7.5high

CVE-2018-13656

The mintToken function of a smart contract implementation for Sample Token (STK) (Contract Name: cashBackMintable), an Ethereum token, has…

Published 8 y ago · modified 4 mo ago · JSON

CVSS
7.5
v3.0 · NVD
CISA KEV
No
not known exploited
EPSS
1.1%
percentile 65%
Public exploits
0
none known

Summary

The mintToken function of a smart contract implementation for Sample Token (STK) (Contract Name: cashBackMintable), 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.

Exploit prediction (EPSS)

1.07% probability of exploitation in the next 30 days, higher than 65% of all scored CVEs.

CVSS scores

Assigned byVersionScoreVector
NVD3.07.5CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:H/A:N
NVD2.05.0AV:N/AC:L/Au:N/C:N/I:P/A:N

Classification

Weakness
  • CWE-190 Integer Overflow or Wraparound

References

  • github.com /BlockChainsSecurity/EtherTokens/blob/master/GEMCHAIN/mint%20integer%20overflow.md · x_refsource_MISC, x_transferred
  • github.com /BlockChainsSecurity/EtherTokens/tree/master/cashBackMintable · x_refsource_MISC, x_transferred

Sources

vulnwire keeps one entry per vulnerability: the CVE id wins, then GHSA; records that alias each other are merged. Machine-readable: JSON.