What is CVE-2018-13163?

CVE-2018-13163 is a high-severity vulnerability in Ethernet Cash Project, classified under Integer Overflow or Wraparound. CVSS score: 7.5/10. Published 2018-07-05.

How severe is CVE-2018-13163?

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

Is CVE-2018-13163 known to be exploited?

2 public proof-of-concept repositories are indexed. Not currently listed in the CISA KEV catalog.

Integer overflow in Ethernet Cash Project

CVE-2018-13163

The mintToken function of a smart contract implementation for Ethernet Cash (ENC), 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: 0.010 (61.3th percentile), scored 2026-10-03.

Very low probability of exploitation in the next 30 days; routine patching cadence is appropriate. 61st percentile — 61.3% of CVEs in the catalogue have a lower EPSS than this one. How to read EPSS.

EPSS over last 30 days · oldest: 0.010 · newest: 0.010 · change: 0.000

Affected products

Ethernet Cash Project

Weakness classification (CWE)

CWE-190 — Integer Overflow or Wraparound

Public proof-of-concept exploits

References

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

Frequently asked questions

What is CVE-2018-13163?: CVE-2018-13163 is a high-severity vulnerability in Ethernet Cash Project, classified under Integer Overflow or Wraparound. CVSS score: 7.5/10. Published 2018-07-05.
How severe is CVE-2018-13163?: High severity. CVSS v3 base score is 7.5 out of 10.
Is CVE-2018-13163 known to be exploited?: 2 public proof-of-concept repositories are indexed. Not currently listed in the CISA KEV catalog.