PT-2018-11923 · Ethereum · Gsi

Published 2018-07-09 · Updated 2018-08-29 · CVE-2018-13540

Positive Technologies (AI Summary)

CVSS v2.0

5.0

Medium

Base vector

AV:N/AC:L/Au:N/C:N/I:P/A:N

Name of the Vulnerable Software and Affected Versions GSI (affected versions not specified)

Description The issue concerns an integer overflow in the mintToken function of a smart contract implementation for GSI, an Ethereum token. This overflow allows the owner of the contract to set the balance of an arbitrary user to any value.

Recommendations At the moment, there is no information about a newer version that contains a fix for this vulnerability.

Exploit

Integer Overflow

Weakness Enumeration

CWE-190

Related Identifiers

CVE-2018-13540

Affected Products

Gsi

References · 3

• 🔥 https://github.com/BlockChainsSecurity/EtherTokens/blob/master/GEMCHAIN/mint%20integer%20overflow.md · Exploit
• https://nvd.nist.gov/vuln/detail/CVE-2018-13540 · Security Note
• https://github.com/BlockChainsSecurity/EtherTokens/tree/master/GSI · Note