fkie_cve-2023-21473
Vulnerability from fkie_nvd
Published
2025-09-03 06:15
Modified
2025-09-05 16:45
Severity ?
Summary
Improper input validation with Exynos Fastboot USB Interface prior to SMR Apr-2023 Release 1 allows a physical attacker to execute arbitrary code in bootloader.
References
Impacted products
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"negate": false,
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"cveTags": [],
"descriptions": [
{
"lang": "en",
"value": "Improper input validation with Exynos Fastboot USB Interface prior to SMR Apr-2023 Release 1 allows a physical attacker to execute arbitrary code in bootloader."
}
],
"id": "CVE-2023-21473",
"lastModified": "2025-09-05T16:45:40.743",
"metrics": {
"cvssMetricV31": [
{
"cvssData": {
"attackComplexity": "HIGH",
"attackVector": "PHYSICAL",
"availabilityImpact": "HIGH",
"baseScore": 6.8,
"baseSeverity": "MEDIUM",
"confidentialityImpact": "HIGH",
"integrityImpact": "HIGH",
"privilegesRequired": "HIGH",
"scope": "CHANGED",
"userInteraction": "REQUIRED",
"vectorString": "CVSS:3.1/AV:P/AC:H/PR:H/UI:R/S:C/C:H/I:H/A:H",
"version": "3.1"
},
"exploitabilityScore": 0.2,
"impactScore": 6.0,
"source": "mobile.security@samsung.com",
"type": "Secondary"
}
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},
"published": "2025-09-03T06:15:40.933",
"references": [
{
"source": "mobile.security@samsung.com",
"tags": [
"Vendor Advisory"
],
"url": "https://security.samsungmobile.com/securityUpdate.smsb?year=2023\u0026month=04"
}
],
"sourceIdentifier": "mobile.security@samsung.com",
"vulnStatus": "Analyzed",
"weaknesses": [
{
"description": [
{
"lang": "en",
"value": "CWE-20"
}
],
"source": "134c704f-9b21-4f2e-91b3-4a467353bcc0",
"type": "Secondary"
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]
}
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Sightings
| Author | Source | Type | Date |
|---|
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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