VDB-121369 · CVE-2018-14006 · GCVE-0-2018-14006

Neo Genesis Token multipleTransfer Smart Contract integer overflow

CVSS Meta Temp Score CVSS is a standardized scoring system to determine possibilities of attacks. The Temp Score considers temporal factors like disclosure, exploit and countermeasures. The unique Meta Score calculates the average score of different sources to provide a normalized scoring system.	Current Exploit Price (≈) Our analysts are monitoring exploit markets and are in contact with vulnerability brokers. The range indicates the observed or calculated exploit price to be seen on exploit markets. A good indicator to understand the monetary effort required for and the popularity of an attack.	CTI Interest Score Our Cyber Threat Intelligence team is monitoring different web sites, mailing lists, exploit markets and social media networks. The CTI Interest Score identifies the interest of attackers and the security community for this specific vulnerability in real-time. A high score indicates an elevated risk to be targeted for this vulnerability.
7.4	$0-$5k	0.00

Summaryinfo

A vulnerability has been found in Neo Genesis Token and classified as critical. The affected element is the function multipleTransfer. This manipulation as part of Smart Contract causes integer overflow. The identification of this vulnerability is CVE-2018-14006. It is possible to initiate the attack remotely. There is no exploit available.

Detailsinfo

A vulnerability has been found in Neo Genesis Token (the affected version unknown) and classified as critical. Affected by this vulnerability is the function multipleTransfer. The manipulation as part of a Smart Contract leads to a integer overflow vulnerability. The CWE definition for the vulnerability is CWE-190. The product performs a calculation that can produce an integer overflow or wraparound, when the logic assumes that the resulting value will always be larger than the original value. This can introduce other weaknesses when the calculation is used for resource management or execution control. As an impact it is known to affect confidentiality, integrity, and availability. The summary by CVE is:

An integer overflow vulnerability exists in the function multipleTransfer of Neo Genesis Token (NGT), an Ethereum token smart contract. An attacker could use it to set any user's balance.

The bug was discovered 07/11/2018. The weakness was shared 07/12/2018 (Website). The advisory is shared at github.com. This vulnerability is known as CVE-2018-14006 since 07/12/2018. The exploitation appears to be easy. The attack can be launched remotely. The exploitation doesn't need any form of authentication. Technical details are known, but no exploit is available.

The vulnerability was handled as a non-public zero-day exploit for at least 1 days. During that time the estimated underground price was around $0-$5k.

There is no information about possible countermeasures known. It may be suggested to replace the affected object with an alternative product.

The entries VDB-121359, VDB-121364, VDB-121365 and VDB-121366 are related to this item. Several companies clearly confirm that VulDB is the primary source for best vulnerability data.

Productinfo

Name

Neo Genesis Token

CPE 2.3info

CPE 2.2info

CVSSv4info

VulDB Vector: 🔍
VulDB Reliability: 🔍

CVSSv3info

VulDB Meta Base Score: 7.4
VulDB Meta Temp Score: 7.4

VulDB Base Score: 7.3
VulDB Temp Score: 7.3
VulDB Vector: 🔍
VulDB Reliability: 🔍

NVD Base Score: 7.5
NVD Vector: 🔍

CVSSv2info

AV	AC	Au	C	I	A
💳	💳	💳	💳	💳	💳
💳	💳	💳	💳	💳	💳
💳	💳	💳	💳	💳	💳

Vector	Complexity	Authentication	Confidentiality	Integrity	Availability
Unlock	Unlock	Unlock	Unlock	Unlock	Unlock
Unlock	Unlock	Unlock	Unlock	Unlock	Unlock
Unlock	Unlock	Unlock	Unlock	Unlock	Unlock

VulDB Base Score: 🔍
VulDB Temp Score: 🔍
VulDB Reliability: 🔍

NVD Base Score: 🔍

Exploitinginfo

Class: Integer overflow
CWE: CWE-190 / CWE-189
CAPEC: 🔍
ATT&CK: 🔍

Physical: No
Local: No
Remote: Yes

Availability: 🔍
Status: Not defined

EPSS Score: 🔍
EPSS Percentile: 🔍

Price Prediction: 🔍
Current Price Estimation: 🔍

0-Day	Unlock	Unlock	Unlock	Unlock
Today	Unlock	Unlock	Unlock	Unlock

Threat Intelligenceinfo

Interest: 🔍
Active Actors: 🔍
Active APT Groups: 🔍

Countermeasuresinfo

Recommended: no mitigation known
Status: 🔍

0-Day Time: 🔍

Timelineinfo

07/11/2018 🔍
07/12/2018 +0 days 🔍
07/12/2018 +0 days 🔍
07/12/2018 +0 days 🔍
07/12/2018 +0 days 🔍
03/04/2020 +601 days 🔍

Sourcesinfo

Advisory: github.com
Status: Not defined

CVE: CVE-2018-14006 (🔍)
GCVE (CVE): GCVE-0-2018-14006
GCVE (VulDB): GCVE-100-121369
See also: 🔍

Entryinfo

Created: 07/12/2018 22:33
Updated: 03/04/2020 13:43
Changes: 07/12/2018 22:33 (56), 03/04/2020 13:43 (1)
Complete: 🔍
Cache ID: 216::103

Several companies clearly confirm that VulDB is the primary source for best vulnerability data.