CVE-2026-42808

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{"dataType": "CVE_RECORD", "dataVersion": "5.2", "cveMetadata": {"cveId": "CVE-2026-42808", "assignerOrgId": "c95f66b2-7e7c-41c5-8f09-6f86ec68659c", "state": "PUBLISHED", "assignerShortName": "bosch", "dateReserved": "2026-04-30T08:03:11.875Z", "datePublished": "2026-09-10T09:05:36.803Z", "dateUpdated": "2026-09-10T13:17:41.450Z"}, "containers": {"cna": {"providerMetadata": {"orgId": "c95f66b2-7e7c-41c5-8f09-6f86ec68659c", "shortName": "bosch", "dateUpdated": "2026-09-10T09:05:36.803Z"}, "descriptions": [{"lang": "en", "value": "An issue was discovered in Bosch Sensortec COINES_SDK versions 2.0 through 2.11.\u00a0\r\n\r\nThe host streaming API function {{coines_read_stream_sensor_data()}} fails to validate the boundaries of the caller-provided destination buffer.\r\n\r\nInternally, the stream processing mechanism in {{comm_intf_process_stream_response()}} discards the requested {{number_of_samples}} argument and copies the entirety of the streaming ring buffer's accumulated data into {{coines_stream_rsp_buf}}.\r\n\r\nSubsequently, {{coines_read_stream_sensor_data()}} unconditionally executes a {{memcpy}} of the ring buffer size into the caller-provided buffer without verifying if the destination memory allocation is large enough.\r\n\r\nA malicious or compromised hardware board connected via USB or BLE can exploit this by streaming a high volume of sensor samples, causing a heap or stack-based buffer overflow on the host desktop environment.\r\n\r\nThis can result in a Denial of Service (DoS) or potential arbitrary code execution on the host machine."}], "affected": [{"vendor": "Bosch Sensortec", "product": "COINES_SDK", "versions": [{"version": "2.0", "status": "affected", "versionType": "custom", "lessThanOrEqual": "2.11"}]}], "problemTypes": [{"descriptions": [{"lang": "en-US", "description": "CWE-120 Buffer Copy without Checking Size of Input ('Classic Buffer Overflow')", "cweId": "CWE-120"}]}], "references": [{"url": "https://psirt.bosch.com/security-advisories/BOSCH-SA-223618.html", "name": "https://psirt.bosch.com/security-advisories/BOSCH-SA-223618.html", "tags": ["vendor-advisory"]}], "metrics": [{"cvssV3_1": {"version": "3.1", "vectorString": "CVSS:3.1/AV:P/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H", "attackVector": "PHYSICAL", "attackComplexity": "LOW", "privilegesRequired": "NONE", "userInteraction": "NONE", "scope": "UNCHANGED", "confidentialityImpact": "HIGH", "integrityImpact": "HIGH", "availabilityImpact": "HIGH", "baseScore": 6.8, "baseSeverity": "MEDIUM"}}]}, "adp": [{"title": "CISA ADP Vulnrichment", "metrics": [{"other": {"type": "ssvc", "content": {"id": "CVE-2026-42808", "role": "CISA Coordinator", "options": [{"Exploitation": "none"}, {"Automatable": "no"}, {"Technical Impact": "total"}], "version": "2.0.3", "timestamp": "2026-09-10T13:17:29.757002Z"}}}], "providerMetadata": {"orgId": "134c704f-9b21-4f2e-91b3-4a467353bcc0", "shortName": "CISA-ADP", "dateUpdated": "2026-09-10T13:17:38.096Z"}}]}}

{"affected": [{"affectedData": [{"product": "COINES_SDK", "vendor": "Bosch Sensortec", "versions": [{"lessThanOrEqual": "2.11", "status": "affected", "version": "2.0", "versionType": "custom"}]}], "source": "psirt@bosch.com"}], "cveTags": [], "descriptions": [{"lang": "en", "value": "An issue was discovered in Bosch Sensortec COINES_SDK versions 2.0 through 2.11.\u00a0\r\n\r\nThe host streaming API function {{coines_read_stream_sensor_data()}} fails to validate the boundaries of the caller-provided destination buffer.\r\n\r\nInternally, the stream processing mechanism in {{comm_intf_process_stream_response()}} discards the requested {{number_of_samples}} argument and copies the entirety of the streaming ring buffer's accumulated data into {{coines_stream_rsp_buf}}.\r\n\r\nSubsequently, {{coines_read_stream_sensor_data()}} unconditionally executes a {{memcpy}} of the ring buffer size into the caller-provided buffer without verifying if the destination memory allocation is large enough.\r\n\r\nA malicious or compromised hardware board connected via USB or BLE can exploit this by streaming a high volume of sensor samples, causing a heap or stack-based buffer overflow on the host desktop environment.\r\n\r\nThis can result in a Denial of Service (DoS) or potential arbitrary code execution on the host machine."}], "id": "CVE-2026-42808", "lastModified": "2026-09-10T15:43:03.760", "metrics": {"cvssMetricV31": [{"cvssData": {"attackComplexity": "LOW", "attackVector": "PHYSICAL", "availabilityImpact": "HIGH", "baseScore": 6.8, "baseSeverity": "MEDIUM", "confidentialityImpact": "HIGH", "integrityImpact": "HIGH", "privilegesRequired": "NONE", "scope": "UNCHANGED", "userInteraction": "NONE", "vectorString": "CVSS:3.1/AV:P/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H", "version": "3.1"}, "exploitabilityScore": 0.9, "impactScore": 5.9, "source": "psirt@bosch.com", "type": "Secondary"}], "ssvcV203": [{"source": "134c704f-9b21-4f2e-91b3-4a467353bcc0", "ssvcData": {"id": "CVE-2026-42808", "options": [{"exploitation": "none"}, {"automatable": "no"}, {"technicalImpact": "total"}], "role": "CISA Coordinator", "timestamp": "2026-09-10T13:17:29.757002Z", "version": "2.0.3"}}]}, "published": "2026-09-10T09:17:02.367", "references": [{"source": "psirt@bosch.com", "url": "https://psirt.bosch.com/security-advisories/BOSCH-SA-223618.html"}], "sourceIdentifier": "psirt@bosch.com", "vulnStatus": "Awaiting Analysis", "weaknesses": [{"description": [{"lang": "en", "value": "CWE-120"}], "source": "psirt@bosch.com", "type": "Secondary"}]}

{}

{"affected": [{"configurations": [{"platform": null, "status": "affected", "versions": {"scheme": "generic", "value": "[2.0,2.11]"}}], "enrichment": {"confidence": 100.0, "confidence_source": "cna", "scores": [{"score": 100.0, "source": "cna"}]}, "original": {"product": "COINES_SDK", "source": "cna", "vendor": "Bosch Sensortec"}, "product": "coines_sdk", "vendor": "bosch_sensortec"}], "created": "2026-09-10T10:30:04.677266+00:00", "title": "Buffer Overflow in Bosch COINES SDK Streaming API", "updated": "2026-09-13T20:01:22.856250+00:00", "vendors": ["bosch_sensortec", "bosch_sensortec$PRODUCT$coines_sdk"]}