CVE-2018-12511 Integer overflow in n/a

High 7.5 Published 21 Sep 2018 Updated 5 Aug 2024

An integer overflow in the mintToken function allows administrators to arbitrarily modify user account balances in the Substratum token.

Exploited in the wild: Not known
Login needed: Not needed
Attackable: Over the internet
Victim action needed: Not needed
Fix: None listed

What is CVE-2018-12511?

CVE-2018-12511 is a high-severity vulnerability in n/a, published on 21 Sep 2018. An attacker can exploit it over the internet without logging in, with no action from the victim.

Official description

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.

Weakness: CWE-190

Which versions are affected by CVE-2018-12511?

It affects 1 product.

Products include Substratum Substratum.

How do I fix CVE-2018-12511?

No fix has been published for CVE-2018-12511 yet. Limit exposure of the affected software until one is available.

Is CVE-2018-12511 being exploited?

There is no known exploitation of CVE-2018-12511 in the wild and no public exploit code.

Sources

Also known as GHSA-rw23-7674-g3f6.