vde-2022-006
MEDIUM CVSS 6.5 csaf_endresshauserag
Description
Possible memory corruption in BT controller when it receives an oversized LMP packet over 2-DH1 link and leads to denial of service.
Timeline
- Published
- 2022-03-24 10:48 UTC
- Last Modified
- 2022-03-24
CVSS Details
CVSS details not available.
Affected Products
No product information available.
Weaknesses (CWE)
References
No references available.
Linked Vulnerabilities
No linked vulnerabilities found.
{
"document": {
"acknowledgments": [
{
"organization": "CERT@VDE",
"summary": "coordination",
"urls": [
"https://certvde.com"
]
}
],
"category": "csaf_security_advisory",
"csaf_version": "2.0",
"distribution": {
"tlp": {
"label": "WHITE",
"url": "https://www.first.org/tlp/"
}
},
"lang": "en-GB",
"notes": [
{
"category": "summary",
"text": "Possible memory corruption in BT controller when it receives an oversized LMP packet over 2-DH1 link and leads to denial of service.",
"title": "Summary"
},
{
"category": "description",
"text": "Please consult the CVE entry above.",
"title": "Impact"
},
{
"category": "description",
"text": "Endress+Hauser recommends using the FieldPort SFP50 only in secure environment and to allow access tothe devices only to authorized persons.",
"title": "Mitigation"
},
{
"category": "description",
"text": "Currently no fix planned from chip supplier.",
"title": "Remediation"
}
],
"publisher": {
"category": "vendor",
"contact_details": "psirt@endress.com",
"name": "Endress+Hauser AG",
"namespace": "https://www.endress.com"
},
"references": [
{
"category": "self",
"summary": "VDE-2022-006: Endress+Hauser: FieldPort SFP50 Memory Corruption in Bluetooth Controller Firmware - HTML",
"url": "https://certvde.com/en/advisories/VDE-2022-006/"
},
{
"category": "self",
"summary": "VDE-2022-006: Endress+Hauser: FieldPort SFP50 Memory Corruption in Bluetooth Controller Firmware - CSAF",
"url": "https://endress-hauser.csaf-tp.certvde.com/.well-known/csaf/white/2022/vde-2022-006.json"
},
{
"category": "external",
"summary": "Vendor PSIRT",
"url": "https://www.endress.com"
},
{
"category": "external",
"summary": "CERT@VDE Security Advisories for Endress+Hauser AG",
"url": "https://certvde.com/en/advisories/vendor/endress-hauser/"
}
],
"title": "Endress+Hauser: FieldPort SFP50 Memory Corruption in Bluetooth Controller Firmware",
"tracking": {
"aliases": [
"VDE-2022-006"
],
"current_release_date": "2022-03-24T10:48:00.000Z",
"generator": {
"date": "2025-04-28T08:42:41.132Z",
"engine": {
"name": "Secvisogram",
"version": "2.5.24"
}
},
"id": "VDE-2022-006",
"initial_release_date": "2022-03-24T10:48:00.000Z",
"revision_history": [
{
"date": "2022-03-24T10:48:00.000Z",
"number": "1",
"summary": "Initial revision."
}
],
"status": "final",
"version": "1"
}
},
"product_tree": {
"branches": [
{
"branches": [
{
"branches": [
{
"category": "product_name",
"name": "FieldPort SFP50 (mobiLink)",
"product": {
"name": "FieldPort SFP50 (mobiLink)",
"product_id": "CSAFPID-11001",
"product_identification_helper": {
"model_numbers": [
"SFP50-*"
]
}
}
},
{
"category": "product_name",
"name": "mobiLink Bluetooth and USB modem in bundle with Field Xpert SMT50",
"product": {
"name": "mobiLink Bluetooth and USB modem in bundle with Field Xpert SMT50",
"product_id": "CSAFPID-11002",
"product_identification_helper": {
"model_numbers": [
"SMT50-*MH"
]
}
}
},
{
"category": "product_name",
"name": "mobiLink Bluetooth and USB modem in bundle with Field Xpert SMT70",
"product": {
"name": "mobiLink Bluetooth and USB modem in bundle with Field Xpert SMT70",
"product_id": "CSAFPID-11003",
"product_identification_helper": {
"model_numbers": [
"SMT70-*MH",
"SMT70-*+MH"
]
}
}
},
{
"category": "product_name",
"name": "mobiLink Bluetooth and USB modem in bundle with Field Xpert SMT77",
"product": {
"name": "mobiLink Bluetooth and USB modem in bundle with Field Xpert SMT77",
"product_id": "CSAFPID-11004",
"product_identification_helper": {
"model_numbers": [
"SMT77-*+MH",
"SMT77-*MH"
]
}
}
},
{
"category": "product_name",
"name": "mobiLink BT and USB modem CN+KR in bundle with Field Xpert SMT70",
"product": {
"name": "mobiLink BT and USB modem CN+KR in bundle with Field Xpert SMT70",
"product_id": "CSAFPID-11005",
"product_identification_helper": {
"model_numbers": [
"SMT70-*MJ",
"SMT70-*+MJ"
]
}
}
},
{
"category": "product_name",
"name": "mobiLink BT and USB modem CN+KR in bundle with Field Xpert SMT77",
"product": {
"name": "mobiLink BT and USB modem CN+KR in bundle with Field Xpert SMT77",
"product_id": "CSAFPID-11006",
"product_identification_helper": {
"model_numbers": [
"SMT77-*+MJ",
"SMT77-*MJ"
]
}
}
}
],
"category": "product_family",
"name": "Hardware"
},
{
"branches": [
{
"category": "product_version_range",
"name": "1.31<=1.40",
"product": {
"name": "Firmware 1.31<=1.40",
"product_id": "CSAFPID-21001"
}
}
],
"category": "product_family",
"name": "Firmware"
}
],
"category": "vendor",
"name": "Endress+Hauser"
}
],
"product_groups": [
{
"group_id": "CSAFGID-0001",
"product_ids": [
"CSAFPID-31001",
"CSAFPID-31002",
"CSAFPID-31003",
"CSAFPID-31004",
"CSAFPID-31005",
"CSAFPID-31006"
],
"summary": "Affected products."
}
],
"relationships": [
{
"category": "installed_on",
"full_product_name": {
"name": "Firmware 1.31<=1.40 installed on FieldPort SFP50 (mobiLink)",
"product_id": "CSAFPID-31001"
},
"product_reference": "CSAFPID-21001",
"relates_to_product_reference": "CSAFPID-11001"
},
{
"category": "installed_on",
"full_product_name": {
"name": "Firmware 1.31<=1.40 installed on mobiLink Bluetooth and USB modem in bundle with Field Xpert SMT50",
"product_id": "CSAFPID-31002"
},
"product_reference": "CSAFPID-21001",
"relates_to_product_reference": "CSAFPID-11002"
},
{
"category": "installed_on",
"full_product_name": {
"name": "Firmware 1.31<=1.40 installed on mobiLink Bluetooth and USB modem in bundle with Field Xpert SMT70",
"product_id": "CSAFPID-31003"
},
"product_reference": "CSAFPID-21001",
"relates_to_product_reference": "CSAFPID-11003"
},
{
"category": "installed_on",
"full_product_name": {
"name": "Firmware 1.31<=1.40 installed on mobiLink Bluetooth and USB modem in bundle with Field Xpert SMT70",
"product_id": "CSAFPID-31004"
},
"product_reference": "CSAFPID-21001",
"relates_to_product_reference": "CSAFPID-11004"
},
{
"category": "installed_on",
"full_product_name": {
"name": "Firmware 1.31<=1.40 installed on mobiLink Bluetooth and USB modem in bundle with Field Xpert SMT77",
"product_id": "CSAFPID-31005"
},
"product_reference": "CSAFPID-21001",
"relates_to_product_reference": "CSAFPID-11005"
},
{
"category": "installed_on",
"full_product_name": {
"name": "Firmware 1.31<=1.40 installed on mobiLink Bluetooth and USB modem in bundle with Field Xpert SMT77",
"product_id": "CSAFPID-31006"
},
"product_reference": "CSAFPID-21001",
"relates_to_product_reference": "CSAFPID-11006"
}
]
},
"vulnerabilities": [
{
"cve": "CVE-2021-35093",
"cwe": {
"id": "CWE-787",
"name": "Out-of-bounds Write"
},
"notes": [
{
"category": "description",
"text": "Possible memory corruption in BT controller when it receives an oversized LMP packet over 2-DH1 link and leads to denial of service in BlueCore",
"title": "Vulnerability Description"
}
],
"product_status": {
"known_affected": [
"CSAFPID-31001",
"CSAFPID-31002",
"CSAFPID-31003",
"CSAFPID-31004",
"CSAFPID-31005",
"CSAFPID-31006"
]
},
"remediations": [
{
"category": "mitigation",
"details": "Endress+Hauser recommends using the FieldPort SFP50 only in secure environment and to allow access tothe devices only to authorized persons.",
"group_ids": [
"CSAFGID-0001"
]
},
{
"category": "no_fix_planned",
"details": "Currently no fix planned from chip supplier.",
"group_ids": [
"CSAFGID-0001"
]
}
],
"scores": [
{
"cvss_v3": {
"attackComplexity": "LOW",
"attackVector": "ADJACENT_NETWORK",
"availabilityImpact": "HIGH",
"baseScore": 6.5,
"baseSeverity": "MEDIUM",
"confidentialityImpact": "NONE",
"environmentalScore": 6.5,
"environmentalSeverity": "MEDIUM",
"integrityImpact": "NONE",
"privilegesRequired": "NONE",
"scope": "UNCHANGED",
"temporalScore": 6.5,
"temporalSeverity": "MEDIUM",
"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"
},
"products": [
"CSAFPID-31001",
"CSAFPID-31002",
"CSAFPID-31003",
"CSAFPID-31004",
"CSAFPID-31005",
"CSAFPID-31006"
]
}
],
"title": "CVE-2021-35093"
}
]
}