Vulnerability CVE-2018-13675


Published: 2018-07-09

Description:
The mintToken function of a smart contract implementation for YAMBYO, 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.

Type:

CWE-190

(Integer Overflow or Wraparound)

Vendor: Yambyo project
Product: Yambyo 

CVSS2 => (AV:N/AC:L/Au:N/C:N/I:P/A:N)

CVSS Base Score
Impact Subscore
Exploitability Subscore
5/10
2.9/10
10/10
Exploit range
Attack complexity
Authentication
Remote
Low
No required
Confidentiality impact
Integrity impact
Availability impact
None
Partial
None

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

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