VDB-119850 · CVE-2018-12067 · GCVE-0-2018-12067

Substratum Ethereum ERC20 Token sell manipulable access control

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 labeled as critical has been found in Substratum. Impacted is the function sell of the component Ethereum ERC20 Token Handler. The manipulation of the argument manipulable as part of Smart Contract results in access control. This vulnerability is known as CVE-2018-12067. It is possible to launch the attack remotely. No exploit is available.

Detailsinfo

A vulnerability was found in Substratum (the affected version unknown). It has been classified as critical. Affected is the function sell of the component Ethereum ERC20 Token Handler. The manipulation of the argument manipulable as part of a Smart Contract leads to a access control vulnerability. CWE is classifying the issue as CWE-284. The product does not restrict or incorrectly restricts access to a resource from an unauthorized actor. This is going to have an impact on confidentiality, integrity, and availability. CVE summarizes:

The sell function of a smart contract implementation for Substratum (SUB), a tradable Ethereum ERC20 token, allows a potential trap that could be used to cause financial damage to the seller, because of overflow of the multiplication of its argument amount and a manipulable variable sellPrice, aka the "tradeTrap" issue.

The bug was discovered 06/12/2018. The weakness was published 06/25/2018 (Website). The advisory is available at peckshield.com. This vulnerability is traded as CVE-2018-12067 since 06/08/2018. The exploitability is told to be easy. It is possible to launch the attack remotely. The exploitation doesn't require any form of authentication. Technical details are known, but there is no available exploit. This vulnerability is assigned to T1068 by the MITRE ATT&CK project.

The vulnerability was handled as a non-public zero-day exploit for at least 13 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.

Similar entries are available at VDB-119847, VDB-119848, VDB-119849 and VDB-119851. If you want to get best quality of vulnerability data, you may have to visit VulDB.

Productinfo

Name

Substratum

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: Access control
CWE: CWE-284 / CWE-266
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

06/08/2018 🔍
06/12/2018 +4 days 🔍
06/25/2018 +12 days 🔍
06/25/2018 +0 days 🔍
06/25/2018 +0 days 🔍
02/21/2020 +606 days 🔍

Sourcesinfo

Advisory: peckshield.com
Status: Not defined

CVE: CVE-2018-12067 (🔍)
GCVE (CVE): GCVE-0-2018-12067
GCVE (VulDB): GCVE-100-119850
See also: 🔍

Entryinfo

Created: 06/25/2018 21:55
Updated: 02/21/2020 16:04
Changes: 06/25/2018 21:55 (58), 02/21/2020 16:04 (1)
Complete: 🔍
Cache ID: 216::103

If you want to get best quality of vulnerability data, you may have to visit VulDB.