{"id":"CVE-2018-4027","aliases":["EUVD-2018-15813","GHSA-vfv6-gcfm-5fx2"],"status":"published","title":"An exploitable denial-of-service vulnerability exists in the XML_UploadFile Wi-Fi command of the...","description":"An exploitable denial-of-service vulnerability exists in the XML_UploadFile Wi-Fi command of the NT9665X Chipset firmware, running on the Anker Roav A1 Dashcam, version RoavA1SWV1.9. A specially crafted packet can cause a semaphore deadlock, which prevents the device from receiving any physical or network inputs. An attacker can send a specially crafted packet to trigger this vulnerability.","severity":{"version":"3.0","score":5.3,"vector":"CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:L","level":"medium","assessor":"cna","from":"cve"},"epss":{"day":"2026-11-07","score":0.01688,"percentile":0.77179,"model":"v2026.06.15"},"facts":{"in_kev":false,"known_exploited":false,"public_exploit":false,"fix_available":false},"cwes":["CWE-662"],"published":"2019-05-13T15:40:40Z","modified":"2026-06-17T01:58:14Z","products":[{"vendor":"anker-in","product":"roav_dashcam_a1_firmware"}],"references":[{"url":"https://talosintelligence.com/vulnerability_reports/TALOS-2018-0699","tags":["x_refsource_MISC","x_transferred","Exploit","Third Party Advisory"]},{"url":"https://nvd.nist.gov/vuln/detail/CVE-2018-4027"},{"url":"https://github.com/advisories/GHSA-vfv6-gcfm-5fx2"}],"sources":{"cve":[{"id":"CVE-2018-4027","description":"An exploitable denial-of-service vulnerability exists in the XML_UploadFile Wi-Fi command of the NT9665X Chipset firmware, running on the Anker Roav A1 Dashcam, version RoavA1SWV1.9. A specially crafted packet can cause a semaphore deadlock, which prevents the device from receiving any physical or network inputs. An attacker can send a specially crafted packet to trigger this vulnerability.","status":"published","published":"2019-05-13T15:40:40Z","modified":"2024-08-05T05:04:29.492Z","cvss":[{"version":"3.0","score":5.3,"vector":"CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:L","level":"medium","assessor":"cna"}],"updated_at":"2026-11-02T14:35:08.341767Z"}],"euvd":[{"id":"EUVD-2018-15813","description":"An exploitable denial-of-service vulnerability exists in the XML_UploadFile Wi-Fi command of the NT9665X Chipset firmware, running on the Anker Roav A1 Dashcam, version RoavA1SWV1.9. A specially crafted packet can cause a semaphore deadlock, which prevents the device from receiving any physical or network inputs. An attacker can send a specially crafted packet to trigger this vulnerability.","status":"published","published":"2019-05-13T15:40:40Z","modified":"2024-08-05T05:04:29Z","cvss":[{"version":"3.0","score":5.3,"vector":"CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:L","level":"medium"}],"updated_at":"2026-11-03T02:40:14.678776Z"}],"ghsa":[{"id":"GHSA-vfv6-gcfm-5fx2","title":"An exploitable denial-of-service vulnerability exists in the XML_UploadFile Wi-Fi command of the...","description":"An exploitable denial-of-service vulnerability exists in the XML_UploadFile Wi-Fi command of the NT9665X Chipset firmware, running on the Anker Roav A1 Dashcam, version RoavA1SWV1.9. A specially crafted packet can cause a semaphore deadlock, which prevents the device from receiving any physical or network inputs. An attacker can send a specially crafted packet to trigger this vulnerability.","status":"published","published":"2022-05-24T16:45:32Z","modified":"2023-01-27T05:02:24Z","cvss":[{"version":"3.0","score":7.5,"vector":"CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H","level":"high"}],"cwes":["CWE-662"],"updated_at":"2026-11-02T14:42:03.063922Z"}],"nvd":[{"id":"CVE-2018-4027","description":"An exploitable denial-of-service vulnerability exists in the XML_UploadFile Wi-Fi command of the NT9665X Chipset firmware, running on the Anker Roav A1 Dashcam, version RoavA1SWV1.9. A specially crafted packet can cause a semaphore deadlock, which prevents the device from receiving any physical or network inputs. An attacker can send a specially crafted packet to trigger this vulnerability.","status":"published","published":"2019-05-13T16:29:00.977Z","modified":"2026-06-17T01:58:14.623Z","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":5.3,"vector":"CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:L","level":"medium","assessor":"secondary"},{"version":"2.0","score":7.8,"vector":"AV:N/AC:L/Au:N/C:N/I:N/A:C","level":"high","assessor":"primary"}],"cwes":["CWE-662"],"updated_at":"2026-11-02T14:04:57.307075Z"}]}}