TI-2018-08980 Aliases CVE-2018-12511 GHSA-rw23-7674-g3f6

In the mintToken function of a smart contract implementation for Substratum (SUB), an…

LOW 35CWE-190Published 2018-09-21 · Updated 2024-08-05

Key facts

Attack vector: Network
Privileges required: None
User interaction: None
Attack complexity: Low
Impact type: —
Confidentiality · integrity · availability: None · High · None
Fix status: No fix listed

Attack profile from CVSS 3.0 · NVD. Fix status from CNA.

Summary

In the mintToken function of a smart contract implementation for Substratum (SUB), an Ethereum ERC20 token, the administrator can control mintedAmount, leverage an integer overflow, and modify a user account's balance arbitrarily.

Why it matters now

EPSS 0.00926 60th percentileScored 2026-11-07

Public exploit Yes 1 exploit referenceTagged by NVD

Fix No fix listed No fixed version in the sources yet

SSVC decision points

Not available: CISA has not published SSVC decision points for this record.

Affected products

Vendor	Product	Affected versions	Fixed in	Status	Source
—	—	all versions	—	No fix listed	CNA

— Vendor— Affected all versions Fixed in — No fix listed CNA

CPE configurations NVD · 1

CPE	Versions	Role	Vendor
cpe:2.3:a:substratum:substratum:-:::::::*	not specified by NVD	Vulnerable	Substratum

cpe:2.3:a:substratum:substratum:-:*:*:*:*:*:*:* Versions not specified by NVD Vulnerable ·Substratum

Remediation

No fixed version listed by the sources yet.

Timeline

2026-10-02 Threatist record created from CVE-2018-12511
2026-10-03 Alias added: GHSA-rw23-7674-g3f6

References

Exploit 1

https://github.com/n0pn0pn0p/smart_contract_-vulnerability/blob/master/PolyAi.md

TI-2018-08659 The mintToken function of a smart contract implementation for Substratum (SUB), a… CVSS 3.0HIGH 7.5
TI-2018-08651 The sell function of a smart contract implementation for Substratum (SUB), a tradable… CVSS 3.0HIGH 7.5

Sources

This product uses the NVD API but is not endorsed or certified by the NVD. Sources and licences