 1.0

vendor:microsoftmodel:windows 10 21h1scope:ltversion:10.0.19043.1165

Trust: 1.0

vendor:microsoftmodel:windows 10 2004scope:ltversion:10.0.19041.1165

Trust: 1.0

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 serverscope:eqversion:20h2 (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:2004 (server core installation)

Trust: 0.8

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 server 2019scope:eqversion:(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-2021-002330 // NVD: CVE-2021-36948

CVSS

SEVERITY

CVSSV2

CVSSV3

NVD: CVE-2021-36948
value: HIGH

Trust: 1.8

secure@microsoft.com: CVE-2021-36948
value: HIGH

Trust: 1.0

CNNVD: CNNVD-202104-975
value: MEDIUM

Trust: 0.6

CNNVD: CNNVD-202108-834
value: HIGH

Trust: 0.6

VULMON: CVE-2021-36948
value: MEDIUM

Trust: 0.1

NVD:
severity: MEDIUM
baseScore: 4.6
vectorString: AV:L/AC:L/AU:N/C:P/I:P/A:P
accessVector: LOCAL
accessComplexity: LOW
authentication: NONE
confidentialityImpact: PARTIAL
integrityImpact: PARTIAL
availabilityImpact: PARTIAL
exploitabilityScore: 3.9
impactScore: 6.4
acInsufInfo: FALSE
obtainAllPrivilege: FALSE
obtainUserPrivilege: FALSE
obtainOtherPrivilege: FALSE
userInteractionRequired: FALSE
version: 2.0

Trust: 1.0

NVD: CVE-2021-36948
severity: MEDIUM
baseScore: 4.6
vectorString: AV:L/AC:L/AU:N/C:P/I:P/A:P
accessVector: LOCAL
accessComplexity: LOW
authentication: NONE
confidentialityImpact: PARTIAL
integrityImpact: PARTIAL
availabilityImpact: PARTIAL
exploitabilityScore: NONE
impactScore: NONE
acInsufInfo: NONE
obtainAllPrivilege: NONE
obtainUserPrivilege: NONE
obtainOtherPrivilege: NONE
userInteractionRequired: NONE
version: 2.0

Trust: 0.9

NVD:
baseSeverity: HIGH
baseScore: 7.8
vectorString: CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H
attackVector: LOCAL
attackComplexity: LOW
privilegesRequired: LOW
userInteraction: NONE
scope: UNCHANGED
confidentialityImpact: HIGH
integrityImpact: HIGH
availabilityImpact: HIGH
exploitabilityScore: 1.8
impactScore: 5.9
version: 3.1

Trust: 2.0

NVD: CVE-2021-36948
baseSeverity: HIGH
baseScore: 7.8
vectorString: CVSS:3.0/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H
attackVector: LOCAL
attackComplexity: LOW
privilegesRequired: LOW
userInteraction: NONE
scope: UNCHANGED
confidentialityImpact: HIGH
integrityImpact: HIGH
availabilityImpact: HIGH
exploitabilityScore: NONE
impactScore: NONE
version: 3.0

Trust: 0.8

sources: VULMON: CVE-2021-36948 // JVNDB: JVNDB-2021-002330 // CNNVD: CNNVD-202104-975 // CNNVD: CNNVD-202108-834 // NVD: CVE-2021-36948 // NVD: CVE-2021-36948

PROBLEMTYPE DATA

problemtype:NVD-CWE-noinfo

Trust: 1.0

problemtype:Improper authority management (CWE-269) [NVD Evaluation ]

Trust: 0.8

sources: JVNDB: JVNDB-2021-002330 // NVD: CVE-2021-36948

THREAT TYPE

local

Trust: 0.6

sources: CNNVD: CNNVD-202108-834

TYPE

other

Trust: 0.6

sources: CNNVD: CNNVD-202104-975

CONFIGURATIONS

sources:
            
            
            NVD: CVE-2021-36948

PATCH
title:Windows Update Medic Service Elevation of Privilege Vulnerability Security Update Guideurl:https://portal.msrc.microsoft.com/en-us/security-guidance/advisory/cve-2021-36948
Trust: 0.8
title:Microsoft Windows Update Assistant Buffer error vulnerability fixurl:http://www.cnnvd.org.cn/web/xxk/bdxqbyid.tag?id=159229
Trust: 0.6
title:Known Exploited Vulnerabilities Detectorurl:https://github.com/ostorlab/kev 
Trust: 0.1
title:Threatposturl:https://threatpost.com/exploited-windows-zero-day-patch/168539/
Trust: 0.1
sources:
            
            
            VULMON: CVE-2021-36948 // 
            
            
            
            JVNDB: JVNDB-2021-002330 // 
            
            
            
            CNNVD: CNNVD-202108-834

EXTERNAL IDS
db:NVDid:CVE-2021-36948
Trust: 2.5
db:JVNDBid:JVNDB-2021-002330
Trust: 0.8
db:CS-HELPid:SB2021041363
Trust: 0.6
db:CNNVDid:CNNVD-202104-975
Trust: 0.6
db:CS-HELPid:SB2021081014
Trust: 0.6
db:CNNVDid:CNNVD-202108-834
Trust: 0.6
db:VULMONid:CVE-2021-36948
Trust: 0.1
sources:
            
            
            VULMON: CVE-2021-36948 // 
            
            
            
            JVNDB: JVNDB-2021-002330 // 
            
            
            
            CNNVD: CNNVD-202104-975 // 
            
            
            
            CNNVD: CNNVD-202108-834 // 
            
            
            
            NVD: CVE-2021-36948

REFERENCES
url:https://portal.msrc.microsoft.com/en-us/security-guidance/advisory/cve-2021-36948
Trust: 1.7
url:https://nvd.nist.gov/vuln/detail/cve-2021-36948
Trust: 0.8
url:https://www.ipa.go.jp/security/ciadr/vul/20210811-ms.html
Trust: 0.8
url:https://www.jpcert.or.jp/at/2021/at210034.html
Trust: 0.8
url:https://www.cybersecurity-help.cz/vdb/sb2021041363
Trust: 0.6
url:https://vigilance.fr/vulnerability/microsoft-windows-vulnerabilities-of-august-2021-36114
Trust: 0.6
url:https://msrc.microsoft.com/update-guide/vulnerability/cve-2021-36948
Trust: 0.6
url:https://www.cybersecurity-help.cz/vdb/sb2021081014
Trust: 0.6
url:https://cwe.mitre.org/data/definitions/.html
Trust: 0.1
url:https://nvd.nist.gov
Trust: 0.1
url:https://threatpost.com/exploited-windows-zero-day-patch/168539/
Trust: 0.1
sources:
            
            
            VULMON: CVE-2021-36948 // 
            
            
            
            JVNDB: JVNDB-2021-002330 // 
            
            
            
            CNNVD: CNNVD-202104-975 // 
            
            
            
            CNNVD: CNNVD-202108-834 // 
            
            
            
            NVD: CVE-2021-36948

CREDITS
Microsoft Threat Intelligence Center (MSTIC)
Trust: 0.6
sources:
            
            
            CNNVD: CNNVD-202108-834

SOURCES
db:VULMONid:CVE-2021-36948
db:JVNDBid:JVNDB-2021-002330
db:CNNVDid:CNNVD-202104-975
db:CNNVDid:CNNVD-202108-834
db:NVDid:CVE-2021-36948

LAST UPDATE DATE
2024-07-28T20:29:41.507000+00:00

SOURCES UPDATE DATE
db:VULMONid:CVE-2021-36948date:2023-12-28T00:00:00
db:JVNDBid:JVNDB-2021-002330date:2021-08-27T01:30:00
db:CNNVDid:CNNVD-202104-975date:2021-04-14T00:00:00
db:CNNVDid:CNNVD-202108-834date:2021-08-23T00:00:00
db:NVDid:CVE-2021-36948date:2024-07-26T19:30:11.347

SOURCES RELEASE DATE
db:VULMONid:CVE-2021-36948date:2021-08-12T00:00:00
db:JVNDBid:JVNDB-2021-002330date:2021-08-27T00:00:00
db:CNNVDid:CNNVD-202104-975date:2021-04-13T00:00:00
db:CNNVDid:CNNVD-202108-834date:2021-08-10T00:00:00
db:NVDid:CVE-2021-36948date:2021-08-12T18:15:10.190