CVE-2021-21563

View on CVE.org

Published Aug 2, 2021 CVSS 3.1 · 6.5 Medium EPSS < 1% KEV · Not listed

Description

Dell EMC PowerScale OneFS versions 8.1.2-9.1.0.x contain an Improper Check for Unusual or Exceptional Conditions in its auditing component.This can lead to an authenticated user with low-privileges to trigger a denial of service event.

Affected Products

Default status is the baseline for the product, each version can override it (e.g. patched versions marked unaffected).

Vendor Product Default status Versions

Dell

PowerScale OneFS

affected

Version	Status	Constraints
`8.1.2-9.1.0.x`	affected	—

Configuration 1 [-]

OR	cpe:2.3:o:dell:emc_powerscale_onefs:8.1.3:::::::*
	cpe:2.3:o:dell:emc_powerscale_onefs:8.2.1:::::::*
	cpe:2.3:o:dell:emc_powerscale_onefs:8.2.2:::::::*
	cpe:2.3:o:dell:emc_powerscale_onefs:9.0.0.0:::::::*
	cpe:2.3:o:dell:emc_powerscale_onefs:9.1.0.0:::::::*

No data.

No data available yet.

Remediation

No solution or workaround provided in the CVE record

Tracking

Sign in to view the affected projects.

Advisories

Source	ID	Title
EUVD	EUVD-2021-8835	Dell EMC PowerScale OneFS versions 8.1.2-9.1.0.x contain an Improper Check for Unusual or Exceptional Conditions in its auditing component.This can lead to an authenticated user with low-privileges to trigger a denial of service event.

Metrics

No CVSS v4.0

Attack Vector Network

Attack Complexity Low

Privileges Required Low

Scope Unchanged

Confidentiality Impact None

Integrity Impact None

Availability Impact High

User Interaction None

No CVSS v3.0

Access Vector Network

Access Complexity Low

Authentication Single

Confidentiality Impact None

Integrity Impact None

Availability Impact Partial

This CVE is not in the KEV list.

Exploit prediction score: < 1% (0.832% probability within 30 days)

Key SSVC decision points have not yet been added.

References

Link	Providers
https://www.dell.com/support/kbdoc/000188148

History

No history.

Subscriptions

Dell Emc Powerscale Onefs

Weaknesses

CWE-754

Sources

CVE record Updated: Sep 16, 2024, 6:07 PM

Status: PUBLISHED
Assigner: dell
Published: Aug 2, 2021, 11:45 PM
Updated: Sep 16, 2024, 6:07 PM
Reserved: Jan 4, 2021, 12:00 AM

View source JSON

Vulnrichment No data

No data.

NVD Updated: Jun 17, 2026, 3:35 AM

Status: Modified
Published: Aug 3, 2021, 12:15 AM
Modified: Jun 17, 2026, 3:35 AM

View source JSON

Red Hat No data

No data.

OpenCVE enrichment No data

No data.

{"containers": {"cna": {"affected": [{"product": "PowerScale OneFS", "vendor": "Dell", "versions": [{"status": "affected", "version": "8.1.2-9.1.0.x"}]}], "datePublic": "2021-06-09T00:00:00.000Z", "descriptions": [{"lang": "en", "value": "Dell EMC PowerScale OneFS versions 8.1.2-9.1.0.x contain an Improper Check for Unusual or Exceptional Conditions in its auditing component.This can lead to an authenticated user with low-privileges to trigger a denial of service event."}], "metrics": [{"cvssV3_1": {"attackComplexity": "LOW", "attackVector": "NETWORK", "availabilityImpact": "HIGH", "baseScore": 6.5, "baseSeverity": "MEDIUM", "confidentialityImpact": "NONE", "integrityImpact": "NONE", "privilegesRequired": "LOW", "scope": "UNCHANGED", "userInteraction": "NONE", "vectorString": "CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H", "version": "3.1"}}], "problemTypes": [{"descriptions": [{"cweId": "CWE-754", "description": "CWE-754: Improper Check for Unusual or Exceptional Conditions", "lang": "en", "type": "CWE"}]}], "providerMetadata": {"dateUpdated": "2021-08-02T23:45:17.000Z", "orgId": "c550e75a-17ff-4988-97f0-544cde3820fe", "shortName": "dell"}, "references": [{"tags": ["x_refsource_MISC"], "url": "https://www.dell.com/support/kbdoc/000188148"}], "x_legacyV4Record": {"CVE_data_meta": {"ASSIGNER": "secure@dell.com", "DATE_PUBLIC": "2021-06-09", "ID": "CVE-2021-21563", "STATE": "PUBLIC"}, "affects": {"vendor": {"vendor_data": [{"product": {"product_data": [{"product_name": "PowerScale OneFS", "version": {"version_data": [{"version_affected": "=", "version_value": "8.1.2-9.1.0.x"}]}}]}, "vendor_name": "Dell"}]}}, "data_format": "MITRE", "data_type": "CVE", "data_version": "4.0", "description": {"description_data": [{"lang": "eng", "value": "Dell EMC PowerScale OneFS versions 8.1.2-9.1.0.x contain an Improper Check for Unusual or Exceptional Conditions in its auditing component.This can lead to an authenticated user with low-privileges to trigger a denial of service event."}]}, "impact": {"cvss": {"baseScore": 6.5, "baseSeverity": "Medium", "vectorString": "CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H", "version": "3.1"}}, "problemtype": {"problemtype_data": [{"description": [{"lang": "eng", "value": "CWE-754: Improper Check for Unusual or Exceptional Conditions"}]}]}, "references": {"reference_data": [{"name": "https://www.dell.com/support/kbdoc/000188148", "refsource": "MISC", "url": "https://www.dell.com/support/kbdoc/000188148"}]}}}, "adp": [{"providerMetadata": {"orgId": "af854a3a-2127-422b-91ae-364da2661108", "shortName": "CVE", "dateUpdated": "2024-08-03T18:16:23.384Z"}, "title": "CVE Program Container", "references": [{"tags": ["x_refsource_MISC", "x_transferred"], "url": "https://www.dell.com/support/kbdoc/000188148"}]}]}, "cveMetadata": {"assignerOrgId": "c550e75a-17ff-4988-97f0-544cde3820fe", "assignerShortName": "dell", "cveId": "CVE-2021-21563", "datePublished": "2021-08-02T23:45:17.853Z", "dateReserved": "2021-01-04T00:00:00.000Z", "dateUpdated": "2024-09-16T18:07:53.791Z", "state": "PUBLISHED"}, "dataType": "CVE_RECORD", "dataVersion": "5.1"}

{"affected": [{"affectedData": [{"product": "PowerScale OneFS", "vendor": "Dell", "versions": [{"status": "affected", "version": "8.1.2-9.1.0.x"}]}], "source": "security_alert@emc.com"}], "configurations": [{"nodes": [{"cpeMatch": [{"criteria": "cpe:2.3:o:dell:emc_powerscale_onefs:8.1.3:*:*:*:*:*:*:*", "matchCriteriaId": "CAB7EF7D-EA96-42BC-AB8F-825F0EDCC412", "vulnerable": true}, {"criteria": "cpe:2.3:o:dell:emc_powerscale_onefs:8.2.1:*:*:*:*:*:*:*", "matchCriteriaId": "B02079AB-D410-4CD2-8E70-BCFEAB5DEFA0", "vulnerable": true}, {"criteria": "cpe:2.3:o:dell:emc_powerscale_onefs:8.2.2:*:*:*:*:*:*:*", "matchCriteriaId": "FF89B320-6D5A-4E46-A1FA-FCDB31F325C4", "vulnerable": true}, {"criteria": "cpe:2.3:o:dell:emc_powerscale_onefs:9.0.0.0:*:*:*:*:*:*:*", "matchCriteriaId": "76F8E149-ACF8-4BED-83F0-363E3DED47BB", "vulnerable": true}, {"criteria": "cpe:2.3:o:dell:emc_powerscale_onefs:9.1.0.0:*:*:*:*:*:*:*", "matchCriteriaId": "5F9E9789-7B7C-43CF-8129-12F3958478E6", "vulnerable": true}], "negate": false, "operator": "OR"}]}], "cveTags": [], "descriptions": [{"lang": "en", "value": "Dell EMC PowerScale OneFS versions 8.1.2-9.1.0.x contain an Improper Check for Unusual or Exceptional Conditions in its auditing component.This can lead to an authenticated user with low-privileges to trigger a denial of service event."}, {"lang": "es", "value": "Dell EMC PowerScale OneFS versiones 8.1.2-9.1.0.x, contienen una Comprobaci\u00f3n Inapropiada de Condiciones Inusuales o Excepcionales en su componente auditing. Esto puede conllevar a un usuario autenticado con pocos privilegios desencadenar un evento de denegaci\u00f3n de servicio"}], "id": "CVE-2021-21563", "lastModified": "2026-06-17T03:35:47.113", "metrics": {"cvssMetricV2": [{"acInsufInfo": false, "baseSeverity": "MEDIUM", "cvssData": {"accessComplexity": "LOW", "accessVector": "NETWORK", "authentication": "SINGLE", "availabilityImpact": "PARTIAL", "baseScore": 4.0, "confidentialityImpact": "NONE", "integrityImpact": "NONE", "vectorString": "AV:N/AC:L/Au:S/C:N/I:N/A:P", "version": "2.0"}, "exploitabilityScore": 8.0, "impactScore": 2.9, "obtainAllPrivilege": false, "obtainOtherPrivilege": false, "obtainUserPrivilege": false, "source": "nvd@nist.gov", "type": "Primary", "userInteractionRequired": false}], "cvssMetricV31": [{"cvssData": {"attackComplexity": "LOW", "attackVector": "NETWORK", "availabilityImpact": "HIGH", "baseScore": 6.5, "baseSeverity": "MEDIUM", "confidentialityImpact": "NONE", "integrityImpact": "NONE", "privilegesRequired": "LOW", "scope": "UNCHANGED", "userInteraction": "NONE", "vectorString": "CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H", "version": "3.1"}, "exploitabilityScore": 2.8, "impactScore": 3.6, "source": "security_alert@emc.com", "type": "Secondary"}, {"cvssData": {"attackComplexity": "LOW", "attackVector": "NETWORK", "availabilityImpact": "HIGH", "baseScore": 6.5, "baseSeverity": "MEDIUM", "confidentialityImpact": "NONE", "integrityImpact": "NONE", "privilegesRequired": "LOW", "scope": "UNCHANGED", "userInteraction": "NONE", "vectorString": "CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H", "version": "3.1"}, "exploitabilityScore": 2.8, "impactScore": 3.6, "source": "nvd@nist.gov", "type": "Primary"}]}, "published": "2021-08-03T00:15:08.360", "references": [{"source": "security_alert@emc.com", "tags": ["Vendor Advisory"], "url": "https://www.dell.com/support/kbdoc/000188148"}, {"source": "af854a3a-2127-422b-91ae-364da2661108", "tags": ["Vendor Advisory"], "url": "https://www.dell.com/support/kbdoc/000188148"}], "sourceIdentifier": "security_alert@emc.com", "vulnStatus": "Modified", "weaknesses": [{"description": [{"lang": "en", "value": "CWE-754"}], "source": "security_alert@emc.com", "type": "Secondary"}, {"description": [{"lang": "en", "value": "CWE-754"}], "source": "nvd@nist.gov", "type": "Primary"}]}