Answer in brief
CVE-2025-66176 records a High severity (CVSS 8.8) vulnerability in CISA ADP Vulnrichment. The current sources do not mark it as known exploited. The current feed maps Hikvision/DS-K1T201A/K1T105A (generic), Hikvision/DS-K1T320/DS-K1T321 (generic), Hikvision/DS-K1T323/DS-K1T510 (generic), Hikvision/DS-K1T331 (generic) and additional mapped packages. Check affected ranges and fixed versions before updating.
Analysis pending evidence review
HOL Guard separates source facts from reviewed analysis. See the methodology.
CVSS is 8.8. The current sources do not mark it as known exploited. Treat this as a source-backed prioritization signal, not a statement about your environment.
Analysis status
Analysis pending evidence review
Factual feed record only; HOL analysis is not approved for indexing. Read the methodology.
The current feed maps Hikvision/DS-K1T201A/K1T105A (generic), Hikvision/DS-K1T320/DS-K1T321 (generic), Hikvision/DS-K1T323/DS-K1T510 (generic), Hikvision/DS-K1T331 (generic) and additional mapped packages. Check affected ranges and fixed versions before updating.
| Package | Affected range | Fixed version |
|---|---|---|
| Hikvision/DS-K1T201A/K1T105Ageneric | Versions below V1.3.65 | Not reported |
| Hikvision/DS-K1T320/DS-K1T321generic | Versions below V3.9.40 | Not reported |
| Hikvision/DS-K1T323/DS-K1T510generic | Versions below V4.23.41 | Not reported |
| Hikvision/DS-K1T331generic | Versions below V3.7.80 | Not reported |
| Hikvision/DS-K1T341A/K1T341Bgeneric | Versions below V3.7.80 | Not reported |
| Hikvision/DS-K1T341Cgeneric | Versions below V3.3.180 | Not reported |
| Hikvision/DS-K1T342/K1T343/K1T344/DS-K1T6QT-F72/F43generic | Versions below V4.48.0 | Not reported |
| Hikvision/DS-K1T670/K1T673generic | Versions below V4.48.0 | Not reported |
| Hikvision/DS-K1T671/K5671generic | Versions below V3.7.80 | Not reported |
| Hikvision/DS-K1T672generic | Versions below V3.7.80 | Not reported |
| Hikvision/DS-K1T680generic | Versions below V3.7.80 | Not reported |
| Hikvision/DS-K1T8003generic | Versions below V1.4.21 | Not reported |
| Hikvision/DS-K1T8003/8004generic | Versions below V1.4.21 | Not reported |
| Hikvision/DS-K1T8005/DS-K1T808generic | Versions below V3.25.40 | Not reported |
| Hikvision/DS-K1T804Ageneric | Versions below V1.4.22 | Not reported |
| Hikvision/DS-K1T804Bgeneric | Versions below V1.4.23 | Not reported |
| Hikvision/DS-K1T981generic | Versions below V3.7.80 | Not reported |
| Hikvision/DS-K5033generic | Versions below V4.37.40 | Not reported |
Published upstream
Jan 13, 2026
Evidence: source:cvelist:source_dates:source-dates:recordSource modified
Jul 9, 2026
Evidence: source:cvelist:source_dates:source-dates:recordFirst seen by HOL
Jul 9, 2026
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.
Quoted source text, attributed separately from HOL analysis.
Answer in brief
CVE-2025-66176 records a High severity (CVSS 8.8) vulnerability in CISA ADP Vulnrichment. The current sources do not mark it as known exploited. The current feed maps Hikvision/DS-K1T201A/K1T105A (generic), Hikvision/DS-K1T320/DS-K1T321 (generic), Hikvision/DS-K1T323/DS-K1T510 (generic), Hikvision/DS-K1T331 (generic) and additional mapped packages. Check affected ranges and fixed versions before updating.
Analysis pending evidence review
HOL Guard separates source facts from reviewed analysis. See the methodology.
CVSS is 8.8. The current sources do not mark it as known exploited. Treat this as a source-backed prioritization signal, not a statement about your environment.
Analysis status
Analysis pending evidence review
Factual feed record only; HOL analysis is not approved for indexing. Read the methodology.
The current feed maps Hikvision/DS-K1T201A/K1T105A (generic), Hikvision/DS-K1T320/DS-K1T321 (generic), Hikvision/DS-K1T323/DS-K1T510 (generic), Hikvision/DS-K1T331 (generic) and additional mapped packages. Check affected ranges and fixed versions before updating.
| Package | Affected range | Fixed version |
|---|---|---|
| Hikvision/DS-K1T201A/K1T105Ageneric | Versions below V1.3.65 | Not reported |
| Hikvision/DS-K1T320/DS-K1T321generic | Versions below V3.9.40 | Not reported |
| Hikvision/DS-K1T323/DS-K1T510generic | Versions below V4.23.41 | Not reported |
| Hikvision/DS-K1T331generic | Versions below V3.7.80 | Not reported |
| Hikvision/DS-K1T341A/K1T341Bgeneric | Versions below V3.7.80 | Not reported |
| Hikvision/DS-K1T341Cgeneric | Versions below V3.3.180 | Not reported |
| Hikvision/DS-K1T342/K1T343/K1T344/DS-K1T6QT-F72/F43generic | Versions below V4.48.0 | Not reported |
| Hikvision/DS-K1T670/K1T673generic | Versions below V4.48.0 | Not reported |
| Hikvision/DS-K1T671/K5671generic | Versions below V3.7.80 | Not reported |
| Hikvision/DS-K1T672generic | Versions below V3.7.80 | Not reported |
| Hikvision/DS-K1T680generic | Versions below V3.7.80 | Not reported |
| Hikvision/DS-K1T8003generic | Versions below V1.4.21 | Not reported |
| Hikvision/DS-K1T8003/8004generic | Versions below V1.4.21 | Not reported |
| Hikvision/DS-K1T8005/DS-K1T808generic | Versions below V3.25.40 | Not reported |
| Hikvision/DS-K1T804Ageneric | Versions below V1.4.22 | Not reported |
| Hikvision/DS-K1T804Bgeneric | Versions below V1.4.23 | Not reported |
| Hikvision/DS-K1T981generic | Versions below V3.7.80 | Not reported |
| Hikvision/DS-K5033generic | Versions below V4.37.40 | Not reported |
Published upstream
Jan 13, 2026
Evidence: source:cvelist:source_dates:source-dates:recordSource modified
Jul 9, 2026
Evidence: source:cvelist:source_dates:source-dates:recordFirst seen by HOL
Jul 9, 2026
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.
Quoted source text, attributed separately from HOL analysis.