{"id":"CVE-2023-4265","aliases":["EUVD-2023-54136","GHSA-4vgv-5r6q-r6xh"],"status":"published","title":"Buffer overflow in Zephyr USB","description":"Potential buffer overflow vulnerabilities in the following locations:\n https://github.com/zephyrproject-rtos/zephyr/blob/main/drivers/usb/device/usb_dc_native_posix.c#L359 https://github.com/zephyrproject-rtos/zephyr/blob/main/drivers/usb/device/usb_dc_native_posix.c#L359 \n https://github.com/zephyrproject-rtos/zephyr/blob/main/subsys/usb/device/class/netusb/function_rndis... https://github.com/zephyrproject-rtos/zephyr/blob/main/subsys/usb/device/class/netusb/function_rndis.c#L841","severity":{"version":"3.1","score":6.4,"vector":"CVSS:3.1/AV:P/AC:L/PR:N/UI:N/S:U/C:L/I:H/A:H","level":"medium","assessor":"cna","from":"cve"},"epss":{"day":"2026-11-09","score":0.00828,"percentile":0.5777,"model":"v2026.06.15"},"facts":{"in_kev":false,"known_exploited":false,"public_exploit":false,"fix_available":false},"cwes":["CWE-120"],"published":"2023-08-12T22:09:20Z","modified":"2026-10-28T02:30:47Z","products":[{"vendor":"zephyrproject","product":"zephyr"},{"vendor":"zephyrproject-rtos","product":"zephyr"}],"references":[{"url":"https://github.com/zephyrproject-rtos/zephyr/security/advisories/GHSA-4vgv-5r6q-r6xh","tags":["x_transferred","Exploit","Vendor Advisory","advisory"]},{"url":"http://www.openwall.com/lists/oss-security/2023/11/07/1","tags":["x_transferred","Mailing List","web"]},{"url":"http://seclists.org/fulldisclosure/2023/Nov/1","tags":["x_transferred","Mailing List","Third Party Advisory","web"]},{"url":"http://packetstormsecurity.com/files/175657/Zephyr-RTOS-3.x.0-Buffer-Overflows.html","tags":["x_transferred","Exploit","Third Party Advisory","web"]},{"url":"https://github.com/CVEProject/cvelistV5/tree/main/cves/2023/4xxx/CVE-2023-4265.json","tags":["advisory"]},{"url":"https://nvd.nist.gov/vuln/detail/CVE-2023-4265","tags":["advisory"]},{"url":"https://github.com/zephyrproject-rtos/zephyr","tags":["package"]}],"sources":{"cve":[{"id":"CVE-2023-4265","title":"Buffer overflow in Zephyr USB","description":"Potential buffer overflow vulnerabilities in the following locations:\n https://github.com/zephyrproject-rtos/zephyr/blob/main/drivers/usb/device/usb_dc_native_posix.c#L359 https://github.com/zephyrproject-rtos/zephyr/blob/main/drivers/usb/device/usb_dc_native_posix.c#L359 \n https://github.com/zephyrproject-rtos/zephyr/blob/main/subsys/usb/device/class/netusb/function_rndis... https://github.com/zephyrproject-rtos/zephyr/blob/main/subsys/usb/device/class/netusb/function_rndis.c#L841","status":"published","published":"2023-08-12T22:09:20.701Z","modified":"2025-02-13T17:09:30.925Z","cvss":[{"version":"3.1","score":6.4,"vector":"CVSS:3.1/AV:P/AC:L/PR:N/UI:N/S:U/C:L/I:H/A:H","level":"medium","assessor":"cna"}],"cwes":["CWE-120"],"updated_at":"2026-11-02T14:35:30.474787Z"}],"euvd":[{"id":"EUVD-2023-54136","description":"Potential buffer overflow vulnerabilities in the following locations:\n https://github.com/zephyrproject-rtos/zephyr/blob/main/drivers/usb/device/usb_dc_native_posix.c#L359 https://github.com/zephyrproject-rtos/zephyr/blob/main/drivers/usb/device/usb_dc_native_posix.c#L359 \n https://github.com/zephyrproject-rtos/zephyr/blob/main/subsys/usb/device/class/netusb/function_rndis... https://github.com/zephyrproject-rtos/zephyr/blob/main/subsys/usb/device/class/netusb/function_rndis.c#L841","status":"published","published":"2023-08-12T22:09:20Z","modified":"2025-02-13T17:09:30Z","cvss":[{"version":"3.1","score":6.4,"vector":"CVSS:3.1/AV:P/AC:L/PR:N/UI:N/S:U/C:L/I:H/A:H","level":"medium"}],"updated_at":"2026-11-03T00:03:49.098775Z"}],"nvd":[{"id":"CVE-2023-4265","description":"Potential buffer overflow vulnerabilities in the following locations:\n https://github.com/zephyrproject-rtos/zephyr/blob/main/drivers/usb/device/usb_dc_native_posix.c#L359 https://github.com/zephyrproject-rtos/zephyr/blob/main/drivers/usb/device/usb_dc_native_posix.c#L359 \n https://github.com/zephyrproject-rtos/zephyr/blob/main/subsys/usb/device/class/netusb/function_rndis... https://github.com/zephyrproject-rtos/zephyr/blob/main/subsys/usb/device/class/netusb/function_rndis.c#L841","status":"published","published":"2023-08-12T23:15:08.567Z","modified":"2026-06-17T06:37:26.467Z","cvss":[{"version":"3.1","score":6.4,"vector":"CVSS:3.1/AV:P/AC:L/PR:N/UI:N/S:U/C:L/I:H/A:H","level":"medium","assessor":"secondary"},{"version":"3.1","score":6.8,"vector":"CVSS:3.1/AV:P/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H","level":"medium","assessor":"primary"}],"cwes":["CWE-120"],"updated_at":"2026-11-02T14:08:22.812138Z"}],"osv":[{"id":"CVE-2023-4265","title":"Buffer overflow in Zephyr USB","description":"Potential buffer overflow vulnerabilities in the following locations:\n https://github.com/zephyrproject-rtos/zephyr/blob/main/drivers/usb/device/usb_dc_native_posix.c#L359 https://github.com/zephyrproject-rtos/zephyr/blob/main/drivers/usb/device/usb_dc_native_posix.c#L359 \n https://github.com/zephyrproject-rtos/zephyr/blob/main/subsys/usb/device/class/netusb/function_rndis... https://github.com/zephyrproject-rtos/zephyr/blob/main/subsys/usb/device/class/netusb/function_rndis.c#L841","status":"published","published":"2023-08-12T22:09:20.701Z","modified":"2026-10-28T02:30:47.900268482Z","cvss":[{"version":"3.1","score":6.4,"vector":"CVSS:3.1/AV:P/AC:L/PR:N/UI:N/S:U/C:L/I:H/A:H","level":"medium"}],"cwes":["CWE-120"],"updated_at":"2026-11-02T15:44:33.792101Z"}]}}