CVE-2021-38923

IBM PowerVM Hypervisor FW1010 could allow a privileged user to gain access to another VM due to assigning duplicate WWPNs. IBM X-Force ID: 210162.

CVSS v3 9.1 CRITICAL
CVSS v2.0 6.5 MEDIUM

9.1^/10

CVSS v3 : CRITICAL

Vector :

Exploitability : 2.3 / Impact : 6.0

Attack Vector NETWORK

Attack Complexity LOW

Privileges Required HIGH

User Interaction NONE

Confidentiality Impact HIGH

Integrity Impact HIGH

Availability Impact HIGH

Scope CHANGED

6.5^/10

CVSS v2.0 : MEDIUM

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

Exploitability : 8.0 / Impact : 6.4

Access Vector NETWORK

Access Complexity LOW

Authentication SINGLE

Confidentiality Impact PARTIAL

Integrity Impact PARTIAL

Availability Impact PARTIAL

References

Link	Resource
https://exchange.xforce.ibmcloud.com/vulnerabilities/210162	VDB Entry Vendor Advisory
https://www.ibm.com/support/pages/node/6495879	Vendor Advisory
https://exchange.xforce.ibmcloud.com/vulnerabilities/210162	VDB Entry Vendor Advisory
https://www.ibm.com/support/pages/node/6495879	Vendor Advisory

Configurations

Configuration 1 (hide)

AND

cpe:2.3:o:ibm:powervm_hypervisor_firmware:1010:*:*:*:*:*:*:*

cpe:2.3:h:ibm:powervm_hypervisor:-:*:*:*:*:*:*:*

History

21 Nov 2024, 06:18

Type	Values Removed	Values Added
References	~~() https://exchange.xforce.ibmcloud.com/vulnerabilities/210162 - VDB Entry, Vendor Advisory~~	() https://exchange.xforce.ibmcloud.com/vulnerabilities/210162 - VDB Entry, Vendor Advisory
References	~~() https://www.ibm.com/support/pages/node/6495879 - Vendor Advisory~~	() https://www.ibm.com/support/pages/node/6495879 - Vendor Advisory

Information

Published : 2021-10-06 18:15

Updated : 2024-11-21 06:18

NVD link : CVE-2021-38923

Mitre link : CVE-2021-38923

CVE.ORG link : CVE-2021-38923

JSON object : View

Products Affected

ibm

powervm_hypervisor_firmware
powervm_hypervisor

CWE

NVD-CWE-noinfo

{"id": "CVE-2021-38923", "metrics": {"cvssMetricV2": [{"type": "Primary", "source": "nvd@nist.gov", "cvssData": {"version": "2.0", "baseScore": 6.5, "accessVector": "NETWORK", "vectorString": "AV:N/AC:L/Au:S/C:P/I:P/A:P", "authentication": "SINGLE", "integrityImpact": "PARTIAL", "accessComplexity": "LOW", "availabilityImpact": "PARTIAL", "confidentialityImpact": "PARTIAL"}, "acInsufInfo": false, "impactScore": 6.4, "baseSeverity": "MEDIUM", "obtainAllPrivilege": false, "exploitabilityScore": 8.0, "obtainUserPrivilege": false, "obtainOtherPrivilege": false, "userInteractionRequired": false}], "cvssMetricV30": [{"type": "Secondary", "source": "psirt@us.ibm.com", "cvssData": {"scope": "CHANGED", "version": "3.0", "baseScore": 8.0, "attackVector": "NETWORK", "baseSeverity": "HIGH", "vectorString": "CVSS:3.0/AV:N/AC:H/PR:H/UI:N/S:C/C:H/I:H/A:H", "integrityImpact": "HIGH", "userInteraction": "NONE", "attackComplexity": "HIGH", "availabilityImpact": "HIGH", "privilegesRequired": "HIGH", "confidentialityImpact": "HIGH"}, "impactScore": 6.0, "exploitabilityScore": 1.3}], "cvssMetricV31": [{"type": "Primary", "source": "nvd@nist.gov", "cvssData": {"scope": "CHANGED", "version": "3.1", "baseScore": 9.1, "attackVector": "NETWORK", "baseSeverity": "CRITICAL", "vectorString": "CVSS:3.1/AV:N/AC:L/PR:H/UI:N/S:C/C:H/I:H/A:H", "integrityImpact": "HIGH", "userInteraction": "NONE", "attackComplexity": "LOW", "availabilityImpact": "HIGH", "privilegesRequired": "HIGH", "confidentialityImpact": "HIGH"}, "impactScore": 6.0, "exploitabilityScore": 2.3}]}, "published": "2021-10-06T18:15:10.790", "references": [{"url": "https://exchange.xforce.ibmcloud.com/vulnerabilities/210162", "tags": ["VDB Entry", "Vendor Advisory"], "source": "psirt@us.ibm.com"}, {"url": "https://www.ibm.com/support/pages/node/6495879", "tags": ["Vendor Advisory"], "source": "psirt@us.ibm.com"}, {"url": "https://exchange.xforce.ibmcloud.com/vulnerabilities/210162", "tags": ["VDB Entry", "Vendor Advisory"], "source": "af854a3a-2127-422b-91ae-364da2661108"}, {"url": "https://www.ibm.com/support/pages/node/6495879", "tags": ["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": "IBM PowerVM Hypervisor FW1010 could allow a privileged user to gain access to another VM due to assigning duplicate WWPNs. IBM X-Force ID: 210162."}, {"lang": "es", "value": "IBM PowerVM Hypervisor FW1010 pod\u00eda permitir que un usuario con privilegios consiguiera acceso a otra m\u00e1quina virtual debido a una asignaci\u00f3n de WWPN duplicados. IBM X-Force ID: 210162"}], "lastModified": "2024-11-21T06:18:12.867", "configurations": [{"nodes": [{"negate": false, "cpeMatch": [{"criteria": "cpe:2.3:o:ibm:powervm_hypervisor_firmware:1010:*:*:*:*:*:*:*", "vulnerable": true, "matchCriteriaId": "2881F388-2960-4196-82D4-A44E07E48E8F"}], "operator": "OR"}, {"negate": false, "cpeMatch": [{"criteria": "cpe:2.3:h:ibm:powervm_hypervisor:-:*:*:*:*:*:*:*", "vulnerable": false, "matchCriteriaId": "60C28326-3EFE-4CD0-91E9-682AD6B0B891"}], "operator": "OR"}], "operator": "AND"}], "sourceIdentifier": "psirt@us.ibm.com"}