{"dataType": "CVE_RECORD", "dataVersion": "5.1", "cveMetadata": {"cveId": "CVE-2023-0750", "assignerOrgId": "455daabc-a392-441d-aa46-37d35189897c", "state": "PUBLISHED", "assignerShortName": "NCSC.ch", "dateReserved": "2023-02-08T15:13:56.962Z", "datePublished": "2023-04-06T13:12:11.304Z", "dateUpdated": "2024-08-02T05:24:34.129Z"}, "containers": {"cna": {"affected": [{"defaultStatus": "affected", "product": "Yellowbrik", "vendor": "Lynx Technik AG", "versions": [{"status": "affected", "version": "PEC 1864"}]}], "credits": [{"lang": "en", "type": "finder", "user": "00000000-0000-4000-9000-000000000000", "value": "Vincent Salvadori"}], "descriptions": [{"lang": "en", "supportingMedia": [{"base64": false, "type": "text/html", "value": "<div><div>Yellobrik PEC-1864 implements authentication checks via javascript in the frontend interface.&nbsp; When the device can be accessed over the network an attacker could bypass authentication.</div><div><br></div><div>This would allow an attacker to : <br><div><div>- Change the password, resulting in a DOS of the users</div><div>- Change the streaming source, compromising the integrity of the stream</div><div>- Change the streaming destination, compromising the confidentiality of the stream<br></div></div></div></div><p>This issue affects Yellowbrik: PEC 1864. No patch has been issued by the manufacturer as this model was discontinued.</p><p><br></p><p></p><div><br></div><br><p></p>"}], "value": "Yellobrik PEC-1864 implements authentication checks via javascript in the frontend interface.\u00a0 When the device can be accessed over the network an attacker could bypass authentication.\n\n\n\n\nThis would allow an attacker to : \n- Change the password, resulting in a DOS of the users\n\n- Change the streaming source, compromising the integrity of the stream\n\n- Change the streaming destination, compromising the confidentiality of the stream\n\n\n\n\n\n\n\n\nThis issue affects Yellowbrik: PEC 1864. No patch has been issued by the manufacturer as this model was discontinued.\n\n\n\n\n\n\n\n\n\n\n\n\n"}], "impacts": [{"capecId": "CAPEC-115", "descriptions": [{"lang": "en", "value": "CAPEC-115 Authentication Bypass"}]}], "metrics": [{"cvssV3_1": {"attackComplexity": "LOW", "attackVector": "NETWORK", "availabilityImpact": "HIGH", "baseScore": 9.8, "baseSeverity": "CRITICAL", "confidentialityImpact": "HIGH", "integrityImpact": "HIGH", "privilegesRequired": "NONE", "scope": "UNCHANGED", "userInteraction": "NONE", "vectorString": "CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H", "version": "3.1"}, "format": "CVSS", "scenarios": [{"lang": "en", "value": "GENERAL"}]}], "problemTypes": [{"descriptions": [{"cweId": "CWE-602", "description": "CWE-602: Client-Side Enforcement of Server-Side Security", "lang": "en", "type": "CWE"}]}], "providerMetadata": {"orgId": "455daabc-a392-441d-aa46-37d35189897c", "shortName": "NCSC.ch", "dateUpdated": "2023-04-06T13:12:11.304Z"}, "references": [{"url": "https://support.lynx-technik.com/support/solutions/articles/1000317081-pec-1864-web-ui-for-configuration"}], "source": {"discovery": "EXTERNAL"}, "title": "Yellowbrik PEC-1864 authentication bypass", "workarounds": [{"lang": "en", "supportingMedia": [{"base64": false, "type": "text/html", "value": "<div><div>isolate the PEC-1864 behind a firewall disallowing any traffic on the web interface, do not allow access from internet.<br></div></div><br>"}], "value": "isolate the PEC-1864 behind a firewall disallowing any traffic on the web interface, do not allow access from internet.\n\n\n\n\n\n"}], "x_generator": {"engine": "Vulnogram 0.1.0-dev"}}, "adp": [{"providerMetadata": {"orgId": "af854a3a-2127-422b-91ae-364da2661108", "shortName": "CVE", "dateUpdated": "2024-08-02T05:24:34.129Z"}, "title": "CVE Program Container", "references": [{"url": "https://support.lynx-technik.com/support/solutions/articles/1000317081-pec-1864-web-ui-for-configuration", "tags": ["x_transferred"]}]}]}}

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{"configurations": [{"nodes": [{"cpeMatch": [{"criteria": "cpe:2.3:o:lynx-technik:yellobrik_pec_1864_firmware:-:*:*:*:*:*:*:*", "matchCriteriaId": "77D15174-B673-4FC9-A6A1-3AFCF7887840", "vulnerable": true}], "negate": false, "operator": "OR"}, {"cpeMatch": [{"criteria": "cpe:2.3:h:lynx-technik:yellobrik_pec_1864:-:*:*:*:*:*:*:*", "matchCriteriaId": "3DE5B4F1-4DFB-4FD3-92D5-43152E93ACAD", "vulnerable": false}], "negate": false, "operator": "OR"}], "operator": "AND"}], "cveTags": [], "descriptions": [{"lang": "en", "value": "Yellobrik PEC-1864 implements authentication checks via javascript in the frontend interface.\u00a0 When the device can be accessed over the network an attacker could bypass authentication.\n\n\n\n\nThis would allow an attacker to : \n- Change the password, resulting in a DOS of the users\n\n- Change the streaming source, compromising the integrity of the stream\n\n- Change the streaming destination, compromising the confidentiality of the stream\n\n\n\n\n\n\n\n\nThis issue affects Yellowbrik: PEC 1864. No patch has been issued by the manufacturer as this model was discontinued.\n\n\n\n\n\n\n\n\n\n\n\n\n"}], "id": "CVE-2023-0750", "lastModified": "2023-11-07T04:01:23.230", "metrics": {"cvssMetricV31": [{"cvssData": {"attackComplexity": "LOW", "attackVector": "NETWORK", "availabilityImpact": "HIGH", "baseScore": 9.8, "baseSeverity": "CRITICAL", "confidentialityImpact": "HIGH", "integrityImpact": "HIGH", "privilegesRequired": "NONE", "scope": "UNCHANGED", "userInteraction": "NONE", "vectorString": "CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H", "version": "3.1"}, "exploitabilityScore": 3.9, "impactScore": 5.9, "source": "nvd@nist.gov", "type": "Primary"}, {"cvssData": {"attackComplexity": "LOW", "attackVector": "NETWORK", "availabilityImpact": "HIGH", "baseScore": 9.8, "baseSeverity": "CRITICAL", "confidentialityImpact": "HIGH", "integrityImpact": "HIGH", "privilegesRequired": "NONE", "scope": "UNCHANGED", "userInteraction": "NONE", "vectorString": "CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H", "version": "3.1"}, "exploitabilityScore": 3.9, "impactScore": 5.9, "source": "vulnerability@ncsc.ch", "type": "Secondary"}]}, "published": "2023-04-06T14:15:07.913", "references": [{"source": "vulnerability@ncsc.ch", "tags": ["Vendor Advisory"], "url": "https://support.lynx-technik.com/support/solutions/articles/1000317081-pec-1864-web-ui-for-configuration"}], "sourceIdentifier": "vulnerability@ncsc.ch", "vulnStatus": "Modified", "weaknesses": [{"description": [{"lang": "en", "value": "CWE-311"}], "source": "nvd@nist.gov", "type": "Primary"}, {"description": [{"lang": "en", "value": "CWE-602"}], "source": "vulnerability@ncsc.ch", "type": "Secondary"}]}

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