What’s Vulnerable › Vulnerabilities

CVE-2018-13464

• Severity: high (CVSS 7.5 v3.0)
• Exploited in the wild: not listed in CISA KEV
• EPSS: 1.1% probability of exploitation in the next 30 days
• Public exploit or detection template: yes
• Published: 2018-07-09 · updated 2026-06-17
• Weakness: CWE-190

Description

The mintToken function of a smart contract implementation for t_swap, an Ethereum token, has an integer overflow that allows the owner of the contract to set the balance of an arbitrary user to any value.

Affected products

• T-Swap-Token Project T-Swap-Token: all versions

References

• https://github.com/BlockChainsSecurity/EtherTokens/blob/master/GEMCHAIN/mint%20integer%20overflow.md
• https://github.com/BlockChainsSecurity/EtherTokens/tree/master/t_swap
• https://github.com/BlockChainsSecurity/EtherTokens/blob/master/GEMCHAIN/mint%20integer%20overflow.md
• https://github.com/BlockChainsSecurity/EtherTokens/tree/master/t_swap

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