{"id":"CVE-2017-7903","state":"PUBLISHED","title":"A Weak Password Requirements issue was discovered in Rockwell Automation Allen-Bradley MicroLogix 1100 programmable-logic controllers 1763-L16AWA, Series A and B, Version 16.00 and","description":"A Weak Password Requirements issue was discovered in Rockwell Automation Allen-Bradley MicroLogix 1100 programmable-logic controllers 1763-L16AWA, Series A and B, Version 16.00 and prior versions; 1763-L16BBB, Series A and B, Version 16.00 and prior versions; 1763-L16BWA, Series A and B, Version 16.00 and prior versions; and 1763-L16DWD, Series A and B, Version 16.00 and prior versions and Allen-Bradley MicroLogix 1400 programmable logic controllers 1766-L32AWA, Series A and B, Version 16.00 and prior versions; 1766-L32BWA, Series A and B, Version 16.00 and prior versions; 1766-L32BWAA, Series A and B, Version 16.00 and prior versions; 1766-L32BXB, Series A and B, Version 16.00 and prior versions; 1766-L32BXBA, Series A and B, Version 16.00 and prior versions; and 1766-L32AWAA, Series A and B, Version 16.00 and prior versions. The affected products use a numeric password with a small maximum character size for the password.","publishedAt":"2017-06-30T02:35:00.000Z","updatedAt":"2026-06-03T13:19:35.597Z","severity":{"score":9.8,"label":"Critical","version":"3.1","vector":"CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H","source":"CISA-ADP"},"assigner":"icscert","products":["n/a Rockwell Automation Allen-Bradley MicroLogix 1100 and 1400"],"affected":[{"vendor":"n/a","product":"Rockwell Automation Allen-Bradley MicroLogix 1100 and 1400","versions":[{"version":"Rockwell Automation Allen-Bradley MicroLogix 1100 and 1400","status":"affected"}]}],"references":["http://www.securitytracker.com/id/1038546","https://ics-cert.us-cert.gov/advisories/ICSA-17-115-04"],"weaknesses":["CWE-521"],"ingestedAt":"2026-10-29T19:43:54.997Z","source":{"repository":"CVEProject/cvelistV5","path":"cves/2017/7xxx/CVE-2017-7903.json","commit":"556c9d3a8cd17e218bb8e452ba7cd619a384ff47"},"raw":{"dataType":"CVE_RECORD","dataVersion":"5.2","cveMetadata":{"cveId":"CVE-2017-7903","state":"PUBLISHED","datePublished":"2017-06-30T02:35:00.000Z","dateUpdated":"2026-06-03T13:19:35.597Z","assignerShortName":"icscert","assignerOrgId":"7d14cffa-0d7d-4270-9dc0-52cabd5a23a6","dateReserved":"2017-04-18T00:00:00.000Z"},"containers":{"cna":{"descriptions":[{"lang":"en","value":"A Weak Password Requirements issue was discovered in Rockwell Automation Allen-Bradley MicroLogix 1100 programmable-logic controllers 1763-L16AWA, Series A and B, Version 16.00 and prior versions; 1763-L16BBB, Series A and B, Version 16.00 and prior versions; 1763-L16BWA, Series A and B, Version 16.00 and prior versions; and 1763-L16DWD, Series A and B, Version 16.00 and prior versions and Allen-Bradley MicroLogix 1400 programmable logic controllers 1766-L32AWA, Series A and B, Version 16.00 and prior versions; 1766-L32BWA, Series A and B, Version 16.00 and prior versions; 1766-L32BWAA, Series A and B, Version 16.00 and prior versions; 1766-L32BXB, Series A and B, Version 16.00 and prior versions; 1766-L32BXBA, Series A and B, Version 16.00 and prior versions; and 1766-L32AWAA, Series A and B, Version 16.00 and prior versions. The affected products use a numeric password with a small maximum character size for the password."}],"affected":[{"vendor":"n/a","product":"Rockwell Automation Allen-Bradley MicroLogix 1100 and 1400","versions":[{"version":"Rockwell Automation Allen-Bradley MicroLogix 1100 and 1400","status":"affected"}]}],"references":[{"url":"http://www.securitytracker.com/id/1038546","name":"1038546","tags":["vdb-entry","x_refsource_SECTRACK"]},{"url":"https://ics-cert.us-cert.gov/advisories/ICSA-17-115-04","tags":["x_refsource_MISC"]}],"problemTypes":[{"descriptions":[{"cweId":"CWE-521","description":"CWE-521","lang":"en","type":"CWE"}]}],"providerMetadata":{"shortName":"icscert","dateUpdated":"2017-07-07T09:57:01.000Z","orgId":"7d14cffa-0d7d-4270-9dc0-52cabd5a23a6"},"datePublic":"2017-06-29T00:00:00.000Z","x_legacyV4Record":{"CVE_data_meta":{"ASSIGNER":"ics-cert@hq.dhs.gov","ID":"CVE-2017-7903","STATE":"PUBLIC"},"affects":{"vendor":{"vendor_data":[{"product":{"product_data":[{"product_name":"Rockwell Automation Allen-Bradley MicroLogix 1100 and 1400","version":{"version_data":[{"version_value":"Rockwell Automation Allen-Bradley MicroLogix 1100 and 1400"}]}}]},"vendor_name":"n/a"}]}},"data_format":"MITRE","data_type":"CVE","data_version":"4.0","description":{"description_data":[{"lang":"eng","value":"A Weak Password Requirements issue was discovered in Rockwell Automation Allen-Bradley MicroLogix 1100 programmable-logic controllers 1763-L16AWA, Series A and B, Version 16.00 and prior versions; 1763-L16BBB, Series A and B, Version 16.00 and prior versions; 1763-L16BWA, Series A and B, Version 16.00 and prior versions; and 1763-L16DWD, Series A and B, Version 16.00 and prior versions and Allen-Bradley MicroLogix 1400 programmable logic controllers 1766-L32AWA, Series A and B, Version 16.00 and prior versions; 1766-L32BWA, Series A and B, Version 16.00 and prior versions; 1766-L32BWAA, Series A and B, Version 16.00 and prior versions; 1766-L32BXB, Series A and B, Version 16.00 and prior versions; 1766-L32BXBA, Series A and B, Version 16.00 and prior versions; and 1766-L32AWAA, Series A and B, Version 16.00 and prior versions. The affected products use a numeric password with a small maximum character size for the password."}]},"problemtype":{"problemtype_data":[{"description":[{"lang":"eng","value":"CWE-521"}]}]},"references":{"reference_data":[{"name":"1038546","refsource":"SECTRACK","url":"http://www.securitytracker.com/id/1038546"},{"name":"https://ics-cert.us-cert.gov/advisories/ICSA-17-115-04","refsource":"MISC","url":"https://ics-cert.us-cert.gov/advisories/ICSA-17-115-04"}]}}},"adp":[{"title":"CVE Program Container","references":[{"url":"http://www.securitytracker.com/id/1038546","name":"1038546","tags":["vdb-entry","x_refsource_SECTRACK","x_transferred"]},{"url":"https://ics-cert.us-cert.gov/advisories/ICSA-17-115-04","tags":["x_refsource_MISC","x_transferred"]}],"providerMetadata":{"shortName":"CVE","orgId":"af854a3a-2127-422b-91ae-364da2661108","dateUpdated":"2024-08-05T16:19:29.219Z"}},{"title":"CISA ADP Vulnrichment","metrics":[{"cvssV3_1":{"scope":"UNCHANGED","version":"3.1","baseScore":9.8,"attackVector":"NETWORK","baseSeverity":"CRITICAL","vectorString":"CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H","integrityImpact":"HIGH","userInteraction":"NONE","attackComplexity":"LOW","availabilityImpact":"HIGH","privilegesRequired":"NONE","confidentialityImpact":"HIGH"}},{"other":{"type":"ssvc","content":{"timestamp":"2026-06-03T13:19:32.708283Z","id":"CVE-2017-7903","options":[{"Exploitation":"none"},{"Automatable":"yes"},{"Technical Impact":"total"}],"role":"CISA Coordinator","version":"2.0.3"}}}],"providerMetadata":{"shortName":"CISA-ADP","orgId":"134c704f-9b21-4f2e-91b3-4a467353bcc0","dateUpdated":"2026-06-03T13:19:35.597Z"}}]}}}