Integer overflow in Upaytoken Project

CVE-2018-13563

The mintToken function of a smart contract implementation for UPayToken, 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.

Vulnerability class: Integer Overflow

EPSS: 0.011 (62.1th percentile) — read the EPSS interpretation.

CVSS v3 metric

CVSS v3 base score 7.5 (High). Vector: CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:H/A:N.

Affected products

Weakness classification (CWE)

References

Frequently asked questions

What is CVE-2018-13563?
CVE-2018-13563 is a high-severity vulnerability in Upaytoken Project, classified under Integer Overflow or Wraparound. CVSS score: 7.5/10. Published 2018-07-09.
How severe is CVE-2018-13563?
High severity. CVSS v3 base score is 7.5 out of 10.