CVE-2025-66176 (GCVE-0-2025-66176)
Vulnerability from cvelistv5 – Published: 2026-01-13 01:47 – Updated: 2026-03-18 15:28
VLAI?
Summary
There is a Stack 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.
Severity ?
8.8 (High)
CWE
- CWE-121 - Stack-based Buffer Overflow
Assigner
References
Impacted products
| Vendor | Product | Version | ||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Hikvision | DS-K1T331 |
Affected:
Versions below V3.7.80
|
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Credits
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"containers": "{\"adp\": [{\"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\"}}, {\"title\": \"CISA ADP Vulnrichment\", \"metrics\": [{\"other\": {\"type\": \"ssvc\", \"content\": {\"id\": \"CVE-2025-66176\", \"role\": \"CISA Coordinator\", \"options\": [{\"Exploitation\": \"none\"}, {\"Automatable\": \"no\"}, {\"Technical Impact\": \"total\"}], \"version\": \"2.0.3\", \"timestamp\": \"2026-01-13T14:32:35.447766Z\"}}}], \"problemTypes\": [{\"descriptions\": [{\"lang\": \"en\", \"type\": \"CWE\", \"cweId\": \"CWE-121\", \"description\": \"CWE-121 Stack-based Buffer Overflow\"}]}], \"providerMetadata\": {\"orgId\": \"134c704f-9b21-4f2e-91b3-4a467353bcc0\", \"shortName\": \"CISA-ADP\", \"dateUpdated\": \"2026-01-13T14:32:38.543Z\"}}], \"cna\": {\"credits\": [{\"lang\": \"en\", \"type\": \"finder\", \"value\": \"Matt Wiseman of Cisco Talos\"}], \"metrics\": [{\"format\": \"CVSS\", \"cvssV3_1\": {\"scope\": \"UNCHANGED\", \"version\": \"3.1\", \"baseScore\": 8.8, \"attackVector\": \"ADJACENT_NETWORK\", \"baseSeverity\": \"HIGH\", \"vectorString\": \"CVSS:3.1/AV:A/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H\", \"integrityImpact\": \"HIGH\", \"userInteraction\": \"NONE\", \"attackComplexity\": \"LOW\", \"availabilityImpact\": \"HIGH\", \"privilegesRequired\": \"NONE\", \"confidentialityImpact\": \"HIGH\"}, \"scenarios\": [{\"lang\": \"en\", \"value\": \"GENERAL\"}]}], \"affected\": [{\"vendor\": \"Hikvision\", \"product\": \"DS-K1T331\", \"versions\": [{\"status\": \"affected\", \"version\": \"Versions below V3.7.80\"}]}, {\"vendor\": \"Hikvision\", \"product\": \"DS-K1T341A/K1T341B\", \"versions\": [{\"status\": \"affected\", \"version\": \"Versions below V3.7.80\"}]}, {\"vendor\": \"Hikvision\", \"product\": \"DS-K1T671/K5671\", \"versions\": [{\"status\": \"affected\", \"version\": \"Versions below V3.7.80\"}]}, {\"vendor\": \"Hikvision\", \"product\": \"DS-K1T672\", \"versions\": [{\"status\": \"affected\", \"version\": \"Versions below V3.7.80\"}]}, {\"vendor\": \"Hikvision\", \"product\": \"DS-K1T680\", \"versions\": [{\"status\": \"affected\", \"version\": \"Versions below V3.7.80\"}]}, {\"vendor\": \"Hikvision\", \"product\": \"DS-K1T981\", \"versions\": [{\"status\": \"affected\", \"version\": \"Versions below V3.7.80\"}]}, {\"vendor\": \"Hikvision\", \"product\": \"DS-K1T341C\", \"versions\": [{\"status\": \"affected\", \"version\": \"Versions below V3.3.180\"}]}, {\"vendor\": \"Hikvision\", \"product\": \"DS-K1T670/K1T673\", \"versions\": [{\"status\": \"affected\", \"version\": \"Versions below V4.48.0\"}]}, {\"vendor\": \"Hikvision\", \"product\": \"DS-K1T8003\", \"versions\": [{\"status\": \"affected\", \"version\": \"Versions below V1.4.21\"}]}, {\"vendor\": \"Hikvision\", \"product\": \"DS-K1T804A\", \"versions\": [{\"status\": \"affected\", \"version\": \"Versions below V1.4.22\"}]}, {\"vendor\": \"Hikvision\", \"product\": \"DS-K1T8003/8004\", \"versions\": [{\"status\": \"affected\", \"version\": \"Versions below V1.4.21\"}]}, {\"vendor\": \"Hikvision\", \"product\": \"DS-K1T804A\", \"versions\": [{\"status\": \"affected\", \"version\": \"Versions below V1.4.22\"}]}, {\"vendor\": \"Hikvision\", \"product\": \"DS-K1T804B\", \"versions\": [{\"status\": \"affected\", \"version\": \"Versions below V1.4.23\"}]}, {\"vendor\": \"Hikvision\", \"product\": \"DS-K1T201A/K1T105A\", \"versions\": [{\"status\": \"affected\", \"version\": \"Versions below V1.3.65\"}]}, {\"vendor\": \"Hikvision\", \"product\": \"DS-K1T342/K1T343/K1T344/DS-K1T6QT-F72/F43\", \"versions\": [{\"status\": \"affected\", \"version\": \"Versions below V4.48.0\"}]}, {\"vendor\": \"Hikvision\", \"product\": \"DS-K1T8005/DS-K1T808\", \"versions\": [{\"status\": \"affected\", \"version\": \"Versions below V3.25.40\"}]}, {\"vendor\": \"Hikvision\", \"product\": \"DS-K1T320/DS-K1T321\", \"versions\": [{\"status\": \"affected\", \"version\": \"Versions below V3.9.40\"}]}, {\"vendor\": \"Hikvision\", \"product\": \"DS-K1T323/DS-K1T510\", \"versions\": [{\"status\": \"affected\", \"version\": \"Versions below V4.23.41\"}]}, {\"vendor\": \"Hikvision\", \"product\": \"DS-K5033\", \"versions\": [{\"status\": \"affected\", \"version\": \"Versions below V4.37.40\"}]}], \"references\": [{\"url\": \"https://www.hikvision.com/en/support/cybersecurity/security-advisory/buffer-overflow-vulnerabilities-in-some-hikvision-products/\"}], \"x_generator\": {\"engine\": \"cveClient/1.0.15\"}, \"descriptions\": [{\"lang\": \"en\", \"value\": \"There is a Stack overflow Vulnerability in the device Search and Discovery feature of Hikvision Access Control Products. 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"cveMetadata": "{\"cveId\": \"CVE-2025-66176\", \"state\": \"PUBLISHED\", \"dateUpdated\": \"2026-03-18T15:28:09.433Z\", \"dateReserved\": \"2025-11-24T08:59:35.903Z\", \"assignerOrgId\": \"da451dce-859b-4e51-8b87-9c8b60d19b32\", \"datePublished\": \"2026-01-13T01:47:27.191Z\", \"assignerShortName\": \"hikvision\"}",
"dataType": "CVE_RECORD",
"dataVersion": "5.2"
}
}
}
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Sightings
| Author | Source | Type | Date |
|---|
Nomenclature
- Seen: The vulnerability was mentioned, discussed, or observed by the user.
- Confirmed: The vulnerability has been validated from an analyst's perspective.
- Published Proof of Concept: A public proof of concept is available for this vulnerability.
- Exploited: The vulnerability was observed as exploited by the user who reported the sighting.
- Patched: The vulnerability was observed as successfully patched by the user who reported the sighting.
- Not exploited: The vulnerability was not observed as exploited by the user who reported the sighting.
- Not confirmed: The user expressed doubt about the validity of the vulnerability.
- Not patched: The vulnerability was not observed as successfully patched by the user who reported the sighting.
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