CVE-2021-43234

Windows Fax Service Remote Code Execution Vulnerability

CVSS v3 7.8 HIGH
CVSS v2.0 6.8 MEDIUM

7.8^/10

CVSS v3 : HIGH

V3 Legend

Vector :

Exploitability : 1.8 / Impact : 5.9

Attack Vector LOCAL

Attack Complexity LOW

Privileges Required NONE

User Interaction REQUIRED

Confidentiality Impact HIGH

Integrity Impact HIGH

Availability Impact HIGH

Scope UNCHANGED

6.8^/10

CVSS v2.0 : MEDIUM

V2 Legend

Vector : AV:N/AC:M/Au:N/C:P/I:P/A:P

Exploitability : 8.6 / Impact : 6.4

Access Vector NETWORK

Access Complexity MEDIUM

Authentication NONE

Confidentiality Impact PARTIAL

Integrity Impact PARTIAL

Availability Impact PARTIAL

References

Link	Resource
https://portal.msrc.microsoft.com/en-US/security-guidance/advisory/CVE-2021-43234	Patch Vendor Advisory
https://portal.msrc.microsoft.com/en-US/security-guidance/advisory/CVE-2021-43234	Patch Vendor Advisory

Configurations

Configuration 1 (hide)

OR	cpe:2.3:o:microsoft:windows_10:-::::::x64:
	cpe:2.3:o:microsoft:windows_10:-::::::x86:
	cpe:2.3:o:microsoft:windows_10:20h2::::::arm64:
	cpe:2.3:o:microsoft:windows_10:20h2::::::x64:
	cpe:2.3:o:microsoft:windows_10:20h2::::::x86:
	cpe:2.3:o:microsoft:windows_10:21h1::::::arm64:
	cpe:2.3:o:microsoft:windows_10:21h1::::::x64:
	cpe:2.3:o:microsoft:windows_10:21h1::::::x86:
	cpe:2.3:o:microsoft:windows_10:1607::::::x64:
	cpe:2.3:o:microsoft:windows_10:1607::::::x86:
	cpe:2.3:o:microsoft:windows_10:1809::::::arm64:
	cpe:2.3:o:microsoft:windows_10:1809::::::x64:
	cpe:2.3:o:microsoft:windows_10:1809::::::x86:
	cpe:2.3:o:microsoft:windows_10:1909::::::arm64:
	cpe:2.3:o:microsoft:windows_10:1909::::::x64:
	cpe:2.3:o:microsoft:windows_10:1909::::::x86:
	cpe:2.3:o:microsoft:windows_10:2004::::::arm64:
	cpe:2.3:o:microsoft:windows_10:2004::::::x64:
	cpe:2.3:o:microsoft:windows_10:2004::::::x86:
	cpe:2.3:o:microsoft:windows_11:-::::::arm64:
	cpe:2.3:o:microsoft:windows_11:-::::::x64:
	cpe:2.3:o:microsoft:windows_7:-:sp1:::::x64:*
	cpe:2.3:o:microsoft:windows_7:-:sp1:::::x86:*
	cpe:2.3:o:microsoft:windows_8.1:-::::::x64:
	cpe:2.3:o:microsoft:windows_8.1:-::::::x86:
	cpe:2.3:o:microsoft:windows_rt_8.1:-:::::::*
	cpe:2.3:o:microsoft:windows_server:20h2:::::::*
	cpe:2.3:o:microsoft:windows_server:2022:::::::*
	cpe:2.3:o:microsoft:windows_server_2008:r2:sp1:::::x64:*
	cpe:2.3:o:microsoft:windows_server_2008:r2:sp2:::::x64:*
	cpe:2.3:o:microsoft:windows_server_2008:r2:sp2:::::x86:*
	cpe:2.3:o:microsoft:windows_server_2012:-:::::::*
	cpe:2.3:o:microsoft:windows_server_2012:r2:::::::*
	cpe:2.3:o:microsoft:windows_server_2016:-:::::::*
	cpe:2.3:o:microsoft:windows_server_2016:2004:::::::*
	cpe:2.3:o:microsoft:windows_server_2019:-:::::::*

History

21 Nov 2024, 06:28

Type	Values Removed	Values Added
References	~~() https://portal.msrc.microsoft.com/en-US/security-guidance/advisory/CVE-2021-43234 - Patch, Vendor Advisory~~	() https://portal.msrc.microsoft.com/en-US/security-guidance/advisory/CVE-2021-43234 - Patch, Vendor Advisory

23 May 2022, 17:42

Type	Values Removed	Values Added
CPE	cpe:2.3:o:microsoft:windows_server:2004:::::::*	cpe:2.3:o:microsoft:windows_server_2016:2004:::::::*

22 Dec 2021, 22:27

Type	Values Removed	Values Added
References	~~(MISC) https://portal.msrc.microsoft.com/en-US/security-guidance/advisory/CVE-2021-43234 -~~	(MISC) https://portal.msrc.microsoft.com/en-US/security-guidance/advisory/CVE-2021-43234 - Patch, Vendor Advisory
CWE		NVD-CWE-noinfo
CVSS	v2 : ~~unknown~~ v3 : ~~unknown~~	v2 : 6.8 v3 : 7.8
CPE		cpe:2.3:o:microsoft:windows_10:2004::::::x86: cpe:2.3:o:microsoft:windows_8.1:-::::::x64: cpe:2.3:o:microsoft:windows_10:1809::::::arm64: cpe:2.3:o:microsoft:windows_10:1809::::::x64: cpe:2.3:o:microsoft:windows_10:21h1::::::x64: cpe:2.3:o:microsoft:windows_10:20h2::::::x64: cpe:2.3:o:microsoft:windows_server_2012:-:::::::* cpe:2.3:o:microsoft:windows_10:1909::::::x86: cpe:2.3:o:microsoft:windows_8.1:-::::::x86: cpe:2.3:o:microsoft:windows_10:-::::::x86: cpe:2.3:o:microsoft:windows_server_2016:-:::::::* cpe:2.3:o:microsoft:windows_7:-:sp1:::::x86:* cpe:2.3:o:microsoft:windows_server:2004:::::::* cpe:2.3:o:microsoft:windows_10:21h1::::::x86: cpe:2.3:o:microsoft:windows_7:-:sp1:::::x64:* cpe:2.3:o:microsoft:windows_server_2008:r2:sp1:::::x64:* cpe:2.3:o:microsoft:windows_10:21h1::::::arm64: cpe:2.3:o:microsoft:windows_10:20h2::::::arm64: cpe:2.3:o:microsoft:windows_10:1607::::::x86: cpe:2.3:o:microsoft:windows_10:1909::::::x64: cpe:2.3:o:microsoft:windows_10:1909::::::arm64: cpe:2.3:o:microsoft:windows_10:2004::::::x64: cpe:2.3:o:microsoft:windows_10:20h2::::::x86: cpe:2.3:o:microsoft:windows_server:20h2:::::::* cpe:2.3:o:microsoft:windows_10:2004::::::arm64: cpe:2.3:o:microsoft:windows_server_2012:r2:::::::* cpe:2.3:o:microsoft:windows_server_2008:r2:sp2:::::x64:* cpe:2.3:o:microsoft:windows_rt_8.1:-:::::::* cpe:2.3:o:microsoft:windows_server:2022:::::::* cpe:2.3:o:microsoft:windows_11:-::::::x64: cpe:2.3:o:microsoft:windows_11:-::::::arm64: cpe:2.3:o:microsoft:windows_10:1607::::::x64: cpe:2.3:o:microsoft:windows_server_2008:r2:sp2:::::x86:* cpe:2.3:o:microsoft:windows_10:-::::::x64: cpe:2.3:o:microsoft:windows_10:1809::::::x86: cpe:2.3:o:microsoft:windows_server_2019:-:::::::*

15 Dec 2021, 15:15

Type	Values Removed	Values Added
New CVE

Information

Published : 2021-12-15 15:15

Updated : 2024-11-21 06:28

NVD link : CVE-2021-43234

Mitre link : CVE-2021-43234

CVE.ORG link : CVE-2021-43234

JSON object : View

Products Affected

microsoft

windows_server_2019
windows_server_2016
windows_11
windows_server_2012
windows_rt_8.1
windows_10
windows_8.1
windows_7
windows_server_2008
windows_server

CWE

NVD-CWE-noinfo

{"id": "CVE-2021-43234", "metrics": {"cvssMetricV2": [{"type": "Primary", "source": "nvd@nist.gov", "cvssData": {"version": "2.0", "baseScore": 6.8, "accessVector": "NETWORK", "vectorString": "AV:N/AC:M/Au:N/C:P/I:P/A:P", "authentication": "NONE", "integrityImpact": "PARTIAL", "accessComplexity": "MEDIUM", "availabilityImpact": "PARTIAL", "confidentialityImpact": "PARTIAL"}, "acInsufInfo": false, "impactScore": 6.4, "baseSeverity": "MEDIUM", "obtainAllPrivilege": false, "exploitabilityScore": 8.6, "obtainUserPrivilege": false, "obtainOtherPrivilege": false, "userInteractionRequired": true}], "cvssMetricV31": [{"type": "Secondary", "source": "secure@microsoft.com", "cvssData": {"scope": "UNCHANGED", "version": "3.1", "baseScore": 7.8, "attackVector": "LOCAL", "baseSeverity": "HIGH", "vectorString": "CVSS:3.1/AV:L/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H", "integrityImpact": "HIGH", "userInteraction": "REQUIRED", "attackComplexity": "LOW", "availabilityImpact": "HIGH", "privilegesRequired": "NONE", "confidentialityImpact": "HIGH"}, "impactScore": 5.9, "exploitabilityScore": 1.8}, {"type": "Primary", "source": "nvd@nist.gov", "cvssData": {"scope": "UNCHANGED", "version": "3.1", "baseScore": 7.8, "attackVector": "LOCAL", "baseSeverity": "HIGH", "vectorString": "CVSS:3.1/AV:L/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H", "integrityImpact": "HIGH", "userInteraction": "REQUIRED", "attackComplexity": "LOW", "availabilityImpact": "HIGH", "privilegesRequired": "NONE", "confidentialityImpact": "HIGH"}, "impactScore": 5.9, "exploitabilityScore": 1.8}]}, "published": "2021-12-15T15:15:10.067", "references": [{"url": "https://portal.msrc.microsoft.com/en-US/security-guidance/advisory/CVE-2021-43234", "tags": ["Patch", "Vendor Advisory"], "source": "secure@microsoft.com"}, {"url": "https://portal.msrc.microsoft.com/en-US/security-guidance/advisory/CVE-2021-43234", "tags": ["Patch", "Vendor Advisory"], "source": "af854a3a-2127-422b-91ae-364da2661108"}], "vulnStatus": "Modified", "weaknesses": [{"type": "Primary", "source": "nvd@nist.gov", "description": [{"lang": "en", "value": "NVD-CWE-noinfo"}]}], "descriptions": [{"lang": "en", "value": "Windows Fax Service Remote Code Execution Vulnerability"}, {"lang": "es", "value": "Una vulnerabilidad de Ejecuci\u00f3n de C\u00f3digo Remota en Windows Fax Service"}], "lastModified": "2024-11-21T06:28:54.160", "configurations": [{"nodes": [{"negate": false, "cpeMatch": [{"criteria": "cpe:2.3:o:microsoft:windows_10:-:*:*:*:*:*:x64:*", "vulnerable": true, "matchCriteriaId": "084984D5-D241-497B-B118-50C6C1EAD468"}, {"criteria": "cpe:2.3:o:microsoft:windows_10:-:*:*:*:*:*:x86:*", "vulnerable": true, "matchCriteriaId": "BA592626-F17C-4F46-823B-0947D102BBD2"}, {"criteria": "cpe:2.3:o:microsoft:windows_10:20h2:*:*:*:*:*:arm64:*", "vulnerable": true, "matchCriteriaId": "610B33F9-0309-4CF7-B7E4-5152D9B2FFE4"}, {"criteria": "cpe:2.3:o:microsoft:windows_10:20h2:*:*:*:*:*:x64:*", "vulnerable": true, "matchCriteriaId": "21074553-EDF2-468D-8E79-C39851B5BC79"}, {"criteria": "cpe:2.3:o:microsoft:windows_10:20h2:*:*:*:*:*:x86:*", "vulnerable": true, "matchCriteriaId": "4E62F9CB-D1B6-4B4D-BCCD-7F4D36A73B4D"}, {"criteria": "cpe:2.3:o:microsoft:windows_10:21h1:*:*:*:*:*:arm64:*", "vulnerable": true, "matchCriteriaId": "49A4BBDA-0389-4171-AA49-6837F7DF4454"}, {"criteria": "cpe:2.3:o:microsoft:windows_10:21h1:*:*:*:*:*:x64:*", "vulnerable": true, "matchCriteriaId": "F8C238FA-B20F-40A5-B861-A8295858F4BE"}, {"criteria": "cpe:2.3:o:microsoft:windows_10:21h1:*:*:*:*:*:x86:*", "vulnerable": true, "matchCriteriaId": "56513BCA-A9F5-4112-BDE6-77E9B8D2677E"}, {"criteria": "cpe:2.3:o:microsoft:windows_10:1607:*:*:*:*:*:x64:*", "vulnerable": true, "matchCriteriaId": "897A48D7-FCA1-4560-AFBB-718AF19BA3A2"}, {"criteria": "cpe:2.3:o:microsoft:windows_10:1607:*:*:*:*:*:x86:*", "vulnerable": true, "matchCriteriaId": "507EB48C-F479-424C-8ABA-C279AB4FE3F4"}, {"criteria": "cpe:2.3:o:microsoft:windows_10:1809:*:*:*:*:*:arm64:*", "vulnerable": true, "matchCriteriaId": "925B8C67-C96F-4A4D-9BE7-CCCD78EF3C31"}, {"criteria": "cpe:2.3:o:microsoft:windows_10:1809:*:*:*:*:*:x64:*", "vulnerable": true, "matchCriteriaId": "6CF580BA-6938-40F6-9D86-F43044A6BACA"}, {"criteria": "cpe:2.3:o:microsoft:windows_10:1809:*:*:*:*:*:x86:*", "vulnerable": true, "matchCriteriaId": "C5E038AA-514F-48AC-B45E-859EE32525B4"}, {"criteria": "cpe:2.3:o:microsoft:windows_10:1909:*:*:*:*:*:arm64:*", "vulnerable": true, "matchCriteriaId": "31622391-A67E-4E2A-A855-1316B6E38630"}, {"criteria": "cpe:2.3:o:microsoft:windows_10:1909:*:*:*:*:*:x64:*", "vulnerable": true, "matchCriteriaId": "61F0792D-7587-4297-8EE7-D4DC3A30EE84"}, {"criteria": "cpe:2.3:o:microsoft:windows_10:1909:*:*:*:*:*:x86:*", "vulnerable": true, "matchCriteriaId": "7649042B-4430-4BD9-B82F-984A2831A651"}, {"criteria": "cpe:2.3:o:microsoft:windows_10:2004:*:*:*:*:*:arm64:*", "vulnerable": true, "matchCriteriaId": "E6132F03-DA28-4830-A69F-C2154C7FD96C"}, {"criteria": "cpe:2.3:o:microsoft:windows_10:2004:*:*:*:*:*:x64:*", "vulnerable": true, "matchCriteriaId": "09D9A720-8D3C-4699-AC57-CB4531E5BFEB"}, {"criteria": "cpe:2.3:o:microsoft:windows_10:2004:*:*:*:*:*:x86:*", "vulnerable": true, "matchCriteriaId": "BF67A7F7-466F-467D-8D2B-3273714D43C3"}, {"criteria": "cpe:2.3:o:microsoft:windows_11:-:*:*:*:*:*:arm64:*", "vulnerable": true, "matchCriteriaId": "B9F64296-66BF-4F1D-A11C-0C44C347E2AC"}, {"criteria": "cpe:2.3:o:microsoft:windows_11:-:*:*:*:*:*:x64:*", "vulnerable": true, "matchCriteriaId": "5D7F7DDB-440E-42CD-82F4-B2C13F3CC462"}, {"criteria": "cpe:2.3:o:microsoft:windows_7:-:sp1:*:*:*:*:x64:*", "vulnerable": true, "matchCriteriaId": "7FE8B00B-4F39-4755-A323-8AD71F5E3EBE"}, {"criteria": "cpe:2.3:o:microsoft:windows_7:-:sp1:*:*:*:*:x86:*", "vulnerable": true, "matchCriteriaId": "06BBFA69-94E2-4BAB-AFD3-BC434B11D106"}, {"criteria": "cpe:2.3:o:microsoft:windows_8.1:-:*:*:*:*:*:x64:*", "vulnerable": true, "matchCriteriaId": "C936FD4F-959C-43B8-9917-E2A0DF4A8793"}, {"criteria": "cpe:2.3:o:microsoft:windows_8.1:-:*:*:*:*:*:x86:*", "vulnerable": true, "matchCriteriaId": "DF8ABB14-84CF-4BBC-99C9-DA6C0F7A0619"}, {"criteria": "cpe:2.3:o:microsoft:windows_rt_8.1:-:*:*:*:*:*:*:*", "vulnerable": true, "matchCriteriaId": "C6CE5198-C498-4672-AF4C-77AB4BE06C5C"}, {"criteria": "cpe:2.3:o:microsoft:windows_server:20h2:*:*:*:*:*:*:*", "vulnerable": true, "matchCriteriaId": "1EAF6DBA-6E3A-4854-BFBF-B5DC36CE5929"}, {"criteria": "cpe:2.3:o:microsoft:windows_server:2022:*:*:*:*:*:*:*", "vulnerable": true, "matchCriteriaId": "BE257836-4F4D-4352-8293-B9CAD34F8794"}, {"criteria": "cpe:2.3:o:microsoft:windows_server_2008:r2:sp1:*:*:*:*:x64:*", "vulnerable": true, "matchCriteriaId": "AF07A81D-12E5-4B1D-BFF9-C8D08C32FF4F"}, {"criteria": "cpe:2.3:o:microsoft:windows_server_2008:r2:sp2:*:*:*:*:x64:*", "vulnerable": true, "matchCriteriaId": "2B96C1AE-05F1-4178-93A3-9B2BA59ACA74"}, {"criteria": "cpe:2.3:o:microsoft:windows_server_2008:r2:sp2:*:*:*:*:x86:*", "vulnerable": true, "matchCriteriaId": "89DF25F2-4319-4043-AAB6-6E231EB80353"}, {"criteria": "cpe:2.3:o:microsoft:windows_server_2012:-:*:*:*:*:*:*:*", "vulnerable": true, "matchCriteriaId": "A7DF96F8-BA6A-4780-9CA3-F719B3F81074"}, {"criteria": "cpe:2.3:o:microsoft:windows_server_2012:r2:*:*:*:*:*:*:*", "vulnerable": true, "matchCriteriaId": "DB18C4CE-5917-401E-ACF7-2747084FD36E"}, {"criteria": "cpe:2.3:o:microsoft:windows_server_2016:-:*:*:*:*:*:*:*", "vulnerable": true, "matchCriteriaId": "041FF8BA-0B12-4A1F-B4BF-9C4F33B7C1E7"}, {"criteria": "cpe:2.3:o:microsoft:windows_server_2016:2004:*:*:*:*:*:*:*", "vulnerable": true, "matchCriteriaId": "0B60D940-80C7-49F0-8F4E-3F99AC15FA82"}, {"criteria": "cpe:2.3:o:microsoft:windows_server_2019:-:*:*:*:*:*:*:*", "vulnerable": true, "matchCriteriaId": "DB79EE26-FC32-417D-A49C-A1A63165A968"}], "operator": "OR"}]}], "sourceIdentifier": "secure@microsoft.com"}

7.8 /10