What is CVE-2018-13189?

CVE-2018-13189 is a high-severity vulnerability in Unolabo Project, classified under Integer Overflow or Wraparound. CVSS score: 7.5/10. Published 2018-07-05.

How severe is CVE-2018-13189?

High severity. CVSS v3 base score is 7.5 out of 10.

Integer overflow in Unolabo Project

CVE-2018-13189

The mint function of a smart contract implementation for Unolabo (UNLB), 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

Published 2018-07-05 · last modified 2026-06-17.

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.

EPSS exploit prediction

EPSS: 0.011 (64.1th percentile), scored 2026-09-29.

Low probability of exploitation in the next 30 days, but still tracked. 64th percentile — 64.1% of CVEs in the catalogue have a lower EPSS than this one. How to read EPSS.

EPSS over last 30 days · oldest: 0.011 · newest: 0.011 · change: 0.000

Affected products

Unolabo Project

Weakness classification (CWE)

CWE-190 — Integer Overflow or Wraparound

References

github.com/BlockChainsSecurity/EtherTokens/tree/master/UNLB (Third Party Advisory)
github.com/BlockChainsSecurity/EtherTokens/blob/master/GEMCHAIN/mint integer ov… (Exploit, Third Party Advisory)

Frequently asked questions

What is CVE-2018-13189?: CVE-2018-13189 is a high-severity vulnerability in Unolabo Project, classified under Integer Overflow or Wraparound. CVSS score: 7.5/10. Published 2018-07-05.
How severe is CVE-2018-13189?: High severity. CVSS v3 base score is 7.5 out of 10.