{"id":"CVE-2023-31998","aliases":["EUVD-2023-36287","GHSA-jfwr-hq92-w8gg"],"status":"published","title":"A heap overflow vulnerability found in EdgeRouters and Aircubes allows a malicious actor to...","description":"A heap overflow vulnerability found in EdgeRouters and Aircubes allows a malicious actor to interrupt UPnP service to said devices.","severity":{"version":"3.0","score":5.9,"vector":"CVSS:3.0/AV:N/AC:H/PR:N/UI:N/S:U/C:N/I:N/A:H","level":"medium","assessor":"cna","from":"cve"},"epss":{"day":"2026-11-10","score":0.00795,"percentile":0.56749,"model":"v2026.06.15"},"facts":{"in_kev":false,"known_exploited":false,"public_exploit":false,"fix_available":false},"cwes":["CWE-120","CWE-787"],"published":"2023-07-18T01:40:05Z","modified":"2026-06-17T05:57:48Z","products":[{"vendor":"ubiquiti","product":"aircube"},{"vendor":"ubiquiti","product":"edgerouter"},{"vendor":"ui","product":"aircube_firmware"},{"vendor":"ui","product":"edgemax_edgerouter_firmware"}],"references":[{"url":"https://community.ui.com/releases/Security-Advisory-Bulletin-033-033/17f7c7c0-830b-4625-a2ee-e90e514e7b0f","tags":["x_transferred","Patch","Vendor Advisory"]},{"url":"https://nvd.nist.gov/vuln/detail/CVE-2023-31998"},{"url":"https://github.com/advisories/GHSA-jfwr-hq92-w8gg"}],"sources":{"cve":[{"id":"CVE-2023-31998","description":"A heap overflow vulnerability found in EdgeRouters and Aircubes allows a malicious actor to interrupt UPnP service to said devices.","status":"published","published":"2023-07-18T01:40:05.44Z","modified":"2024-10-29T15:44:09.148Z","cvss":[{"version":"3.0","score":5.9,"vector":"CVSS:3.0/AV:N/AC:H/PR:N/UI:N/S:U/C:N/I:N/A:H","level":"medium","assessor":"cna"}],"cwes":["CWE-120"],"updated_at":"2026-11-02T14:35:27.810438Z"}],"euvd":[{"id":"EUVD-2023-36287","description":"A heap overflow vulnerability found in EdgeRouters and Aircubes allows a malicious actor to interrupt UPnP service to said devices.","status":"published","published":"2023-07-18T01:40:05Z","modified":"2024-10-29T15:44:09Z","cvss":[{"version":"3.0","score":5.9,"vector":"CVSS:3.0/AV:N/AC:H/PR:N/UI:N/S:U/C:N/I:N/A:H","level":"medium"}],"updated_at":"2026-11-03T00:05:15.24326Z"}],"ghsa":[{"id":"GHSA-jfwr-hq92-w8gg","title":"A heap overflow vulnerability found in EdgeRouters and Aircubes allows a malicious actor to...","description":"A heap overflow vulnerability found in EdgeRouters and Aircubes allows a malicious actor to interrupt UPnP service to said devices.","status":"published","published":"2023-07-18T03:30:22Z","modified":"2024-10-29T18:31:37Z","cvss":[{"version":"3.0","score":5.9,"vector":"CVSS:3.0/AV:N/AC:H/PR:N/UI:N/S:U/C:N/I:N/A:H","level":"medium"}],"cwes":["CWE-120","CWE-787"],"updated_at":"2026-11-02T14:58:38.744187Z"}],"nvd":[{"id":"CVE-2023-31998","description":"A heap overflow vulnerability found in EdgeRouters and Aircubes allows a malicious actor to interrupt UPnP service to said devices.","status":"published","published":"2023-07-18T03:15:55.163Z","modified":"2026-06-17T05:57:48.85Z","cvss":[{"version":"3.1","score":7.5,"vector":"CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H","level":"high","assessor":"primary"},{"version":"3.0","score":5.9,"vector":"CVSS:3.0/AV:N/AC:H/PR:N/UI:N/S:U/C:N/I:N/A:H","level":"medium","assessor":"secondary"}],"cwes":["CWE-787","CWE-120"],"updated_at":"2026-11-02T14:08:17.044696Z"}]}}