{"cve":"CVE-2017-9316","nvd":{"published":"2017-11-27T17:29:00.207","modified":"2026-06-17T01:27:52.820","status":"Modified","description":"Firmware upgrade authentication bypass vulnerability was found in Dahua IPC-HDW4300S and some IP products. The vulnerability was caused by internal Debug function. This particular function was used for problem analysis and performance tuning during product development phase. It allowed the device to receive only specific data (one direction, no transmit) and therefore it was not involved in any instance of collecting user privacy data or allowing remote code execution.","cvss_v4":null,"cvss_v3":{"version":"3.0","vector":"CVSS:3.0/AV:N/AC:H/PR:N/UI:N/S:U/C:N/I:L/A:H","score":6.5},"cwes":["CWE-287"],"references":["http://www.dahuasecurity.com/annoucementsingle/security-advisory--high-risk-vulnerability-found-in-dahua-ipc-hdw4300s-and-some-ip-products_14731_231.html","http://www.dahuasecurity.com/annoucementsingle/security-advisory--high-risk-vulnerability-found-in-dahua-ipc-hdw4300s-and-some-ip-products_14731_231.html"],"products":["dahuasecurity:ipc-hdbw4x00_firmware","dahuasecurity:ipc-hdbw5x00_firmware","dahuasecurity:ipc-hdw4300s_firmware","dahuasecurity:ipc-hdw4x00_firmware","dahuasecurity:ipc-hdw5x00_firmware","dahuasecurity:ipc-hf5x00_firmware","dahuasecurity:ipc-hfw4x00_firmware","dahuasecurity:ipc-hfw5x00_firmware","dahuasecurity:nvr11hs_firmware"],"source":"nvd","synced_at":"2026-10-19T20:47:01.408438353+00:00"},"epss":{"cve":"CVE-2017-9316","score":0.01893,"percentile":0.79604,"date":"2026-10-31"},"kev":null,"osv":[],"attribution":["This product uses the NVD API but is not endorsed or certified by the NVD.","EPSS scores: FIRST Exploit Prediction Scoring System, https://www.first.org/epss","Known exploited vulnerabilities: CISA Known Exploited Vulnerabilities Catalog, https://www.cisa.gov/known-exploited-vulnerabilities-catalog","Package advisories: OSV (https://osv.dev), from the GitHub Advisory Database, PyPA, Go, RustSec and other ecosystem databases, under CC-BY 4.0 or CC0","CVE records: the CVE Program's CVE List (https://www.cve.org), under its terms of use (https://www.cve.org/Legal/TermsOfUse). CVE is a registered trademark of The MITRE Corporation; this product is not affiliated with the CVE Program."]}