CVE-2018-12511 — HIGH (7.5)

Vulnerability 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.

CVSS Score

7.5

HIGH

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

Attack Vector

NETWORK

Attack Complexity

LOW

Privileges Required

NONE

User Interaction

NONE

Scope

UNCHANGED

Confidentiality

NONE

Integrity

HIGH

Availability

NONE

Affected Products

Vendor	Product	Versions
Substratum	Substratum	-

Related Weaknesses (CWE)

CWE-190

References

https://github.com/n0pn0pn0p/smart_contract_-vulnerability/blob/master/PolyAi.mdExploitThird Party Advisory
https://github.com/n0pn0pn0p/smart_contract_-vulnerability/blob/master/PolyAi.mdExploitThird Party Advisory

FAQ

What is CVE-2018-12511?

CVE-2018-12511 is a vulnerability with a CVSS score of 7.5 (HIGH). 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 ...

How severe is CVE-2018-12511?

CVE-2018-12511 has been rated HIGH with a CVSS base score of 7.5/10. Review the CVSS metrics above for detailed severity breakdown.

Is there a patch for CVE-2018-12511?

Check the references section above for vendor advisories and patch information. Affected products include: Substratum Substratum.