{"id":"CVE-2023-33237","state":"PUBLISHED","title":"Authentication Bypass Without Administrator Privilege","description":"TN-5900 Series firmware version v3.3 and prior is vulnerable to improper-authentication vulnerability. This vulnerability arises from inadequate authentication measures implemented in the web API handler, allowing low-privileged APIs to execute restricted actions that only high-privileged APIs are allowed This presents a potential risk of unauthorized exploitation by malicious actors.","publishedAt":"2023-08-17T01:50:53.625Z","updatedAt":"2024-10-28T06:01:08.088Z","severity":{"score":8.8,"label":"High","version":"3.1","vector":"CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H","source":"Moxa"},"assigner":"Moxa","products":["Moxa TN-5900 Series"],"affected":[{"vendor":"Moxa","product":"TN-5900 Series","defaultStatus":"unaffected","versions":[{"version":"1.0","status":"affected","lessThanOrEqual":"3.3","versionType":"custom"}]}],"references":["https://www.moxa.com/en/support/product-support/security-advisory/mpsa-230402-tn-5900-and-tn-4900-series-web-server-multiple-vulnerabilities"],"weaknesses":["CWE-863"],"ingestedAt":"2026-10-29T20:06:00.499Z","source":{"repository":"CVEProject/cvelistV5","path":"cves/2023/33xxx/CVE-2023-33237.json","commit":"556c9d3a8cd17e218bb8e452ba7cd619a384ff47"},"raw":{"dataType":"CVE_RECORD","dataVersion":"5.1","cveMetadata":{"cveId":"CVE-2023-33237","state":"PUBLISHED","datePublished":"2023-08-17T01:50:53.625Z","dateUpdated":"2024-10-28T06:01:08.088Z","assignerShortName":"Moxa","assignerOrgId":"2e0a0ee2-d866-482a-9f5e-ac03d156dbaa","dateReserved":"2023-05-19T02:30:16.483Z"},"containers":{"cna":{"title":"Authentication Bypass Without Administrator Privilege","descriptions":[{"lang":"en","value":"TN-5900 Series firmware version v3.3 and prior is vulnerable to improper-authentication vulnerability. This vulnerability arises from inadequate authentication measures implemented in the web API handler, allowing low-privileged APIs to execute restricted actions that only high-privileged APIs are allowed This presents a potential risk of unauthorized exploitation by malicious actors."}],"affected":[{"vendor":"Moxa","product":"TN-5900 Series","defaultStatus":"unaffected","versions":[{"version":"1.0","status":"affected","lessThanOrEqual":"3.3","versionType":"custom"}]}],"references":[{"url":"https://www.moxa.com/en/support/product-support/security-advisory/mpsa-230402-tn-5900-and-tn-4900-series-web-server-multiple-vulnerabilities","tags":["vendor-advisory"]}],"metrics":[{"cvssV3_1":{"attackComplexity":"LOW","attackVector":"NETWORK","availabilityImpact":"HIGH","baseScore":8.8,"baseSeverity":"HIGH","confidentialityImpact":"HIGH","integrityImpact":"HIGH","privilegesRequired":"LOW","scope":"UNCHANGED","userInteraction":"NONE","vectorString":"CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H","version":"3.1"},"format":"CVSS","scenarios":[{"lang":"en","value":"GENERAL"}]}],"problemTypes":[{"descriptions":[{"cweId":"CWE-863","description":"CWE-863 Incorrect Authorization","lang":"en","type":"CWE"}]}],"providerMetadata":{"shortName":"Moxa","orgId":"2e0a0ee2-d866-482a-9f5e-ac03d156dbaa","dateUpdated":"2024-10-28T06:01:08.088Z"},"impacts":[{"capecId":"CAPEC-115","descriptions":[{"lang":"en","value":"CAPEC-115 Authentication Bypass"}]}],"solutions":[{"lang":"en","supportingMedia":[{"base64":false,"type":"text/html","value":"Moxa has developed appropriate solution to address the vulnerability. The solution for affected products is shown below:<br><ul><li>TN-5900 Series: Please upgrade to firmware v3.4 or higher.</li></ul>"}],"value":"Moxa has developed appropriate solution to address the vulnerability. The solution for affected products is shown below:\n  *  TN-5900 Series: Please upgrade to firmware v3.4 or higher."}],"source":{"discovery":"EXTERNAL"},"x_generator":{"engine":"Vulnogram 0.1.0-dev"}},"adp":[{"title":"CVE Program Container","references":[{"url":"https://www.moxa.com/en/support/product-support/security-advisory/mpsa-230402-tn-5900-and-tn-4900-series-web-server-multiple-vulnerabilities","tags":["vendor-advisory","x_transferred"]}],"providerMetadata":{"shortName":"CVE","orgId":"af854a3a-2127-422b-91ae-364da2661108","dateUpdated":"2024-08-02T15:39:35.732Z"}},{"title":"CISA ADP Vulnrichment","affected":[{"vendor":"moxa","product":"tn-5900","defaultStatus":"unknown","versions":[{"version":"1.0","status":"affected","lessThanOrEqual":"3.3","versionType":"custom"}],"cpes":["cpe:2.3:h:moxa:tn-5900:-:*:*:*:*:*:*:*"]}],"metrics":[{"other":{"type":"ssvc","content":{"timestamp":"2024-10-08T18:10:14.937858Z","id":"CVE-2023-33237","options":[{"Exploitation":"none"},{"Automatable":"no"},{"Technical Impact":"total"}],"role":"CISA Coordinator","version":"2.0.3"}}}],"providerMetadata":{"shortName":"CISA-ADP","orgId":"134c704f-9b21-4f2e-91b3-4a467353bcc0","dateUpdated":"2024-10-08T18:11:57.333Z"}}]}}}