{"id":"CVE-2022-43589","aliases":["EUVD-2022-46585","GHSA-7q7j-vrxc-wv26"],"status":"published","title":"A null pointer dereference vulnerability exists in the handle_ioctl_8314C functionality of...","description":"A null pointer dereference vulnerability exists in the handle_ioctl_8314C functionality of Callback technologies CBFS Filter 20.0.8317. A specially crafted I/O request packet (IRP) can lead to denial of service. An attacker can issue an ioctl to trigger this vulnerability.","severity":{"version":"3.0","score":6.2,"vector":"CVSS:3.0/AV:L/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H","level":"medium","assessor":"cna","from":"cve"},"epss":{"day":"2026-11-09","score":0.00342,"percentile":0.27877,"model":"v2026.06.15"},"facts":{"in_kev":false,"known_exploited":false,"public_exploit":false,"fix_available":false},"cwes":["CWE-476"],"published":"2022-11-28T10:20:14Z","modified":"2026-06-17T05:06:53Z","products":[{"vendor":"callback","product":"cbfs_filter"},{"vendor":"callback technologies","product":"cbfs filter"}],"references":[{"url":"https://talosintelligence.com/vulnerability_reports/TALOS-2022-1648","tags":["x_transferred","Exploit","Third Party Advisory"]},{"url":"https://nvd.nist.gov/vuln/detail/CVE-2022-43589"},{"url":"https://github.com/advisories/GHSA-7q7j-vrxc-wv26"}],"sources":{"cve":[{"id":"CVE-2022-43589","description":"A null pointer dereference vulnerability exists in the handle_ioctl_8314C functionality of Callback technologies CBFS Filter 20.0.8317. A specially crafted I/O request packet (IRP) can lead to denial of service. An attacker can issue an ioctl to trigger this vulnerability.","status":"published","published":"2022-11-28T10:20:14.208Z","modified":"2025-04-15T18:39:32.363Z","cvss":[{"version":"3.0","score":6.2,"vector":"CVSS:3.0/AV:L/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H","level":"medium","assessor":"cna"}],"cwes":["CWE-476"],"updated_at":"2026-11-02T14:34:25.618175Z"}],"euvd":[{"id":"EUVD-2022-46585","description":"A null pointer dereference vulnerability exists in the handle_ioctl_8314C functionality of Callback technologies CBFS Filter 20.0.8317. A specially crafted I/O request packet (IRP) can lead to denial of service. An attacker can issue an ioctl to trigger this vulnerability.","status":"published","published":"2022-11-28T10:20:14Z","modified":"2025-04-15T18:39:32Z","cvss":[{"version":"3.0","score":6.2,"vector":"CVSS:3.0/AV:L/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H","level":"medium"}],"updated_at":"2026-11-02T20:52:27.766207Z"}],"ghsa":[{"id":"GHSA-7q7j-vrxc-wv26","title":"A null pointer dereference vulnerability exists in the handle_ioctl_8314C functionality of...","description":"A null pointer dereference vulnerability exists in the handle_ioctl_8314C functionality of Callback technologies CBFS Filter 20.0.8317. A specially-crafted I/O request packet (IRP) can lead to denial of service. An attacker can issue an ioctl to trigger this vulnerability.","status":"published","published":"2022-11-28T12:30:19Z","modified":"2023-01-27T05:02:18Z","cvss":[{"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"}],"cwes":["CWE-476"],"updated_at":"2026-11-02T14:42:02.546908Z"}],"nvd":[{"id":"CVE-2022-43589","description":"A null pointer dereference vulnerability exists in the handle_ioctl_8314C functionality of Callback technologies CBFS Filter 20.0.8317. A specially crafted I/O request packet (IRP) can lead to denial of service. An attacker can issue an ioctl to trigger this vulnerability.","status":"published","published":"2022-11-28T11:15:10.7Z","modified":"2026-06-17T05:06:53.38Z","cvss":[{"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"},{"version":"3.0","score":6.2,"vector":"CVSS:3.0/AV:L/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H","level":"medium","assessor":"secondary"}],"cwes":["CWE-476"],"updated_at":"2026-11-02T14:07:32.827264Z"}]}}