CVE-2018-14063

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Published: 15/07/2018 Updated: 12/09/2018

CVSS v2 Base Score: 7.5 | Impact Score: 6.4 | Exploitability Score: 10

CVSS v3 Base Score: 9.8 | Impact Score: 5.9 | Exploitability Score: 3.9

VMScore: 668

Vector: AV:N/AC:L/Au:N/C:P/I:P/A:P

The increaseApproval function of a smart contract implementation for Tracto (TRCT), an Ethereum ERC20 token, has an integer overflow.

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tracto tracto -

Hello,I found an integer overflow in increaseApproval functionAnd it doesn't use the safe function to add value code addresss: etherscanio/address/0x30ceCB5461A449A90081F5a5F55db4e048397BAB vuln code: function increaseApproval (address _spender, uint _addedValue) returns (bool success) { //allowed[msgsender][_spend ...

CWE-190 https://github.com/tracto2/Tracto-ERC20/issues/1 https://nvd.nist.gov http://seclists.org/fulldisclosure/2018/Jul/84

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CVE-2018-14063

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