FKIE_CVE-2026-20482
Vulnerability from fkie_nvd - Published: 2026-08-03 03:16 - Updated: 2026-08-19 17:01
Severity
Summary
In wlan STA FW, there is a possible system becoming unresponsive due to logging. This could lead to remote (proximal/adjacent) denial of service with no additional execution privileges needed. User interaction is not needed for exploitation. Patch ID: WCNCR00486814; Issue ID: MSV-6824.
References
| URL | Tags | ||
|---|---|---|---|
| security@mediatek.com | https://www.mediatek.com/product-security-bulletin/August-2026 | Vendor Advisory |
Impacted products
| Vendor | Product | Version | |
|---|---|---|---|
| mediatek | mt8532_firmware | - | |
| mediatek | mt8532 | - | |
| mediatek | mt7902_firmware | - | |
| mediatek | mt7902 | - | |
| mediatek | mt7921_firmware | - | |
| mediatek | mt7921 | - | |
| mediatek | mt7922_firmware | - | |
| mediatek | mt7922 | - | |
| mediatek | mt8518s_firmware | - | |
| mediatek | mt8518s | - |
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"vendor": "MediaTek, Inc.",
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},
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},
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}
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"value": "In wlan STA FW, there is a possible system becoming unresponsive due to logging. This could lead to remote (proximal/adjacent) denial of service with no additional execution privileges needed. User interaction is not needed for exploitation. Patch ID: WCNCR00486814; Issue ID: MSV-6824."
}
],
"id": "CVE-2026-20482",
"lastModified": "2026-08-19T17:01:34.653",
"metrics": {
"cvssMetricV31": [
{
"cvssData": {
"attackComplexity": "LOW",
"attackVector": "ADJACENT_NETWORK",
"availabilityImpact": "HIGH",
"baseScore": 6.5,
"baseSeverity": "MEDIUM",
"confidentialityImpact": "NONE",
"integrityImpact": "NONE",
"privilegesRequired": "NONE",
"scope": "UNCHANGED",
"userInteraction": "NONE",
"vectorString": "CVSS:3.1/AV:A/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H",
"version": "3.1"
},
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{
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],
"role": "CISA Coordinator",
"timestamp": "2026-08-03T19:43:32.597237Z",
"version": "2.0.3"
}
}
]
},
"published": "2026-08-03T03:16:43.317",
"references": [
{
"source": "security@mediatek.com",
"tags": [
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],
"url": "https://www.mediatek.com/product-security-bulletin/August-2026"
}
],
"sourceIdentifier": "security@mediatek.com",
"vulnStatus": "Analyzed",
"weaknesses": [
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"description": [
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"value": "CWE-770"
}
],
"source": "security@mediatek.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.
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.
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