FKIE_CVE-2023-4976
Vulnerability from fkie_nvd - Published: 2024-07-17 16:15 - Updated: 2026-06-17 06:39
Severity
Summary
A flaw exists in FlashBlade whereby a local account is permitted to authenticate to the management interface using an unintended method that allows an attacker to gain privileged access to the array.
References
Impacted products
| Vendor | Product | Version |
|---|
{
"affected": [
{
"affectedData": [
{
"defaultStatus": "unaffected",
"platforms": [
"Purity//FB"
],
"product": "FlashBlade",
"vendor": "PureStorage",
"versions": [
{
"lessThanOrEqual": "3.3.10",
"status": "affected",
"version": "3.3.5",
"versionType": "custom"
},
{
"lessThanOrEqual": "4.0.6",
"status": "affected",
"version": "4.0.4",
"versionType": "custom"
},
{
"lessThanOrEqual": "4.1.8",
"status": "affected",
"version": "4.1.0",
"versionType": "custom"
},
{
"lessThanOrEqual": "4.2.2",
"status": "affected",
"version": "4.2.0",
"versionType": "custom"
}
]
}
],
"source": "psirt@purestorage.com"
},
{
"affectedData": [
{
"cpes": [
"cpe:2.3:a:purestorage:flashblade:*:*:*:*:*:*:*:*"
],
"defaultStatus": "unknown",
"product": "flashblade",
"vendor": "purestorage",
"versions": [
{
"lessThanOrEqual": "3.3.10",
"status": "affected",
"version": "3.3.5",
"versionType": "custom"
},
{
"lessThanOrEqual": "4.0.6",
"status": "affected",
"version": "4.0.4",
"versionType": "custom"
},
{
"lessThanOrEqual": "4.1.8",
"status": "affected",
"version": "4.1.0",
"versionType": "custom"
},
{
"lessThanOrEqual": "4.2.2",
"status": "affected",
"version": "4.2.0",
"versionType": "custom"
}
]
}
],
"source": "134c704f-9b21-4f2e-91b3-4a467353bcc0"
}
],
"cveTags": [],
"descriptions": [
{
"lang": "en",
"value": "A flaw exists in FlashBlade whereby a local account is permitted to authenticate to the management interface using an unintended method that allows an attacker to gain privileged access to the array."
},
{
"lang": "es",
"value": "Existe una falla en Purity//FB por la cual se permite que una cuenta local se autentique en la interfaz de administraci\u00f3n utilizando un m\u00e9todo no deseado que permite a un atacante obtener acceso privilegiado a la matriz."
}
],
"id": "CVE-2023-4976",
"lastModified": "2026-06-17T06:39:01.297",
"metrics": {
"cvssMetricV40": [
{
"cvssData": {
"Automatable": "NOT_DEFINED",
"Recovery": "NOT_DEFINED",
"Safety": "NOT_DEFINED",
"attackComplexity": "LOW",
"attackRequirements": "NONE",
"attackVector": "NETWORK",
"availabilityRequirement": "NOT_DEFINED",
"baseScore": 9.3,
"baseSeverity": "CRITICAL",
"confidentialityRequirement": "NOT_DEFINED",
"exploitMaturity": "NOT_DEFINED",
"integrityRequirement": "NOT_DEFINED",
"modifiedAttackComplexity": "NOT_DEFINED",
"modifiedAttackRequirements": "NOT_DEFINED",
"modifiedAttackVector": "NOT_DEFINED",
"modifiedPrivilegesRequired": "NOT_DEFINED",
"modifiedSubAvailabilityImpact": "NOT_DEFINED",
"modifiedSubConfidentialityImpact": "NOT_DEFINED",
"modifiedSubIntegrityImpact": "NOT_DEFINED",
"modifiedUserInteraction": "NOT_DEFINED",
"modifiedVulnAvailabilityImpact": "NOT_DEFINED",
"modifiedVulnConfidentialityImpact": "NOT_DEFINED",
"modifiedVulnIntegrityImpact": "NOT_DEFINED",
"privilegesRequired": "NONE",
"providerUrgency": "NOT_DEFINED",
"subAvailabilityImpact": "NONE",
"subConfidentialityImpact": "NONE",
"subIntegrityImpact": "NONE",
"userInteraction": "NONE",
"valueDensity": "NOT_DEFINED",
"vectorString": "CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:N/VC:H/VI:H/VA:H/SC:N/SI:N/SA:N/E:X/CR:X/IR:X/AR:X/MAV:X/MAC:X/MAT:X/MPR:X/MUI:X/MVC:X/MVI:X/MVA:X/MSC:X/MSI:X/MSA:X/S:X/AU:X/R:X/V:X/RE:X/U:X",
"version": "4.0",
"vulnAvailabilityImpact": "HIGH",
"vulnConfidentialityImpact": "HIGH",
"vulnIntegrityImpact": "HIGH",
"vulnerabilityResponseEffort": "NOT_DEFINED"
},
"source": "psirt@purestorage.com",
"type": "Secondary"
}
],
"ssvcV203": [
{
"source": "134c704f-9b21-4f2e-91b3-4a467353bcc0",
"ssvcData": {
"id": "CVE-2023-4976",
"options": [
{
"exploitation": "none"
},
{
"automatable": "yes"
},
{
"technicalImpact": "total"
}
],
"role": "CISA Coordinator",
"timestamp": "2024-07-17T17:54:56.371990Z",
"version": "2.0.3"
}
}
]
},
"published": "2024-07-17T16:15:03.233",
"references": [
{
"source": "psirt@purestorage.com",
"url": "https://www.purestorage.com/security"
},
{
"source": "af854a3a-2127-422b-91ae-364da2661108",
"url": "https://purestorage.com/security"
}
],
"sourceIdentifier": "psirt@purestorage.com",
"vulnStatus": "Deferred",
"weaknesses": [
{
"description": [
{
"lang": "en",
"value": "CWE-269"
}
],
"source": "psirt@purestorage.com",
"type": "Secondary"
}
]
}
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Experimental. This forecast is provided for visualization only and may change without notice. Do not use it for operational decisions.
Forecast uses a logistic model when the trend is rising, or an exponential decay model when the trend is falling. Fitted via linearized least squares.
Sightings
| Author | Source | Type | Date | Other |
|---|
Nomenclature
- Seen: The vulnerability was mentioned, discussed, or observed by the user.
- Confirmed: The vulnerability has been validated from an analyst's perspective.
- Published Proof of Concept: A public proof of concept is available for this vulnerability.
- Exploited: The vulnerability was observed as exploited by the user who reported the sighting.
- Patched: The vulnerability was observed as successfully patched by the user who reported the sighting.
- Not exploited: The vulnerability was not observed as exploited by the user who reported the sighting.
- Not confirmed: The user expressed doubt about the validity of the vulnerability.
- Not patched: The vulnerability was not observed as successfully patched by the user who reported the sighting.
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The MITRE ATT&CK techniques below are AI-generated suggestions, inferred from the description of the
vulnerability by the CIRCL/vulnerability-attack-technique-classification-roberta-base
model, served locally by ML-Gateway.
They have not been verified by an analyst and are provided for guidance only.
The approach is described in our paper Mapping CVEs to MITRE ATT&CK Techniques: A Curated Gold-Set Classifier and the Limits of LLM-Assisted Label Expansion.
Browse all ATT&CK techniques and the vulnerabilities related to each.
The approach is described in our paper Mapping CVEs to MITRE ATT&CK Techniques: A Curated Gold-Set Classifier and the Limits of LLM-Assisted Label Expansion.
Browse all ATT&CK techniques and the vulnerabilities related to each.
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Related by attack behaviour
Vulnerabilities whose description is nearest to this one in the vector space of the CIRCL/vulnerability-attack-technique-biencoder model. This is a similarity search over the bi-encoder space (plain cosine), not a classification, and it has no measured accuracy.
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