{"id":"CVE-2023-42135","state":"PUBLISHED","title":"PAX A920Pro/A50 devices with PayDroid_8.1.0_Sagittarius_V11.1.50_20230614 or earlier can allow local code execution via parameter injection by bypassing the input validation when f","description":"PAX A920Pro/A50 devices with PayDroid_8.1.0_Sagittarius_V11.1.50_20230614 or earlier can allow local code execution via parameter injection by bypassing the input validation when flashing a specific partition. \n\n\n\n\n\nThe attacker must have physical USB access to the device in order to exploit this vulnerability.","publishedAt":"2024-01-15T13:28:55.478Z","updatedAt":"2025-06-17T21:09:22.557Z","severity":{"score":6.8,"label":"Medium","version":"3.1","vector":"CVSS:3.1/AV:P/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H","source":"CERT-PL"},"assigner":"CERT-PL","products":["PAX Technology A920 Pro","PAX Technology A50"],"affected":[{"vendor":"PAX Technology","product":"A920 Pro","defaultStatus":"unaffected","versions":[{"version":"0","status":"affected","lessThanOrEqual":"11.1.50_20230614","versionType":"custom"}]},{"vendor":"PAX Technology","product":"A50","defaultStatus":"unaffected","versions":[{"version":"0","status":"affected","lessThanOrEqual":"11.1.50_20230614","versionType":"custom"}]}],"references":["https://ppn.paxengine.com/release/development","https://blog.stmcyber.com/pax-pos-cves-2023/","https://cert.pl/en/posts/2024/01/CVE-2023-4818/","https://cert.pl/posts/2024/01/CVE-2023-4818/"],"weaknesses":["CWE-74"],"ingestedAt":"2026-10-29T20:06:17.512Z","source":{"repository":"CVEProject/cvelistV5","path":"cves/2023/42xxx/CVE-2023-42135.json","commit":"556c9d3a8cd17e218bb8e452ba7cd619a384ff47"},"raw":{"dataType":"CVE_RECORD","dataVersion":"5.1","cveMetadata":{"cveId":"CVE-2023-42135","state":"PUBLISHED","datePublished":"2024-01-15T13:28:55.478Z","dateUpdated":"2025-06-17T21:09:22.557Z","assignerShortName":"CERT-PL","assignerOrgId":"4bb8329e-dd38-46c1-aafb-9bf32bcb93c6","dateReserved":"2023-09-07T13:17:57.372Z"},"containers":{"cna":{"descriptions":[{"lang":"en","value":"PAX A920Pro/A50 devices with PayDroid_8.1.0_Sagittarius_V11.1.50_20230614 or earlier can allow local code execution via parameter injection by bypassing the input validation when flashing a specific partition. \n\n\n\n\n\nThe attacker must have physical USB access to the device in order to exploit this vulnerability."}],"affected":[{"vendor":"PAX Technology","product":"A920 Pro","defaultStatus":"unaffected","versions":[{"version":"0","status":"affected","lessThanOrEqual":"11.1.50_20230614","versionType":"custom"}]},{"vendor":"PAX Technology","product":"A50","defaultStatus":"unaffected","versions":[{"version":"0","status":"affected","lessThanOrEqual":"11.1.50_20230614","versionType":"custom"}]}],"references":[{"url":"https://ppn.paxengine.com/release/development","tags":["vendor-advisory"]},{"url":"https://blog.stmcyber.com/pax-pos-cves-2023/","tags":["technical-description"]},{"url":"https://cert.pl/en/posts/2024/01/CVE-2023-4818/","tags":["third-party-advisory"]},{"url":"https://cert.pl/posts/2024/01/CVE-2023-4818/","tags":["third-party-advisory"]}],"metrics":[{"cvssV3_1":{"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"},"format":"CVSS","scenarios":[{"lang":"en","value":"GENERAL"}]}],"problemTypes":[{"descriptions":[{"cweId":"CWE-74","description":"CWE-74 Improper Neutralization of Special Elements in Output Used by a Downstream Component ('Injection')","lang":"en","type":"CWE"}]}],"providerMetadata":{"shortName":"CERT-PL","orgId":"4bb8329e-dd38-46c1-aafb-9bf32bcb93c6","dateUpdated":"2024-10-10T15:35:54.082Z"},"credits":[{"lang":"en","type":"finder","user":"00000000-0000-4000-9000-000000000000","value":"Hubert Jasudowicz, Adam Kliś and other members of STM Cyber R&D team"}],"datePublic":"2024-01-15T11:00:00.000Z","impacts":[{"capecId":"CAPEC-549","descriptions":[{"lang":"en","value":"CAPEC-549 Local Execution of Code"}]}],"source":{"discovery":"UNKNOWN"},"x_generator":{"engine":"Vulnogram 0.1.0-dev"}},"adp":[{"title":"CVE Program Container","references":[{"url":"https://ppn.paxengine.com/release/development","tags":["vendor-advisory","x_transferred"]},{"url":"https://blog.stmcyber.com/pax-pos-cves-2023/","tags":["technical-description","x_transferred"]},{"url":"https://cert.pl/en/posts/2024/01/CVE-2023-4818/","tags":["third-party-advisory","x_transferred"]},{"url":"https://cert.pl/posts/2024/01/CVE-2023-4818/","tags":["third-party-advisory","x_transferred"]}],"providerMetadata":{"shortName":"CVE","orgId":"af854a3a-2127-422b-91ae-364da2661108","dateUpdated":"2024-08-02T19:16:50.611Z"}},{"title":"CISA ADP Vulnrichment","metrics":[{"other":{"type":"ssvc","content":{"id":"CVE-2023-42135","role":"CISA Coordinator","options":[{"Exploitation":"poc"},{"Automatable":"no"},{"Technical Impact":"total"}],"version":"2.0.3","timestamp":"2024-01-16T15:48:04.937541Z"}}}],"providerMetadata":{"shortName":"CISA-ADP","orgId":"134c704f-9b21-4f2e-91b3-4a467353bcc0","dateUpdated":"2025-06-17T21:09:22.557Z"}}]}}}