high7.5
CVE-2018-13197
The sell function of a smart contract implementation for Welfare Token Fund (WTF), an Ethereum token, has an integer overflow in which "amount * sellPrice" can…
Impact
The sell function of a smart contract implementation for Welfare Token Fund (WTF), an Ethereum token, has an integer overflow in which "amount * sellPrice" can be zero, consequently reducing a seller's assets.
Affected products
| Vendor | Product | Affected versions |
|---|---|---|
| Welfare Token Fund Project | Welfare Token Fund | All versions |
Weakness classification
References
- NVD record
- CVE.org record
- https://github.com/BlockChainsSecurity/EtherTokens/blob/master/ETHEREUMBLACK/sell%20integer%20overflow.md
- https://github.com/BlockChainsSecurity/EtherTokens/tree/master/WelfareTokenFund
- https://github.com/BlockChainsSecurity/EtherTokens/blob/master/ETHEREUMBLACK/sell%20integer%20overflow.md
- https://github.com/BlockChainsSecurity/EtherTokens/tree/master/WelfareTokenFund