{"cve":"CVE-2023-28811","nvd":{"published":"2023-11-23T07:15:43.883","modified":"2026-06-17T05:48:49.473","status":"Modified","description":"There is a buffer overflow in the password recovery feature of Hikvision NVR/DVR models. If exploited, an attacker on the same local area network (LAN) could cause the device to malfunction by sending specially crafted packets to an unpatched device.","cvss_v4":null,"cvss_v3":{"version":"3.1","vector":"CVSS:3.1/AV:A/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H","score":6.5},"cwes":["CWE-120"],"references":["https://www.hikvision.com/en/support/cybersecurity/security-advisory/buffer-overflow-vulnerability-in-hikvision-nvr-dvr-devices/","https://www.hikvision.com/en/support/cybersecurity/security-advisory/buffer-overflow-vulnerability-in-hikvision-nvr-dvr-devices/"],"products":["hikvision:ds-7104ni-q1\\(c\\)_firmware","hikvision:ds-7104ni-q1\\(d\\)_firmware","hikvision:ds-7108ni-q1\\(c\\)_firmware","hikvision:ds-7108ni-q1\\(d\\)_firmware","hikvision:ds-7604ni-k1\\(c\\)_firmware","hikvision:ds-7604ni-k1\\/4p\\/4g\\(c\\)_firmware","hikvision:ds-7604ni-q1\\(c\\)_firmware","hikvision:ds-7604ni-q1\\/4p\\(c\\)_firmware","hikvision:ds-7608ni-k1\\/8p\\(c\\)_firmware","hikvision:ds-7608ni-k1\\/8p\\/4g\\(c\\)_firmware","hikvision:ds-7608ni-q1\\(c\\)_firmware","hikvision:ds-7608ni-q1\\/8p\\(c\\)_firmware","hikvision:ds-7608ni-q2\\(c\\)_firmware","hikvision:ds-7608ni-q2\\/8p\\(c\\)_firmware","hikvision:ds-7616ni-k1\\(c\\)_firmware","hikvision:ds-7616ni-q1\\(c\\)_firmware","hikvision:ds-7616ni-q2\\(c\\)_firmware","hikvision:ds-7616ni-q2\\/16p\\(c\\)_firmware","hikvision:dvr_firmware","hikvision:nvr-104mh-c\\(c\\)_firmware","hikvision:nvr-104mh-c\\(d\\)_firmware","hikvision:nvr-104mh-c\\/4p\\(d\\)_firmware","hikvision:nvr-104mh-d\\(c\\)_firmware","hikvision:nvr-104mh-d\\(d\\)_firmware","hikvision:nvr-104mh-d\\/4p\\(c\\)_firmware","hikvision:nvr-108h-d\\(c\\)_firmware","hikvision:nvr-108h-d\\/8p\\(c\\)_firmware","hikvision:nvr-108h-d\\/8p\\(d\\)_firmware","hikvision:nvr-108mh-c\\(c\\)_firmware","hikvision:nvr-108mh-c\\(d\\)_firmware","hikvision:nvr-108mh-c\\/8p\\(c\\)_firmware","hikvision:nvr-108mh-d\\(c\\)_firmware","hikvision:nvr-108mh-d\\(d\\)_firmware","hikvision:nvr-108mh-d\\/8p\\(c\\)_firmware","hikvision:nvr-116mh-c\\(c\\)_firmware","hikvision:nvr-116mh-c\\(d\\)_firmware","hikvision:nvr-208mh-c\\(c\\)_firmware","hikvision:nvr-208mh-c\\/8p\\(d\\)_firmware","hikvision:nvr-216mh-c\\(d\\)_firmware","hikvision:nvr-216mh-c\\/16p\\(d\\)_firmware"],"source":"nvd","synced_at":"2026-10-19T21:42:07.670898610+00:00"},"epss":{"cve":"CVE-2023-28811","score":0.00394,"percentile":0.3367,"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."]}