{"id":"CVE-2017-7899","url":"https://www.cyber-defence.io/tools/cve/CVE-2017-7899","generatedAt":"2026-10-28T21:16:16.267Z","title":"An Information Exposure 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…","description":"An Information Exposure 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. User credentials are sent to the web server using the HTTP GET method, which may result in the credentials being logged. This could make user credentials available for unauthorized retrieval.","published":"2017-06-30T03:29:01.000Z","lastModified":"2026-06-17T01:25:26.000Z","status":"Modified","sourceIdentifier":"ics-cert@hq.dhs.gov","cvss":{"version":"3.0","score":9.8,"severity":"CRITICAL","vector":"CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H"},"cwe":["CWE-200"],"affected":["rockwellautomation/1763-l16awa series a","rockwellautomation/1763-l16awa series b","rockwellautomation/1763-l16bbb series a","rockwellautomation/1763-l16bbb series b","rockwellautomation/1763-l16bwa series a","rockwellautomation/1763-l16bwa series b","rockwellautomation/1763-l16dwd series a","rockwellautomation/1763-l16dwd series b","rockwellautomation/1766-l32awa series a","rockwellautomation/1766-l32awa series b","rockwellautomation/1766-l32awaa series a","rockwellautomation/1766-l32awaa series b","rockwellautomation/1766-l32bwa series a","rockwellautomation/1766-l32bwa series b","rockwellautomation/1766-l32bwaa series a","rockwellautomation/1766-l32bwaa series b","rockwellautomation/1766-l32bxb series a","rockwellautomation/1766-l32bxb series b","rockwellautomation/1766-l32bxba series a","rockwellautomation/1766-l32bxba series b"],"epss":{"score":0.04657,"percentile":0.91696,"date":"2026-10-27","history":[]},"kev":{"listed":false},"exploits":{"count":0,"verified":false,"firstPublished":null,"source":"Exploit-DB (https://gitlab.com/exploit-database/exploitdb)","entries":[]},"verdict":{"level":"high","text":"High impact if exploited, but EPSS currently rates exploitation as unlikely (4.66%). Schedule it in the normal patch cycle and watch for a rise in EPSS or a public exploit."},"changes":[],"references":[{"url":"http://www.securitytracker.com/id/1038546","source":"ics-cert@hq.dhs.gov"},{"url":"https://ics-cert.us-cert.gov/advisories/ICSA-17-115-04","tags":["Patch","Third Party Advisory","US Government Resource"],"source":"ics-cert@hq.dhs.gov"},{"url":"http://www.securitytracker.com/id/1038546","source":"af854a3a-2127-422b-91ae-364da2661108"},{"url":"https://ics-cert.us-cert.gov/advisories/ICSA-17-115-04","tags":["Patch","Third Party Advisory","US Government Resource"],"source":"af854a3a-2127-422b-91ae-364da2661108"}],"sources":{"nvd":"https://nvd.nist.gov/vuln/detail/CVE-2017-7899","epss":"https://www.first.org/epss/","kev":"https://www.cisa.gov/known-exploited-vulnerabilities-catalog","exploitdb":"https://www.exploit-db.com/"},"licence":"CC BY 4.0 — link back to the CVE Explorer if you publish the results; upstream data remains subject to its own terms."}