CVE-2017-17668

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{"affected": [{"affectedData": [{"product": "n/a", "vendor": "n/a", "versions": [{"status": "affected", "version": "n/a"}]}], "source": "cve@mitre.org"}], "configurations": [{"nodes": [{"cpeMatch": [{"criteria": "cpe:2.3:o:ncr:s1_dispenser_controller_firmware:*:*:*:*:*:*:*:*", "matchCriteriaId": "D16E9485-2D83-44BB-BB02-24AFCF832DF2", "versionEndExcluding": "0x0156", "vulnerable": true}], "negate": false, "operator": "OR"}, {"cpeMatch": [{"criteria": "cpe:2.3:h:ncr:s1_dispenser_controller:-:*:*:*:*:*:*:*", "matchCriteriaId": "1A2433B1-C85A-45FF-9603-6D7E1D917E74", "vulnerable": false}], "negate": false, "operator": "OR"}], "operator": "AND"}], "cveTags": [], "descriptions": [{"lang": "en", "value": "Memory write mechanism in NCR S1 Dispenser controller before firmware version 0x0156 allows an unauthenticated user to upgrade or downgrade the firmware of the device, including to older versions with known vulnerabilities."}, {"lang": "es", "value": "El mecanismo de escritura en memoria de los controladores NCR S1 Dispenser, en versiones de firmware anteriores a 0x0156, permite que un usuario no autenticado actualice o degrade el firmware del dispositivo, incluyendo versiones m\u00e1s antiguas con vulnerabilidades conocidas."}], "id": "CVE-2017-17668", "lastModified": "2026-06-17T01:11:28.027", "metrics": {"cvssMetricV2": [{"acInsufInfo": false, "baseSeverity": "HIGH", "cvssData": {"accessComplexity": "LOW", "accessVector": "NETWORK", "authentication": "NONE", "availabilityImpact": "NONE", "baseScore": 7.8, "confidentialityImpact": "NONE", "integrityImpact": "COMPLETE", "vectorString": "AV:N/AC:L/Au:N/C:N/I:C/A:N", "version": "2.0"}, "exploitabilityScore": 10.0, "impactScore": 6.9, "obtainAllPrivilege": false, "obtainOtherPrivilege": false, "obtainUserPrivilege": false, "source": "nvd@nist.gov", "type": "Primary", "userInteractionRequired": false}], "cvssMetricV30": [{"cvssData": {"attackComplexity": "LOW", "attackVector": "NETWORK", "availabilityImpact": "NONE", "baseScore": 7.5, "baseSeverity": "HIGH", "confidentialityImpact": "NONE", "integrityImpact": "HIGH", "privilegesRequired": "NONE", "scope": "UNCHANGED", "userInteraction": "NONE", "vectorString": "CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:H/A:N", "version": "3.0"}, "exploitabilityScore": 3.9, "impactScore": 3.6, "source": "nvd@nist.gov", "type": "Primary"}]}, "published": "2018-03-20T14:29:00.350", "references": [{"source": "cve@mitre.org", "tags": ["Broken Link", "Vendor Advisory"], "url": "https://www.ncr.com/sites/default/files/ncr_security_alert_-_2018-04_v3.pdf"}, {"source": "af854a3a-2127-422b-91ae-364da2661108", "tags": ["Broken Link", "Vendor Advisory"], "url": "https://www.ncr.com/sites/default/files/ncr_security_alert_-_2018-04_v3.pdf"}], "sourceIdentifier": "cve@mitre.org", "vulnStatus": "Modified", "weaknesses": [{"description": [{"lang": "en", "value": "CWE-863"}], "source": "nvd@nist.gov", "type": "Primary"}]}

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