---
cve: "CVE-2018-3892"
severity: "CRITICAL"
cvss: 9.6
epss: "2.7%"
vendor: "Unknown"
kev: false
exploited: false
published: "2018-11-02 17:29:00"
tags: [cve, security, critical]
source: tsecurity.de CVE-Dossier
exported: "2026-09-04T01:54:22+02:00"
---

# CVE-2018-3892

> 9.6 CRITICAL

## Beschreibung

An exploitable firmware downgrade vulnerability exists in the time syncing functionality of Yi Home Camera 27US 1.8.7.0D. A specially crafted packet can cause a buffer overflow, resulting in code execution. An attacker can intercept and alter network traffic to trigger this vulnerability.

## CVSS-Vektor

```
CVSS:3.0/AV:A/AC:L/PR:N/UI:N/S:C/C:H/I:H/A:H
```

| Metrik | Wert | Bewertung |
|---|---|---|
| AV Angriffsvektor | Benachbart | warn |
| AC Komplexität | Gering | bad |
| PR Privilegien | Keine | bad |
| UI Interaktion | Keine | bad |
| S Scope | Verändert | bad |
| C Vertraulichkeit | Hoch | bad |
| I Integrität | Hoch | bad |
| A Verfügbarkeit | Hoch | bad |

## Referenzen

- <https://www.talosintelligence.com/vulnerability_reports/TALOS-2018-0567>

---
_Exportiert aus dem [tsecurity.de CVE-Dossier](https://tsecurity.de/cve?cve=CVE-2018-3892) · Datenquellen: EUVD (ENISA), NVD, OSV, CISA KEV, FIRST EPSS, Exploit-DB, BSI BITS_