{"id":"CVE-2023-3242","aliases":["EUVD-2023-43918","GHSA-j6jr-gfxc-3pp6"],"status":"published","title":"Allocation of Resources Without Limits or Throttling, Improper Initialization vulnerability in B...","description":"Improper initialization implementation in Portmapper used in B\u0026R Industrial Automation Automation Runtime \u003cG4.93 allows unauthenticated network-based attackers to cause permanent denial-of-service conditions.","severity":{"version":"3.1","score":8.6,"vector":"CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:C/C:N/I:N/A:H","level":"high","assessor":"cna","from":"cve"},"epss":{"day":"2026-11-09","score":0.00542,"percentile":0.45845,"model":"v2026.06.15"},"facts":{"in_kev":false,"known_exploited":false,"public_exploit":false,"fix_available":false},"cwes":["CWE-665","CWE-770"],"published":"2023-07-26T17:36:18Z","modified":"2026-06-17T06:13:39Z","products":[{"vendor":"b\u0026r industrial automation","product":"b\u0026r automation runtime"},{"vendor":"br-automation","product":"automation_runtime"}],"references":[{"url":"https://www.br-automation.com/downloads_br_productcatalogue/assets/1689787619746-en-original-1.0.pdf","tags":["x_transferred","Vendor Advisory"]},{"url":"https://nvd.nist.gov/vuln/detail/CVE-2023-3242"},{"url":"https://github.com/advisories/GHSA-j6jr-gfxc-3pp6"}],"sources":{"cve":[{"id":"CVE-2023-3242","description":"Improper initialization implementation in Portmapper used in B\u0026R Industrial Automation Automation Runtime \u003cG4.93 allows unauthenticated network-based attackers to cause permanent denial-of-service conditions.","status":"published","published":"2023-07-26T17:36:18.417Z","modified":"2024-10-23T15:31:51.096Z","cvss":[{"version":"3.1","score":8.6,"vector":"CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:C/C:N/I:N/A:H","level":"high","assessor":"cna"}],"cwes":["CWE-770","CWE-665"],"updated_at":"2026-11-02T14:35:24.707957Z"}],"euvd":[{"id":"EUVD-2023-43918","description":"Improper initialization implementation in Portmapper used in B\u0026R Industrial Automation Automation Runtime \u003cG4.93 allows unauthenticated network-based attackers to cause permanent denial-of-service conditions.","status":"published","published":"2023-07-26T17:36:18Z","modified":"2024-10-23T15:31:51Z","cvss":[{"version":"3.1","score":8.6,"vector":"CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:C/C:N/I:N/A:H","level":"high"}],"updated_at":"2026-11-03T00:05:21.011532Z"}],"ghsa":[{"id":"GHSA-j6jr-gfxc-3pp6","title":"Allocation of Resources Without Limits or Throttling, Improper Initialization vulnerability in B...","description":"Allocation of Resources Without Limits or Throttling, Improper Initialization vulnerability in B\u0026R Industrial Automation B\u0026R Automation Runtime allows Flooding, Leveraging Race Conditions.This issue affects B\u0026R Automation Runtime: \u003cG4.93.\n\n","status":"published","published":"2023-07-26T18:30:50Z","modified":"2024-04-04T06:22:08Z","cvss":[{"version":"3.1","score":8.6,"vector":"CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:C/C:N/I:N/A:H","level":"high"}],"cwes":["CWE-665"],"updated_at":"2026-11-02T14:56:41.519501Z"}],"nvd":[{"id":"CVE-2023-3242","description":"Improper initialization implementation in Portmapper used in B\u0026R Industrial Automation Automation Runtime \u003cG4.93 allows unauthenticated network-based attackers to cause permanent denial-of-service conditions.","status":"published","published":"2023-07-26T18:15:11.147Z","modified":"2026-06-17T06:13:39.56Z","cvss":[{"version":"3.1","score":8.6,"vector":"CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:C/C:N/I:N/A:H","level":"high","assessor":"secondary"},{"version":"3.1","score":5.9,"vector":"CVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:U/C:N/I:N/A:H","level":"medium","assessor":"primary"}],"cwes":["CWE-665","CWE-770"],"updated_at":"2026-11-02T14:08:18.687088Z"}]}}