{
    "dataType": "CVE_RECORD",
    "dataVersion": "5.2",
    "cveMetadata": {
        "cveId": "CVE-2025-66176",
        "assignerOrgId": "da451dce-859b-4e51-8b87-9c8b60d19b32",
        "state": "PUBLISHED",
        "assignerShortName": "hikvision",
        "dateReserved": "2025-11-24T08:59:35.903Z",
        "datePublished": "2026-01-13T01:47:27.191Z",
        "dateUpdated": "2026-07-09T06:21:34.763Z"
    },
    "containers": {
        "cna": {
            "descriptions": [
                {
                    "lang": "en",
                    "value": "There is a Buffer overflow Vulnerability in the device Search and Discovery feature of Hikvision Access Control Products. 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."
                }
            ],
            "affected": [
                {
                    "vendor": "Hikvision",
                    "product": "DS-K1T331",
                    "versions": [
                        {
                            "version": "Versions below V3.7.80",
                            "status": "affected"
                        }
                    ]
                },
                {
                    "vendor": "Hikvision",
                    "product": "DS-K1T341A/K1T341B",
                    "versions": [
                        {
                            "version": "Versions below V3.7.80",
                            "status": "affected"
                        }
                    ]
                },
                {
                    "vendor": "Hikvision",
                    "product": "DS-K1T671/K5671",
                    "versions": [
                        {
                            "version": "Versions below V3.7.80",
                            "status": "affected"
                        }
                    ]
                },
                {
                    "vendor": "Hikvision",
                    "product": "DS-K1T672",
                    "versions": [
                        {
                            "version": "Versions below V3.7.80",
                            "status": "affected"
                        }
                    ]
                },
                {
                    "vendor": "Hikvision",
                    "product": "DS-K1T680",
                    "versions": [
                        {
                            "version": "Versions below V3.7.80",
                            "status": "affected"
                        }
                    ]
                },
                {
                    "vendor": "Hikvision",
                    "product": "DS-K1T981",
                    "versions": [
                        {
                            "version": "Versions below V3.7.80",
                            "status": "affected"
                        }
                    ]
                },
                {
                    "vendor": "Hikvision",
                    "product": "DS-K1T341C",
                    "versions": [
                        {
                            "version": "Versions below V3.3.180",
                            "status": "affected"
                        }
                    ]
                },
                {
                    "vendor": "Hikvision",
                    "product": "DS-K1T670/K1T673",
                    "versions": [
                        {
                            "version": "Versions below V4.48.0",
                            "status": "affected"
                        }
                    ]
                },
                {
                    "vendor": "Hikvision",
                    "product": "DS-K1T8003",
                    "versions": [
                        {
                            "version": "Versions below V1.4.21",
                            "status": "affected"
                        }
                    ]
                },
                {
                    "vendor": "Hikvision",
                    "product": "DS-K1T804A",
                    "versions": [
                        {
                            "version": "Versions below V1.4.22",
                            "status": "affected"
                        }
                    ]
                },
                {
                    "vendor": "Hikvision",
                    "product": "DS-K1T8003/8004",
                    "versions": [
                        {
                            "version": "Versions below V1.4.21",
                            "status": "affected"
                        }
                    ]
                },
                {
                    "vendor": "Hikvision",
                    "product": "DS-K1T804A",
                    "versions": [
                        {
                            "version": "Versions below V1.4.22",
                            "status": "affected"
                        }
                    ]
                },
                {
                    "vendor": "Hikvision",
                    "product": "DS-K1T804B",
                    "versions": [
                        {
                            "version": "Versions below V1.4.23",
                            "status": "affected"
                        }
                    ]
                },
                {
                    "vendor": "Hikvision",
                    "product": "DS-K1T201A/K1T105A",
                    "versions": [
                        {
                            "version": "Versions below V1.3.65",
                            "status": "affected"
                        }
                    ]
                },
                {
                    "vendor": "Hikvision",
                    "product": "DS-K1T342/K1T343/K1T344/DS-K1T6QT-F72/F43",
                    "versions": [
                        {
                            "version": "Versions below V4.48.0",
                            "status": "affected"
                        }
                    ]
                },
                {
                    "vendor": "Hikvision",
                    "product": "DS-K1T8005/DS-K1T808",
                    "versions": [
                        {
                            "version": "Versions below V3.25.40",
                            "status": "affected"
                        }
                    ]
                },
                {
                    "vendor": "Hikvision",
                    "product": "DS-K1T320/DS-K1T321",
                    "versions": [
                        {
                            "version": "Versions below V3.9.40",
                            "status": "affected"
                        }
                    ]
                },
                {
                    "vendor": "Hikvision",
                    "product": "DS-K1T323/DS-K1T510",
                    "versions": [
                        {
                            "version": "Versions below V4.23.41",
                            "status": "affected"
                        }
                    ]
                },
                {
                    "vendor": "Hikvision",
                    "product": "DS-K5033",
                    "versions": [
                        {
                            "version": "Versions below V4.37.40",
                            "status": "affected"
                        }
                    ]
                }
            ],
            "references": [
                {
                    "url": "https://www.hikvision.com/en/support/cybersecurity/security-advisory/buffer-overflow-vulnerabilities-in-some-hikvision-products/"
                }
            ],
            "credits": [
                {
                    "lang": "en",
                    "value": "Matt Wiseman of Cisco Talos",
                    "type": "finder"
                }
            ],
            "metrics": [
                {
                    "format": "CVSS",
                    "scenarios": [
                        {
                            "lang": "en",
                            "value": "GENERAL"
                        }
                    ],
                    "cvssV3_1": {
                        "version": "3.1",
                        "attackVector": "ADJACENT_NETWORK",
                        "attackComplexity": "LOW",
                        "privilegesRequired": "NONE",
                        "userInteraction": "NONE",
                        "scope": "UNCHANGED",
                        "confidentialityImpact": "HIGH",
                        "integrityImpact": "HIGH",
                        "availabilityImpact": "HIGH",
                        "baseScore": 8.8,
                        "baseSeverity": "HIGH",
                        "vectorString": "CVSS:3.1/AV:A/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H"
                    }
                }
            ],
            "x_generator": {
                "engine": "cveClient/1.0.15"
            },
            "providerMetadata": {
                "orgId": "da451dce-859b-4e51-8b87-9c8b60d19b32",
                "shortName": "hikvision",
                "dateUpdated": "2026-07-09T06:21:34.763Z"
            }
        },
        "adp": [
            {
                "problemTypes": [
                    {
                        "descriptions": [
                            {
                                "type": "CWE",
                                "cweId": "CWE-121",
                                "lang": "en",
                                "description": "CWE-121 Stack-based Buffer Overflow"
                            }
                        ]
                    }
                ],
                "metrics": [
                    {
                        "other": {
                            "type": "ssvc",
                            "content": {
                                "timestamp": "2026-01-13T14:32:35.447766Z",
                                "id": "CVE-2025-66176",
                                "options": [
                                    {
                                        "Exploitation": "none"
                                    },
                                    {
                                        "Automatable": "no"
                                    },
                                    {
                                        "Technical Impact": "total"
                                    }
                                ],
                                "role": "CISA Coordinator",
                                "version": "2.0.3"
                            }
                        }
                    }
                ],
                "title": "CISA ADP Vulnrichment",
                "providerMetadata": {
                    "orgId": "134c704f-9b21-4f2e-91b3-4a467353bcc0",
                    "shortName": "CISA-ADP",
                    "dateUpdated": "2026-01-13T17:28:04.643Z"
                }
            },
            {
                "title": "CVE Program Container",
                "references": [
                    {
                        "url": "https://www.talosintelligence.com/vulnerability_reports/TALOS-2025-2281"
                    }
                ],
                "providerMetadata": {
                    "orgId": "af854a3a-2127-422b-91ae-364da2661108",
                    "shortName": "CVE",
                    "dateUpdated": "2026-03-18T15:28:09.433Z"
                }
            }
        ]
    }
}