CVE-2021-21591

Dell EMC Unity, Unity XT, and UnityVSA versions prior to 5.1.0.0.5.394 contain a plain-text password storage vulnerability. A local malicious user with high privileges may use the exposed password to gain access with the privileges of the compromised user.

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

24 Oct 2022, 20:14

Type	Values Removed	Values Added
CWE	~~CWE-200~~	CWE-522

14 Jul 2021, 17:33

Type	Values Removed	Values Added
References	~~(MISC) https://www.dell.com/support/kbdoc/000189204 -~~	(MISC) https://www.dell.com/support/kbdoc/000189204 - Vendor Advisory
CWE		CWE-200
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

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-2021-21591

Mitre link : CVE-2021-21591

CVE.ORG link : CVE-2021-21591

JSON object : View

Products Affected

dell

emc_unity_xt_operating_environment
emc_unity_operating_environment
emc_unityvsa_operating_environment

CWE

CWE-522

Insufficiently Protected Credentials

CWE-200

Exposure of Sensitive Information to an Unauthorized Actor

{"id": "CVE-2021-21591", "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": 6.4, "attackVector": "LOCAL", "baseSeverity": "MEDIUM", "vectorString": "CVSS:3.1/AV:L/AC:H/PR:H/UI:N/S:U/C:H/I:H/A:H", "integrityImpact": "HIGH", "userInteraction": "NONE", "attackComplexity": "HIGH", "availabilityImpact": "HIGH", "privilegesRequired": "HIGH", "confidentialityImpact": "HIGH"}, "impactScore": 5.9, "exploitabilityScore": 0.5}]}, "published": "2021-07-12T16:15:08.867", "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": "CWE-522"}]}, {"type": "Secondary", "source": "security_alert@emc.com", "description": [{"lang": "en", "value": "CWE-200"}]}], "descriptions": [{"lang": "en", "value": "Dell EMC Unity, Unity XT, and UnityVSA versions prior to 5.1.0.0.5.394 contain a plain-text password storage vulnerability. A local malicious user with high privileges may use the exposed password to gain access with the privileges of the compromised user."}, {"lang": "es", "value": "Dell EMC Unity, Unity XT y UnityVSA versiones anteriores a 5.1.0.5.394, contienen una vulnerabilidad de almacenamiento de contrase\u00f1as en texto plano. Un usuario local malicioso con altos privilegios puede usar la contrase\u00f1a expuesta para conseguir acceso con los privilegios del usuario comprometido"}], "lastModified": "2022-10-24T20:14:56.387", "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"}