Vulnerability Description
The mintToken function of a smart contract implementation for MMTCoin (MMT), 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.
CVSS Score
7.5
HIGH
CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:H/A:N
Affected Products
| Vendor | Product | Versions |
|---|---|---|
| Mmtcoin Project | Mmtcoin | - |
Related Weaknesses (CWE)
References
- https://github.com/BlockChainsSecurity/EtherTokens/blob/master/GEMCHAIN/mint%20iExploitThird Party Advisory
- https://github.com/BlockChainsSecurity/EtherTokens/tree/master/MMTCoinTokenThird Party Advisory
- https://github.com/BlockChainsSecurity/EtherTokens/blob/master/GEMCHAIN/mint%20iExploitThird Party Advisory
- https://github.com/BlockChainsSecurity/EtherTokens/tree/master/MMTCoinTokenThird Party Advisory
FAQ
What is CVE-2018-13186?
CVE-2018-13186 is a vulnerability with a CVSS score of 7.5 (HIGH). The mintToken function of a smart contract implementation for MMTCoin (MMT), an Ethereum token, has an integer overflow that allows the owner of the contract to set the balance of an arbitrary user to...
How severe is CVE-2018-13186?
CVE-2018-13186 has been rated HIGH with a CVSS base score of 7.5/10. Review the CVSS metrics above for detailed severity breakdown.
Is there a patch for CVE-2018-13186?
Check the references section above for vendor advisories and patch information. Affected products include: Mmtcoin Project Mmtcoin.