{"id":"CVE-2023-40465","aliases":["EUVD-2023-45036","GHSA-2vrx-x739-p6p6"],"status":"published","title":"Improper input leads to DoS","description":"Several versions of\nALEOS, including ALEOS 4.16.0, include an opensource\n\n\n\nthird-party\ncomponent which can be exploited from the local\n\n\n\narea network,\nresulting in a Denial of Service condition for the captive portal.","severity":{"version":"3.1","score":8.3,"vector":"CVSS:3.1/AV:A/AC:H/PR:N/UI:N/S:C/C:H/I:H/A:H","level":"high","assessor":"cna","from":"cve"},"epss":{"day":"2026-11-09","score":0.00214,"percentile":0.11819,"model":"v2026.06.15"},"facts":{"in_kev":false,"known_exploited":false,"public_exploit":false,"fix_available":false},"cwes":["CWE-121","CWE-122","CWE-787"],"published":"2023-12-04T23:02:04Z","modified":"2026-06-17T06:17:59Z","products":[{"vendor":"sierrawireless","product":"aleos"}],"references":[{"url":"https://source.sierrawireless.com/resources/security-bulletins/sierra-wireless-technical-bulletin---swi-psa-2023-006/#sthash.6KUVtE6w.dpbs","tags":["x_transferred","Vendor Advisory"]},{"url":"https://nvd.nist.gov/vuln/detail/CVE-2023-40465"},{"url":"https://github.com/advisories/GHSA-2vrx-x739-p6p6"}],"sources":{"cve":[{"id":"CVE-2023-40465","title":"Improper input leads to DoS","description":"\n\n\n\n\n\n\n\n\n\nSeveral versions of\nALEOS, including ALEOS 4.16.0, include an opensource\n\n\n\nthird-party\ncomponent which can be exploited from the local\n\n\n\narea network,\nresulting in a Denial of Service condition for the captive portal.\n\n\n\n\n\n\n\n","status":"published","published":"2023-12-04T23:02:04.103Z","modified":"2024-08-02T18:31:53.825Z","cvss":[{"version":"3.1","score":8.3,"vector":"CVSS:3.1/AV:A/AC:H/PR:N/UI:N/S:C/C:H/I:H/A:H","level":"high","assessor":"cna"},{"version":"3.1","score":4.3,"vector":"CVSS:3.1/AV:A/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:L","level":"medium","assessor":"cna"}],"cwes":["CWE-121","CWE-122"],"updated_at":"2026-11-02T14:35:21.971258Z"}],"euvd":[{"id":"EUVD-2023-45036","description":"\n\n\n\n\n\n\n\n\n\nSeveral versions of\nALEOS, including ALEOS 4.16.0, include an opensource\n\n\n\nthird-party\ncomponent which can be exploited from the local\n\n\n\narea network,\nresulting in a Denial of Service condition for the captive portal.\n\n\n\n\n\n\n\n","status":"published","published":"2023-12-04T23:02:04Z","modified":"2024-08-02T18:31:53Z","cvss":[{"version":"3.1","score":8.3,"vector":"CVSS:3.1/AV:A/AC:H/PR:N/UI:N/S:C/C:H/I:H/A:H","level":"high"}],"updated_at":"2026-11-03T03:50:02.143491Z"}],"ghsa":[{"id":"GHSA-2vrx-x739-p6p6","title":"\n\n\n\n\n\n\n\n\n\nSeveral versions of\nALEOS, including ALEOS 4.16.0, include an opensource\n\n\n\nthird-party...","description":"\n\n\n\n\n\n\n\n\n\nSeveral versions of\nALEOS, including ALEOS 4.16.0, include an opensource\n\n\n\nthird-party\ncomponent which can be exploited from the local\n\n\n\narea network,\nresulting in a Denial of Service condition for the captive portal.\n\n\n\n\n\n\n\n","status":"published","published":"2023-12-05T00:31:08Z","modified":"2023-12-08T18:30:41Z","cvss":[{"version":"3.1","score":8.3,"vector":"CVSS:3.1/AV:A/AC:H/PR:N/UI:N/S:C/C:H/I:H/A:H","level":"high"}],"cwes":["CWE-121","CWE-787"],"updated_at":"2026-11-02T14:55:09.695365Z"}],"nvd":[{"id":"CVE-2023-40465","description":"\n\n\n\n\n\n\n\n\n\nSeveral versions of\nALEOS, including ALEOS 4.16.0, include an opensource\n\n\n\nthird-party\ncomponent which can be exploited from the local\n\n\n\narea network,\nresulting in a Denial of Service condition for the captive portal.\n\n\n\n\n\n\n\n","status":"published","published":"2023-12-04T23:15:26.247Z","modified":"2026-06-17T06:17:59.433Z","cvss":[{"version":"3.1","score":8.3,"vector":"CVSS:3.1/AV:A/AC:H/PR:N/UI:N/S:C/C:H/I:H/A:H","level":"high","assessor":"secondary"},{"version":"3.1","score":5.5,"vector":"CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H","level":"medium","assessor":"primary"}],"cwes":["CWE-121","CWE-122","CWE-787"],"updated_at":"2026-11-02T14:08:52.544469Z"}]}}