FKIE_CVE-2026-63693
Vulnerability from fkie_nvd - Published: 2026-08-24 20:16 - Updated: 2026-08-28 15:29
Severity
Summary
Dell Client BIOS contains an Improper Link Resolution Before File Access ('Link Following') vulnerability. A low privileged attacker with local access could potentially exploit this vulnerability, leading to Arbitrary Write
References
Impacted products
| Vendor | Product | Version |
|---|
{
"affected": [
{
"affectedData": [
{
"defaultStatus": "unaffected",
"product": "Alienware Area 51m R2",
"vendor": "Dell",
"versions": [
{
"lessThan": "1.37.0",
"status": "affected",
"version": "0",
"versionType": "semver"
}
]
},
{
"defaultStatus": "unaffected",
"product": "Alienware Area-51 AAT2265",
"vendor": "Dell",
"versions": [
{
"lessThan": "1.8.1",
"status": "affected",
"version": "0",
"versionType": "semver"
}
]
},
{
"defaultStatus": "unaffected",
"product": "Alienware Aurora R13",
"vendor": "Dell",
"versions": [
{
"lessThan": "1.33.0",
"status": "affected",
"version": "0",
"versionType": "semver"
}
]
},
{
"defaultStatus": "unaffected",
"product": "Alienware Aurora R15",
"vendor": "Dell",
"versions": [
{
"lessThan": "1.29.0",
"status": "affected",
"version": "0",
"versionType": "semver"
}
]
},
{
"defaultStatus": "unaffected",
"product": "Alienware Aurora R15 AMD",
"vendor": "Dell",
"versions": [
{
"lessThan": "1.26.0",
"status": "affected",
"version": "0",
"versionType": "semver"
}
]
},
{
"defaultStatus": "unaffected",
"product": "Alienware Aurora Ryzen Edition R14",
"vendor": "Dell",
"versions": [
{
"lessThan": "2.32.0",
"status": "affected",
"version": "0",
"versionType": "semver"
}
]
},
{
"defaultStatus": "unaffected",
"product": "Alienware m15 R3",
"vendor": "Dell",
"versions": [
{
"lessThan": "1.37.0",
"status": "affected",
"version": "0",
"versionType": "semver"
}
]
},
{
"defaultStatus": "unaffected",
"product": "Alienware m15 R4",
"vendor": "Dell",
"versions": [
{
"lessThan": "1.35.0",
"status": "affected",
"version": "0",
"versionType": "semver"
}
]
},
{
"defaultStatus": "unaffected",
"product": "Alienware m17 R3",
"vendor": "Dell",
"versions": [
{
"lessThan": "1.37.0",
"status": "affected",
"version": "0",
"versionType": "semver"
}
]
},
{
"defaultStatus": "unaffected",
"product": "Alienware m17 R4",
"vendor": "Dell",
"versions": [
{
"lessThan": "1.35.0",
"status": "affected",
"version": "0",
"versionType": "semver"
}
]
},
{
"defaultStatus": "unaffected",
"product": "Alienware x15 R1",
"vendor": "Dell",
"versions": [
{
"lessThan": "1.34.0",
"status": "affected",
"version": "0",
"versionType": "semver"
}
]
},
{
"defaultStatus": "unaffected",
"product": "Alienware x17 R1",
"vendor": "Dell",
"versions": [
{
"lessThan": "1.34.0",
"status": "affected",
"version": "0",
"versionType": "semver"
}
]
},
{
"defaultStatus": "unaffected",
"product": "AURORA R16",
"vendor": "Dell",
"versions": [
{
"lessThan": "2.25.0",
"status": "affected",
"version": "0",
"versionType": "semver"
}
]
},
{
"defaultStatus": "unaffected",
"product": "Inspiron 15 3510",
"vendor": "Dell",
"versions": [
{
"lessThan": "1.30.0",
"status": "affected",
"version": "0",
"versionType": "semver"
}
]
},
{
"defaultStatus": "unaffected",
"product": "Inspiron 15 3521",
"vendor": "Dell",
"versions": [
{
"lessThan": "1.25.0",
"status": "affected",
"version": "0",
"versionType": "semver"
}
]
},
{
"defaultStatus": "unaffected",
"product": "XPS 8950",
"vendor": "Dell",
"versions": [
{
"lessThan": "1.33.0",
"status": "affected",
"version": "0",
"versionType": "semver"
}
]
},
{
"defaultStatus": "unaffected",
"product": "XPS 8960",
"vendor": "Dell",
"versions": [
{
"lessThan": "2.24.0",
"status": "affected",
"version": "0",
"versionType": "semver"
}
]
}
],
"source": "security_alert@emc.com"
}
],
"cveTags": [],
"descriptions": [
{
"lang": "en",
"value": "Dell Client BIOS contains an Improper Link Resolution Before File Access (\u0027Link Following\u0027) vulnerability. A low privileged attacker with local access could potentially exploit this vulnerability, leading to Arbitrary Write"
}
],
"id": "CVE-2026-63693",
"lastModified": "2026-08-28T15:29:44.967",
"metrics": {
"cvssMetricV31": [
{
"cvssData": {
"attackComplexity": "LOW",
"attackVector": "LOCAL",
"availabilityImpact": "HIGH",
"baseScore": 6.6,
"baseSeverity": "MEDIUM",
"confidentialityImpact": "NONE",
"integrityImpact": "HIGH",
"privilegesRequired": "LOW",
"scope": "UNCHANGED",
"userInteraction": "REQUIRED",
"vectorString": "CVSS:3.1/AV:L/AC:L/PR:L/UI:R/S:U/C:N/I:H/A:H",
"version": "3.1"
},
"exploitabilityScore": 1.3,
"impactScore": 5.2,
"source": "security_alert@emc.com",
"type": "Secondary"
}
],
"ssvcV203": [
{
"source": "134c704f-9b21-4f2e-91b3-4a467353bcc0",
"ssvcData": {
"id": "CVE-2026-63693",
"options": [
{
"exploitation": "none"
},
{
"automatable": "no"
},
{
"technicalImpact": "partial"
}
],
"role": "CISA Coordinator",
"timestamp": "2026-08-27T14:27:09.946669Z",
"version": "2.0.3"
}
}
]
},
"published": "2026-08-24T20:16:55.677",
"references": [
{
"source": "security_alert@emc.com",
"url": "https://www.dell.com/support/kbdoc/en-us/000501826/dsa-2026-280-security-update-for-dell-client-platform-bios-for-an-improper-link-resolution-before-file-access-link-following-vulnerability"
}
],
"sourceIdentifier": "security_alert@emc.com",
"vulnStatus": "Awaiting Analysis",
"weaknesses": [
{
"description": [
{
"lang": "en",
"value": "CWE-379"
}
],
"source": "security_alert@emc.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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