CVE-2021-34527

Windows Print Spooler Remote Code Execution Vulnerability

CVSS v3.0 8.8 HIGH
CVSS v2.0 9.0 HIGH

8.8^/10

CVSS v3.0 : HIGH

Vector :

Exploitability : 2.8 / Impact : 5.9

Attack Vector NETWORK

Attack Complexity LOW

Privileges Required LOW

User Interaction NONE

Confidentiality Impact HIGH

Integrity Impact HIGH

Availability Impact HIGH

Scope UNCHANGED

9.0^/10

CVSS v2.0 : HIGH

Vector : AV:N/AC:L/Au:S/C:C/I:C/A:C

Exploitability : 8.0 / Impact : 10.0

Access Vector NETWORK

Access Complexity LOW

Authentication SINGLE

Confidentiality Impact COMPLETE

Integrity Impact COMPLETE

Availability Impact COMPLETE

References

Link	Resource
https://portal.msrc.microsoft.com/en-US/security-guidance/advisory/CVE-2021-34527	Mitigation Patch Vendor Advisory
http://packetstormsecurity.com/files/167261/Print-Spooler-Remote-DLL-Injection.html	Exploit Third Party Advisory VDB Entry

Advertisement

Configurations

Configuration 1 (hide)

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

Information

Published : 2021-07-02 15:15

Updated : 2022-07-02 14:08

NVD link : CVE-2021-34527

Mitre link : CVE-2021-34527

JSON object : View

CWE

CWE-269

Improper Privilege Management

Advertisement

Products Affected

microsoft

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

{"cve": {"data_type": "CVE", "references": {"reference_data": [{"url": "https://portal.msrc.microsoft.com/en-US/security-guidance/advisory/CVE-2021-34527", "name": "https://portal.msrc.microsoft.com/en-US/security-guidance/advisory/CVE-2021-34527", "tags": ["Mitigation", "Patch", "Vendor Advisory"], "refsource": "MISC"}, {"url": "http://packetstormsecurity.com/files/167261/Print-Spooler-Remote-DLL-Injection.html", "name": "http://packetstormsecurity.com/files/167261/Print-Spooler-Remote-DLL-Injection.html", "tags": ["Exploit", "Third Party Advisory", "VDB Entry"], "refsource": "MISC"}]}, "data_format": "MITRE", "description": {"description_data": [{"lang": "en", "value": "Windows Print Spooler Remote Code Execution Vulnerability"}]}, "problemtype": {"problemtype_data": [{"description": [{"lang": "en", "value": "CWE-269"}]}]}, "data_version": "4.0", "CVE_data_meta": {"ID": "CVE-2021-34527", "ASSIGNER": "secure@microsoft.com"}}, "impact": {"baseMetricV2": {"cvssV2": {"version": "2.0", "baseScore": 9.0, "accessVector": "NETWORK", "vectorString": "AV:N/AC:L/Au:S/C:C/I:C/A:C", "authentication": "SINGLE", "integrityImpact": "COMPLETE", "accessComplexity": "LOW", "availabilityImpact": "COMPLETE", "confidentialityImpact": "COMPLETE"}, "severity": "HIGH", "acInsufInfo": false, "impactScore": 10.0, "obtainAllPrivilege": false, "exploitabilityScore": 8.0, "obtainUserPrivilege": false, "obtainOtherPrivilege": false, "userInteractionRequired": false}, "baseMetricV3": {"cvssV3": {"scope": "UNCHANGED", "version": "3.1", "baseScore": 8.8, "attackVector": "NETWORK", "baseSeverity": "HIGH", "vectorString": "CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H", "integrityImpact": "HIGH", "userInteraction": "NONE", "attackComplexity": "LOW", "availabilityImpact": "HIGH", "privilegesRequired": "LOW", "confidentialityImpact": "HIGH"}, "impactScore": 5.9, "exploitabilityScore": 2.8}}, "publishedDate": "2021-07-02T22:15Z", "configurations": {"nodes": [{"children": [], "operator": "OR", "cpe_match": [{"cpe23Uri": "cpe:2.3:o:microsoft:windows_server_2008:r2:sp1:*:*:*:*:x64:*", "cpe_name": [], "vulnerable": true}, {"cpe23Uri": "cpe:2.3:o:microsoft:windows_server_2012:r2:*:*:*:*:*:*:*", "cpe_name": [], "vulnerable": true}, {"cpe23Uri": "cpe:2.3:o:microsoft:windows_10:1607:*:*:*:*:*:*:*", "cpe_name": [], "vulnerable": true}, {"cpe23Uri": "cpe:2.3:o:microsoft:windows_8.1:-:*:*:*:*:*:*:*", "cpe_name": [], "vulnerable": true}, {"cpe23Uri": "cpe:2.3:o:microsoft:windows_server_2016:-:*:*:*:*:*:*:*", "cpe_name": [], "vulnerable": true}, {"cpe23Uri": "cpe:2.3:o:microsoft:windows_server_2008:-:sp2:*:*:*:*:*:*", "cpe_name": [], "vulnerable": true}, {"cpe23Uri": "cpe:2.3:o:microsoft:windows_7:-:sp1:*:*:*:*:*:*", "cpe_name": [], "vulnerable": true}, {"cpe23Uri": "cpe:2.3:o:microsoft:windows_rt_8.1:-:*:*:*:*:*:*:*", "cpe_name": [], "vulnerable": true}, {"cpe23Uri": "cpe:2.3:o:microsoft:windows_server_2012:-:*:*:*:*:*:*:*", "cpe_name": [], "vulnerable": true}, {"cpe23Uri": "cpe:2.3:o:microsoft:windows_10:-:*:*:*:*:*:*:*", "cpe_name": [], "vulnerable": true}, {"cpe23Uri": "cpe:2.3:o:microsoft:windows_10:20h2:*:*:*:*:*:*:*", "cpe_name": [], "vulnerable": true}, {"cpe23Uri": "cpe:2.3:o:microsoft:windows_10:21h1:*:*:*:*:*:*:*", "cpe_name": [], "vulnerable": true}, {"cpe23Uri": "cpe:2.3:o:microsoft:windows_10:1809:*:*:*:*:*:*:*", "cpe_name": [], "vulnerable": true}, {"cpe23Uri": "cpe:2.3:o:microsoft:windows_10:1909:*:*:*:*:*:*:*", "cpe_name": [], "vulnerable": true}, {"cpe23Uri": "cpe:2.3:o:microsoft:windows_10:2004:*:*:*:*:*:*:*", "cpe_name": [], "vulnerable": true}, {"cpe23Uri": "cpe:2.3:o:microsoft:windows_server_2016:20h2:*:*:*:*:*:*:*", "cpe_name": [], "vulnerable": true}, {"cpe23Uri": "cpe:2.3:o:microsoft:windows_server_2016:2004:*:*:*:*:*:*:*", "cpe_name": [], "vulnerable": true}, {"cpe23Uri": "cpe:2.3:o:microsoft:windows_server_2019:-:*:*:*:*:*:*:*", "cpe_name": [], "vulnerable": true}]}], "CVE_data_version": "4.0"}, "lastModifiedDate": "2022-07-02T21:08Z"}