What’s Vulnerable › Vulnerabilities

CVE-2018-13550

• Severity: high (CVSS 7.5 v3.0)
• Exploited in the wild: not listed in CISA KEV
• EPSS: 1.0% probability of exploitation in the next 30 days
• Public exploit or detection template: none known
• Published: 2018-07-09 · updated 2026-06-17
• Weakness: CWE-190

Description

The mintToken function of a smart contract implementation for Coquinho Coin (CQNC) (Contract Name: CoquinhoERC20), 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

• Coquinhoerc20 Project Coquinhoerc20: all versions

References

• https://github.com/BlockChainsSecurity/EtherTokens/blob/master/GEMCHAIN/mint%20integer%20overflow.md
• https://github.com/BlockChainsSecurity/EtherTokens/tree/master/ERC20
• https://github.com/BlockChainsSecurity/EtherTokens/blob/master/GEMCHAIN/mint%20integer%20overflow.md
• https://github.com/BlockChainsSecurity/EtherTokens/tree/master/ERC20

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