CVE Vulnerability

CVE-2018-11239

An integer overflow in the _transfer function of a smart contract implementation for Hexagon (HXG), an Ethereum ERC20 token, allows attackers to accomplish an unauthorized increase of digital assets by providing a _to argument in conjunction with a large _value argument, as exploited in the wild in May 2018, aka the "burnOverflow" issue.

5 /10

CVSS v2.0 :

V3 Legend

Vector :

Exploitability : 10 / Impact : 2.9

Attack Vector

Attack Complexity

Privileges Required

User Interaction

Confidentiality Impact NONE

Integrity Impact PARTIAL

Availability Impact NONE

Scope

7.5 /10

CVSS v3.0 : HIGH

V3 Legend

Vector :

Exploitability : 3.9 / Impact : 3.6

Attack Vector NETWORK

Attack Complexity LOW

Privileges Required NONE

User Interaction NONE

Confidentiality Impact NONE

Integrity Impact HIGH

Availability Impact NONE

Scope UNCHANGED

References
Link Resource
https://peckshield.com/2018/05/18/burnOverflow/ Exploit Third Party Advisory
Configurations

Configuration 1

cpe:2.3:a:hexagontoken:hexagon:-:*:*:*:*:*:*:*
Information

Published : 2018-05-19 06:29

Updated : 2018-06-26 06:41

NVD link : CVE-2018-11239

Mitre link : CVE-2018-11239

Products Affected
No products.
CWE
CWE-190