fkie_cve-2021-36305
Vulnerability from fkie_nvd
Published
2021-11-12 23:15
Modified
2024-11-21 06:13
Severity ?
6.5 (Medium) - CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H
6.5 (Medium) - CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H
6.5 (Medium) - CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H
Summary
Dell PowerScale OneFS contains an Unsynchronized Access to Shared Data in a Multithreaded Context in SMB CA handling. An authenticated user of SMB on a cluster with CA could potentially exploit this vulnerability, leading to a denial of service over SMB.
References
▶ | URL | Tags | |
---|---|---|---|
security_alert@emc.com | https://www.dell.com/support/kbdoc/000192046 | Vendor Advisory | |
af854a3a-2127-422b-91ae-364da2661108 | https://www.dell.com/support/kbdoc/000192046 | Vendor Advisory |
Impacted products
Vendor | Product | Version | |
---|---|---|---|
dell | emc_powerscale_onefs | 8.2.0 | |
dell | emc_powerscale_onefs | 8.2.1 | |
dell | emc_powerscale_onefs | 8.2.2 | |
dell | emc_powerscale_onefs | 9.0.0.0 | |
dell | emc_powerscale_onefs | 9.1.0.0 | |
dell | emc_powerscale_onefs | 9.1.1.0 | |
dell | emc_powerscale_onefs | 9.2.0.0 | |
dell | emc_powerscale_onefs | 9.2.1.0 |
{ "configurations": [ { "nodes": [ { "cpeMatch": [ { "criteria": "cpe:2.3:o:dell:emc_powerscale_onefs:8.2.0:*:*:*:*:*:*:*", "matchCriteriaId": "B64FFA7E-C401-4755-A269-A59E225BCB8F", "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 }, { "criteria": "cpe:2.3:o:dell:emc_powerscale_onefs:9.1.1.0:*:*:*:*:*:*:*", "matchCriteriaId": "02F43B9D-3EB1-43D4-83F9-C58C2AEE8B1B", "vulnerable": true }, { "criteria": "cpe:2.3:o:dell:emc_powerscale_onefs:9.2.0.0:*:*:*:*:*:*:*", "matchCriteriaId": "4A1E2393-0CFD-424E-A7E0-64F6CCFE170D", "vulnerable": true }, { "criteria": "cpe:2.3:o:dell:emc_powerscale_onefs:9.2.1.0:*:*:*:*:*:*:*", "matchCriteriaId": "22329930-BBC9-40B1-BC0A-5E444E11F781", "vulnerable": true } ], "negate": false, "operator": "OR" } ] } ], "cveTags": [], "descriptions": [ { "lang": "en", "value": "Dell PowerScale OneFS contains an Unsynchronized Access to Shared Data in a Multithreaded Context in SMB CA handling. An authenticated user of SMB on a cluster with CA could potentially exploit this vulnerability, leading to a denial of service over SMB." }, { "lang": "es", "value": "Dell PowerScale OneFS contiene un acceso no sincronizado a datos compartidos en un contexto multihilo en el manejo de SMB CA. Un usuario autenticado de SMB en un cl\u00faster con CA podr\u00eda explotar esta vulnerabilidad, conllevando a una denegaci\u00f3n de servicio sobre SMB" } ], "id": "CVE-2021-36305", "lastModified": "2024-11-21T06:13:27.683", "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": "2021-11-12T23:15:08.317", "references": [ { "source": "security_alert@emc.com", "tags": [ "Vendor Advisory" ], "url": "https://www.dell.com/support/kbdoc/000192046" }, { "source": "af854a3a-2127-422b-91ae-364da2661108", "tags": [ "Vendor Advisory" ], "url": "https://www.dell.com/support/kbdoc/000192046" } ], "sourceIdentifier": "security_alert@emc.com", "vulnStatus": "Modified", "weaknesses": [ { "description": [ { "lang": "en", "value": "CWE-662" } ], "source": "nvd@nist.gov", "type": "Primary" } ] }
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Sightings
Author | Source | Type | Date |
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Nomenclature
- Seen: The vulnerability was mentioned, discussed, or seen somewhere by the user.
- Confirmed: The vulnerability is confirmed from an analyst perspective.
- Exploited: This vulnerability was exploited and seen by the user reporting the sighting.
- Patched: This vulnerability was successfully patched by the user reporting the sighting.
- Not exploited: This vulnerability was not exploited or seen by the user reporting the sighting.
- Not confirmed: The user expresses doubt about the veracity of the vulnerability.
- Not patched: This vulnerability was not successfully patched by the user reporting the sighting.
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