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Integer Overflow or Wraparound

CVE-2018-10706

Severity High
Score 7.5/10

Summary

An integer overflow in the transferMulti function of a smart contract implementation for Social Chain (SCA), an Ethereum ERC20 token, allows attackers to accomplish an unauthorized increase of digital assets, aka the "multiOverflow" issue.

  • LOW
  • NETWORK
  • HIGH
  • UNCHANGED
  • NONE
  • NONE
  • NONE
  • NONE

CWE-190 - Integer Overflow or Wraparound

The software performs a calculation that can produce an integer overflow or wraparound, when the logic assumes that the resulting value will always be larger than the original value. This can introduce other weaknesses when the calculation is used for resource management or execution control.

References

Advisory Timeline

  • Published