Integer overflow in Useless Ethereum Token (UET) implementation



Risk High
Patch available NO
Number of vulnerabilities 1
CVE-ID CVE-2018-10468
CWE-ID CWE-190
Exploitation vector Network
Public exploit This vulnerability is being exploited in the wild.
Vulnerable software
 Useless Ethereum Token
Client/Desktop applications / Other client software

Vendor Useless Ethereum Token

Security Bulletin

This security bulletin contains one high risk vulnerability.

1) Integer overflow

EUVDB-ID: #VU12285

Risk: High

CVSSv3.1: 9.4 [CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:L/E:H/RL:U/RC:C]

CVE-ID: CVE-2018-10468

CWE-ID: CWE-190 - Integer overflow

Exploit availability: No

Description

The vulnerability allows a remote attacker to steal digital assets.

The vulnerability exists due to integer overflow within the transferFrom() function of a smart contract implementation for Useless Ethereum Token (UET). A remote attacker can steal assets (e.g., transfer all victims' balances into their account) because certain computations involving _value are incorrect.

The vulnerability was dubbed "transferFlaw" and has been exploited in the wild in December 2017.

Mitigation

Cybersecurity Help is currently unaware of any official solution to address this vulnerability.

Vulnerable software versions

Useless Ethereum Token: All versions

CPE2.3 External links

http://peckshield.com/2018/04/28/transferFlaw/


Q & A

Can this vulnerability be exploited remotely?

Yes. This vulnerability can be exploited by a remote non-authenticated attacker via the Internet.

Is there known malware, which exploits this vulnerability?

Yes. This vulnerability is being exploited in the wild.



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