CVE-2018-11239

7.5 highEPSS 0.9%

High (7.5) in hexagontoken hexagon. EPSS 0.9% chance of exploitation in the next 30 days.

An integer overflow in the _transfer function of a smart contract implementation for Hexagon (HXG), an Ethereum ERC20 token, allows attackers to accomplish an unauthorized increase of digital assets by providing a _to argument in conjunction with a large _value argument, as exploited in the wild in May 2018, aka the "burnOverflow" issue.

Severity

CVSS 3.0

7.5 high

CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:H/A:N

EPSS: 0.9% chance of exploitation in the next 30 days; higher than 59% of CVEs (scores of 2026-10-31)
CWE: CWE-190
Published: 2018-05-19
Modified: 2026-06-17
Record from: the NVD, synced 2026-10-19

Affected

hexagontoken:hexagon

References

https://peckshield.com/2018/05/18/burnOverflow/
https://peckshield.com/2018/05/18/burnOverflow/

Check your stack JSON