{"schemaVersion":3,"id":"CVE-2023-27823","aliases":[],"status":"published","duplicateOf":null,"title":null,"description":"An authentication bypass in Optoma 1080PSTX C02 allows an attacker to access the administration console without valid credentials.","dates":{"published":"2023-05-12T00:00:00.000Z","modified":"2026-07-09T00:24:47.696Z","reserved":null,"kevAdded":[],"kevDue":[]},"cvss":{"headline":{"score":9.8,"severity":"critical","version":"3.1","versionLabel":"v3.1","source":"CVE.org","vector":"CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H","computed":false,"selection":"backend-summary"},"metrics":[{"version":"3.1","versionLabel":"v3.1","source":"CVE.org","score":9.8,"severity":"critical","vector":"CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H","exploitability":null,"impact":null,"computed":false},{"version":"3.1","versionLabel":"v3.1","source":"NVD","score":9.8,"severity":"critical","vector":"CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H","exploitability":null,"impact":null,"computed":false}]},"epss":{"probability":0.53593,"percentile":0.98988,"severity":"critical","asOf":"2026-10-20T00:00:00.000Z","change":{"pp":0,"baselineDate":"2026-09-20T00:00:00.000Z","baselineScore":0.53593},"history":[{"date":"2026-09-14T00:00:00.000Z","score":0.53593,"percentile":null},{"date":"2026-09-15T00:00:00.000Z","score":0.53593,"percentile":null},{"date":"2026-09-16T00:00:00.000Z","score":0.53593,"percentile":null},{"date":"2026-09-17T00:00:00.000Z","score":0.53593,"percentile":null},{"date":"2026-09-18T00:00:00.000Z","score":0.53593,"percentile":null},{"date":"2026-09-19T00:00:00.000Z","score":0.53593,"percentile":null},{"date":"2026-09-20T00:00:00.000Z","score":0.53593,"percentile":null},{"date":"2026-09-21T00:00:00.000Z","score":0.53593,"percentile":null},{"date":"2026-09-22T00:00:00.000Z","score":0.53593,"percentile":null},{"date":"2026-09-23T00:00:00.000Z","score":0.53593,"percentile":null},{"date":"2026-09-24T00:00:00.000Z","score":0.53593,"percentile":null},{"date":"2026-09-25T00:00:00.000Z","score":0.53593,"percentile":null},{"date":"2026-09-26T00:00:00.000Z","score":0.53593,"percentile":null},{"date":"2026-09-27T00:00:00.000Z","score":0.53593,"percentile":null},{"date":"2026-09-28T00:00:00.000Z","score":0.53593,"percentile":null},{"date":"2026-09-29T00:00:00.000Z","score":0.53593,"percentile":null},{"date":"2026-09-30T00:00:00.000Z","score":0.53593,"percentile":null},{"date":"2026-10-01T00:00:00.000Z","score":0.53593,"percentile":null},{"date":"2026-10-02T00:00:00.000Z","score":0.53593,"percentile":null},{"date":"2026-10-03T00:00:00.000Z","score":0.53593,"percentile":null},{"date":"2026-10-04T00:00:00.000Z","score":0.53593,"percentile":null},{"date":"2026-10-05T00:00:00.000Z","score":0.53593,"percentile":null},{"date":"2026-10-06T00:00:00.000Z","score":0.53593,"percentile":null},{"date":"2026-10-07T00:00:00.000Z","score":0.53593,"percentile":null},{"date":"2026-10-08T00:00:00.000Z","score":0.53593,"percentile":null},{"date":"2026-10-09T00:00:00.000Z","score":0.53593,"percentile":null},{"date":"2026-10-10T00:00:00.000Z","score":0.53593,"percentile":null},{"date":"2026-10-11T00:00:00.000Z","score":0.53593,"percentile":null},{"date":"2026-10-12T00:00:00.000Z","score":0.53593,"percentile":null},{"date":"2026-10-13T00:00:00.000Z","score":0.53593,"percentile":null},{"date":"2026-10-14T00:00:00.000Z","score":0.53593,"percentile":null},{"date":"2026-10-15T00:00:00.000Z","score":0.53593,"percentile":null},{"date":"2026-10-16T00:00:00.000Z","score":0.53593,"percentile":null},{"date":"2026-10-17T00:00:00.000Z","score":0.53593,"percentile":null},{"date":"2026-10-18T00:00:00.000Z","score":0.53593,"percentile":null},{"date":"2026-10-19T00:00:00.000Z","score":0.53593,"percentile":null},{"date":"2026-10-20T00:00:00.000Z","score":0.53593,"percentile":0.98988}],"last30":[{"date":"2026-09-20T00:00:00.000Z","score":0.53593,"percentile":null},{"date":"2026-09-21T00:00:00.000Z","score":0.53593,"percentile":null},{"date":"2026-09-22T00:00:00.000Z","score":0.53593,"percentile":null},{"date":"2026-09-23T00:00:00.000Z","score":0.53593,"percentile":null},{"date":"2026-09-24T00:00:00.000Z","score":0.53593,"percentile":null},{"date":"2026-09-25T00:00:00.000Z","score":0.53593,"percentile":null},{"date":"2026-09-26T00:00:00.000Z","score":0.53593,"percentile":null},{"date":"2026-09-27T00:00:00.000Z","score":0.53593,"percentile":null},{"date":"2026-09-28T00:00:00.000Z","score":0.53593,"percentile":null},{"date":"2026-09-29T00:00:00.000Z","score":0.53593,"percentile":null},{"date":"2026-09-30T00:00:00.000Z","score":0.53593,"percentile":null},{"date":"2026-10-01T00:00:00.000Z","score":0.53593,"percentile":null},{"date":"2026-10-02T00:00:00.000Z","score":0.53593,"percentile":null},{"date":"2026-10-03T00:00:00.000Z","score":0.53593,"percentile":null},{"date":"2026-10-04T00:00:00.000Z","score":0.53593,"percentile":null},{"date":"2026-10-05T00:00:00.000Z","score":0.53593,"percentile":null},{"date":"2026-10-06T00:00:00.000Z","score":0.53593,"percentile":null},{"date":"2026-10-07T00:00:00.000Z","score":0.53593,"percentile":null},{"date":"2026-10-08T00:00:00.000Z","score":0.53593,"percentile":null},{"date":"2026-10-09T00:00:00.000Z","score":0.53593,"percentile":null},{"date":"2026-10-10T00:00:00.000Z","score":0.53593,"percentile":null},{"date":"2026-10-11T00:00:00.000Z","score":0.53593,"percentile":null},{"date":"2026-10-12T00:00:00.000Z","score":0.53593,"percentile":null},{"date":"2026-10-13T00:00:00.000Z","score":0.53593,"percentile":null},{"date":"2026-10-14T00:00:00.000Z","score":0.53593,"percentile":null},{"date":"2026-10-15T00:00:00.000Z","score":0.53593,"percentile":null},{"date":"2026-10-16T00:00:00.000Z","score":0.53593,"percentile":null},{"date":"2026-10-17T00:00:00.000Z","score":0.53593,"percentile":null},{"date":"2026-10-18T00:00:00.000Z","score":0.53593,"percentile":null},{"date":"2026-10-19T00:00:00.000Z","score":0.53593,"percentile":null},{"date":"2026-10-20T00:00:00.000Z","score":0.53593,"percentile":0.98988}]},"kev":{"state":"not-listed","entries":[],"listedCount":0,"totalCatalogs":3,"catalogs":[{"source":"cisa","label":"CISA","listed":false,"entry":null},{"source":"enisa","label":"ENISA","listed":false,"entry":null},{"source":"circl","label":"CIRCL","listed":false,"entry":null}]},"ransomware":{"state":"none-recorded","sources":[]},"exploits":[{"id":"51444","name":"Optoma 1080PSTX Firmware C02 - Authentication Bypass","source":"exploit-database","url":"https://www.exploit-db.com/exploits/51444","maturity":"poc","reliabilityScore":0.5,"verified":false,"type":"remote","platforms":["hardware"],"requiresAuth":null,"exploitdb":{"verified":false,"type":"remote","platform":"hardware","file":"exploits/hardware/remote/51444.txt","codes":["CVE-2023-27823"]},"metasploit":null}],"exploitCount":1,"weaknesses":[{"id":"CWE-287","name":"Improper Authentication","description":"When an actor claims to have a given identity, the product does not prove or insufficiently proves that the claim is correct.","type":"weakness","status":"Draft","abstraction":"Class","likelihoodOfExploit":"High","url":"https://cwe.mitre.org/data/definitions/287.html"},{"id":"CWE-295","name":"Improper Certificate Validation","description":"The product does not validate, or incorrectly validates, a certificate.","type":"weakness","status":"Draft","abstraction":"Base","likelihoodOfExploit":null,"url":"https://cwe.mitre.org/data/definitions/295.html"}],"affected":[{"vendor":"optoma","product":"1080pstx","name":"1080pstx","label":"1080pstx","ecosystem":null,"cpePart":"o","purl":null,"purlType":null,"versions":[{"text":"c02","noFixRecorded":false,"fixedIn":null}],"versionsText":"c02","eol":null,"hubHref":"/vendor/optoma/1080pstx"}],"affectedCount":1,"eol":{"hasEol":false,"count":0},"references":[{"url":"https://packetstormsecurity.com/files/172276/Optoma-1080PSTX-Firmware-C02-Authentication-Bypass.html","label":"packetstormsecurity.com/files/172276/Optoma-1080PSTX-Firmware-C02-Authentication-Bypass.html","hostname":"packetstormsecurity.com","tags":["Third Party Advisory","VDB Entry"]}],"lineage":{"upstream":[],"downstream":[],"duplicates":[],"related":[]},"timeline":[{"kind":"published","date":"2023-05-12T00:00:00.000Z","label":"Published","detail":"Vulnerability first disclosed.","source":null},{"kind":"modified","date":"2026-07-09T00:24:47.696Z","label":"Last modified","detail":"Vulnerability information updated.","source":null}],"risk":{"score":70,"level":"high","profile":"Default","thresholds":{"critical":75,"high":50,"medium":25,"low":10}},"meta":{"dataAsOf":"2026-10-21T01:33:11.173Z","stale":false,"partial":false}}