High severity7.5NVD Advisory· Published Dec 31, 2019· Updated Jun 17, 2026

CVE-2018-19831

Description

The ToOwner() function of a smart contract implementation for Cryptbond Network (CBN), an tradable Ethereum ERC20 token, allows attackers to change the owner of the contract, because the function does not check the caller's identity.

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Affected products

Cryptbond Network (CBN)/Cryptbond Network (CBN)description
Cryptbond Network/Cryptbond Networkllm-create

Patches

Vulnerability mechanics

References

github.com/SmartContractResearcher/SmartContractSecurity/blob/master/New%20Vulnerabilities%20Allow%20Anyone%20to%20Own%20Certain%20ERC20-Based%20Smart%20Contracts%28CVE-2018-19830%2C%20CVE-2018-19831%2C%20CVE-2018-19832%2C%20CVE-2018-19833%2C%20CVE-2018-19834%29/README.mdnvd

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