CVE-2021-21589

Dell EMC Unity, Unity XT, and UnityVSA versions prior to 5.1.0.0.5.394 do not exit on failed Initialization. A local authenticated Service user could potentially exploit this vulnerability to escalate privileges.

CVSS v3 6.7 MEDIUM
CVSS v2.0 4.6 MEDIUM

6.7^/10

CVSS v3 : MEDIUM

Vector :

Exploitability : 0.8 / Impact : 5.9

Attack Vector LOCAL

Attack Complexity LOW

Privileges Required HIGH

User Interaction NONE

Confidentiality Impact HIGH

Integrity Impact HIGH

Availability Impact HIGH

Scope UNCHANGED

4.6^/10

CVSS v2.0 : MEDIUM

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

Exploitability : 3.9 / Impact : 6.4

Access Vector LOCAL

Access Complexity LOW

Authentication NONE

Confidentiality Impact PARTIAL

Integrity Impact PARTIAL

Availability Impact PARTIAL

References

Link	Resource
https://www.dell.com/support/kbdoc/000189204	Vendor Advisory

Configurations

Configuration 1 (hide)

OR	cpe:2.3:a:dell:emc_unity_operating_environment::::::::
	cpe:2.3:a:dell:emc_unity_xt_operating_environment::::::::
	cpe:2.3:a:dell:emc_unityvsa_operating_environment::::::::

History

14 Jul 2021, 16:34

Type	Values Removed	Values Added
CWE		NVD-CWE-Other
CPE		cpe:2.3:a:dell:emc_unityvsa_operating_environment:::::::: cpe:2.3:a:dell:emc_unity_xt_operating_environment:::::::: cpe:2.3:a:dell:emc_unity_operating_environment::::::::
CVSS	v2 : ~~unknown~~ v3 : ~~unknown~~	v2 : 4.6 v3 : 6.7
References	~~(MISC) https://www.dell.com/support/kbdoc/000189204 -~~	(MISC) https://www.dell.com/support/kbdoc/000189204 - Vendor Advisory

12 Jul 2021, 16:19

Type	Values Removed	Values Added
New CVE

Information

Published : 2021-07-12 16:15

Updated : 2023-12-10 13:55

NVD link : CVE-2021-21589

Mitre link : CVE-2021-21589

CVE.ORG link : CVE-2021-21589

JSON object : View

Products Affected

dell

emc_unityvsa_operating_environment
emc_unity_xt_operating_environment
emc_unity_operating_environment

CWE

NVD-CWE-Other

{"id": "CVE-2021-21589", "metrics": {"cvssMetricV2": [{"type": "Primary", "source": "nvd@nist.gov", "cvssData": {"version": "2.0", "baseScore": 4.6, "accessVector": "LOCAL", "vectorString": "AV:L/AC:L/Au:N/C:P/I:P/A:P", "authentication": "NONE", "integrityImpact": "PARTIAL", "accessComplexity": "LOW", "availabilityImpact": "PARTIAL", "confidentialityImpact": "PARTIAL"}, "acInsufInfo": false, "impactScore": 6.4, "baseSeverity": "MEDIUM", "obtainAllPrivilege": false, "exploitabilityScore": 3.9, "obtainUserPrivilege": false, "obtainOtherPrivilege": false, "userInteractionRequired": false}], "cvssMetricV31": [{"type": "Primary", "source": "nvd@nist.gov", "cvssData": {"scope": "UNCHANGED", "version": "3.1", "baseScore": 6.7, "attackVector": "LOCAL", "baseSeverity": "MEDIUM", "vectorString": "CVSS:3.1/AV:L/AC:L/PR:H/UI:N/S:U/C:H/I:H/A:H", "integrityImpact": "HIGH", "userInteraction": "NONE", "attackComplexity": "LOW", "availabilityImpact": "HIGH", "privilegesRequired": "HIGH", "confidentialityImpact": "HIGH"}, "impactScore": 5.9, "exploitabilityScore": 0.8}, {"type": "Secondary", "source": "security_alert@emc.com", "cvssData": {"scope": "UNCHANGED", "version": "3.1", "baseScore": 5.7, "attackVector": "LOCAL", "baseSeverity": "MEDIUM", "vectorString": "CVSS:3.1/AV:L/AC:H/PR:H/UI:N/S:U/C:N/I:H/A:H", "integrityImpact": "HIGH", "userInteraction": "NONE", "attackComplexity": "HIGH", "availabilityImpact": "HIGH", "privilegesRequired": "HIGH", "confidentialityImpact": "NONE"}, "impactScore": 5.2, "exploitabilityScore": 0.5}]}, "published": "2021-07-12T16:15:08.680", "references": [{"url": "https://www.dell.com/support/kbdoc/000189204", "tags": ["Vendor Advisory"], "source": "security_alert@emc.com"}], "vulnStatus": "Analyzed", "weaknesses": [{"type": "Primary", "source": "nvd@nist.gov", "description": [{"lang": "en", "value": "NVD-CWE-Other"}]}], "descriptions": [{"lang": "en", "value": "Dell EMC Unity, Unity XT, and UnityVSA versions prior to 5.1.0.0.5.394 do not exit on failed Initialization. A local authenticated Service user could potentially exploit this vulnerability to escalate privileges."}, {"lang": "es", "value": "Dell EMC Unity, Unity XT y UnityVSA versiones anteriores a 5.1.0.5.394, no escapan en un fallo de inicializaci\u00f3n. Un usuario local autenticado del Servicio podr\u00eda explotar potencialmente esta vulnerabilidad para escalar privilegios"}], "lastModified": "2021-07-14T16:34:46.297", "configurations": [{"nodes": [{"negate": false, "cpeMatch": [{"criteria": "cpe:2.3:a:dell:emc_unity_operating_environment:*:*:*:*:*:*:*:*", "vulnerable": true, "matchCriteriaId": "531AB7E0-ACA7-4C07-A4B4-500D16A894EA", "versionEndExcluding": "5.1.0.0.5.394"}, {"criteria": "cpe:2.3:a:dell:emc_unity_xt_operating_environment:*:*:*:*:*:*:*:*", "vulnerable": true, "matchCriteriaId": "A2F3F015-06EF-4E9F-895F-CCE3580C1178", "versionEndExcluding": "5.1.0.0.5.394"}, {"criteria": "cpe:2.3:a:dell:emc_unityvsa_operating_environment:*:*:*:*:*:*:*:*", "vulnerable": true, "matchCriteriaId": "61642158-7A1F-4563-ABFF-089EDD975AB1", "versionEndExcluding": "5.1.0.0.5.394"}], "operator": "OR"}]}], "sourceIdentifier": "security_alert@emc.com"}