CVE-2021-38112

In the Amazon AWS WorkSpaces client 3.0.10 through 3.1.8 on Windows, argument injection in the workspaces:// URI handler can lead to remote code execution because of the Chromium Embedded Framework (CEF) --gpu-launcher argument. This is fixed in 3.1.9.

CVSS v3 8.8 HIGH
CVSS v2.0 9.3 HIGH

8.8^/10

CVSS v3 : HIGH

Vector :

Exploitability : 2.8 / Impact : 5.9

Attack Vector NETWORK

Attack Complexity LOW

Privileges Required NONE

User Interaction REQUIRED

Confidentiality Impact HIGH

Integrity Impact HIGH

Availability Impact HIGH

Scope UNCHANGED

9.3^/10

CVSS v2.0 : HIGH

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

Exploitability : 8.6 / Impact : 10.0

Access Vector NETWORK

Access Complexity MEDIUM

Authentication NONE

Confidentiality Impact COMPLETE

Integrity Impact COMPLETE

Availability Impact COMPLETE

References

Link	Resource
https://docs.aws.amazon.com/workspaces/latest/userguide/amazon-workspaces-windows-client.html#windows-release-notes	Vendor Advisory
https://rhinosecuritylabs.com/aws/cve-2021-38112-aws-workspaces-rce/	Exploit Third Party Advisory

Configurations

Configuration 1 (hide)

cpe:2.3:a:amazon:aws_workspaces:*:*:*:*:*:windows:*:*

History

No history.

Information

Published : 2021-09-22 02:15

Updated : 2024-02-28 18:48

NVD link : CVE-2021-38112

Mitre link : CVE-2021-38112

CVE.ORG link : CVE-2021-38112

JSON object : View

Products Affected

amazon

aws_workspaces

CWE

CWE-88

Improper Neutralization of Argument Delimiters in a Command ('Argument Injection')

{"id": "CVE-2021-38112", "metrics": {"cvssMetricV2": [{"type": "Primary", "source": "nvd@nist.gov", "cvssData": {"version": "2.0", "baseScore": 9.3, "accessVector": "NETWORK", "vectorString": "AV:N/AC:M/Au:N/C:C/I:C/A:C", "authentication": "NONE", "integrityImpact": "COMPLETE", "accessComplexity": "MEDIUM", "availabilityImpact": "COMPLETE", "confidentialityImpact": "COMPLETE"}, "acInsufInfo": false, "impactScore": 10.0, "baseSeverity": "HIGH", "obtainAllPrivilege": false, "exploitabilityScore": 8.6, "obtainUserPrivilege": false, "obtainOtherPrivilege": false, "userInteractionRequired": true}], "cvssMetricV31": [{"type": "Primary", "source": "nvd@nist.gov", "cvssData": {"scope": "UNCHANGED", "version": "3.1", "baseScore": 8.8, "attackVector": "NETWORK", "baseSeverity": "HIGH", "vectorString": "CVSS:3.1/AV:N/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": 2.8}]}, "published": "2021-09-22T02:15:09.647", "references": [{"url": "https://docs.aws.amazon.com/workspaces/latest/userguide/amazon-workspaces-windows-client.html#windows-release-notes", "tags": ["Vendor Advisory"], "source": "cve@mitre.org"}, {"url": "https://rhinosecuritylabs.com/aws/cve-2021-38112-aws-workspaces-rce/", "tags": ["Exploit", "Third Party Advisory"], "source": "cve@mitre.org"}], "vulnStatus": "Analyzed", "weaknesses": [{"type": "Primary", "source": "nvd@nist.gov", "description": [{"lang": "en", "value": "CWE-88"}]}], "descriptions": [{"lang": "en", "value": "In the Amazon AWS WorkSpaces client 3.0.10 through 3.1.8 on Windows, argument injection in the workspaces:// URI handler can lead to remote code execution because of the Chromium Embedded Framework (CEF) --gpu-launcher argument. This is fixed in 3.1.9."}, {"lang": "es", "value": "En Amazon AWS WorkSpaces client desde la versi\u00f3n 3.0.10 hasta la versi\u00f3n 3.1.8 en Windows, la inyecci\u00f3n de argumentos en el manejador de workspaces:// URI puede conducir a la ejecuci\u00f3n remota de c\u00f3digo debido al argumento --gpu-launcher de Chromium Embedded Framework (CEF). Esto se ha corregido en la versi\u00f3n 3.1.9"}], "lastModified": "2021-09-30T16:34:12.210", "configurations": [{"nodes": [{"negate": false, "cpeMatch": [{"criteria": "cpe:2.3:a:amazon:aws_workspaces:*:*:*:*:*:windows:*:*", "vulnerable": true, "matchCriteriaId": "8990C956-35FA-4F6D-B4D9-EB124250E46A", "versionEndExcluding": "3.1.9", "versionStartIncluding": "3.0.10"}], "operator": "OR"}]}], "sourceIdentifier": "cve@mitre.org"}