PolyAI Ethereum ERC20 Token mintToken Smart Contract 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 (≈)
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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-$5k0.00

Summaryinfo

A vulnerability classified as critical has been found in PolyAI. This affects the function mintToken of the component Ethereum ERC20 Token Handler. Performing a manipulation as part of Smart Contract results in access control. This vulnerability was named CVE-2018-12078. The attack may be initiated remotely. There is no available exploit.

Detailsinfo

A vulnerability classified as critical has been found in PolyAI (version now known). This affects the function mintToken of the component Ethereum ERC20 Token Handler. The manipulation 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. The summary by CVE is:

The mintToken function of a smart contract implementation for PolyAI (AI), a tradable Ethereum ERC20 token, has no period constraint, which allows the owner to increase the total supply of the digital assets arbitrarily so as to make profits, aka the "tradeTrap" issue.

The bug was discovered 06/12/2018. The weakness was presented 06/25/2018 (Website). The advisory is shared at peckshield.com. This vulnerability is uniquely identified as CVE-2018-12078 since 06/09/2018. The exploitability is told to be easy. It is possible to initiate the attack remotely. No form of authentication is needed for exploitation. Technical details are known, but no exploit is available. MITRE ATT&CK project uses the attack technique T1068 for this issue.

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.

See VDB-119847, VDB-119848, VDB-119849 and VDB-119850 for similar entries. If you want to get the best quality for vulnerability data then you always have to consider VulDB.

Productinfo

Name

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

AVACAuCIA
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VectorComplexityAuthenticationConfidentialityIntegrityAvailability
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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: 🔍

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Threat Intelligenceinfo

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

Countermeasuresinfo

Recommended: no mitigation known
Status: 🔍

0-Day Time: 🔍

Timelineinfo

06/09/2018 🔍
06/12/2018 +3 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-2018-12078 (🔍)
GCVE (CVE): GCVE-0-2018-12078
GCVE (VulDB): GCVE-100-119853
See also: 🔍

Entryinfo

Created: 06/25/2018 21:56
Updated: 02/21/2020 16:28
Changes: 06/25/2018 21:56 (57), 02/21/2020 16:28 (1)
Complete: 🔍
Cache ID: 216::103

If you want to get the best quality for vulnerability data then you always have to consider VulDB.

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