PT-2018-11714 · Entertoken · Entertoken

Published 2018-07-05 · Updated 2018-08-23 · CVE-2018-13231

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 EnterToken (affected versions not specified)

Description The issue concerns an integer overflow in the sell function of the EnterToken smart contract implementation. Specifically, when amount * sellPrice equals zero, it can lead to a reduction in a seller's assets.

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-2018-13231

Affected Products

Entertoken

References · 3

• 🔥 https://github.com/BlockChainsSecurity/EtherTokens/blob/master/ETHEREUMBLACK/sell%20integer%20overflow.md · Exploit
• https://nvd.nist.gov/vuln/detail/CVE-2018-13231 · Security Note
• https://github.com/BlockChainsSecurity/EtherTokens/tree/master/EnterToken · Note