Dychain mintToken Smart Contract integer overflow

CVSS Meta Temp Score
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CTI Interest Score
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7.4$0-$5k0.00

Summaryinfo

A vulnerability classified as critical was found in Dychain. Affected by this issue is the function mintToken. Such manipulation as part of Smart Contract leads to integer overflow. This vulnerability is documented as CVE-2018-13069. The attack can be executed remotely. There is not any exploit available.

Detailsinfo

A vulnerability was found in Dychain (version unknown). It has been rated as critical. Affected by this issue is the function mintToken. The manipulation as part of a Smart Contract leads to a integer overflow vulnerability. Using CWE to declare the problem leads to 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. Impacted is confidentiality, integrity, and availability. CVE summarizes:

The mintToken function of a smart contract implementation for DYchain (DYC), an Ethereum token, has an integer overflow that allows the owner of the contract to set the balance of an arbitrary user to any value.

The bug was discovered 07/02/2018. The weakness was released 07/03/2018 (Website). The advisory is shared for download at github.com. This vulnerability is handled as CVE-2018-13069 since 07/02/2018. The exploitation is known to be easy. The attack may be launched remotely. No form of authentication is required for exploitation. There are known technical details, but no exploit is available.

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

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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

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VectorComplexityAuthenticationConfidentialityIntegrityAvailability
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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: 🔍

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Threat Intelligenceinfo

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

Countermeasuresinfo

Recommended: no mitigation known
Status: 🔍

Timelineinfo

07/02/2018 🔍
07/02/2018 +0 days 🔍
07/02/2018 +0 days 🔍
07/03/2018 +1 days 🔍
07/03/2018 +0 days 🔍
02/24/2020 +601 days 🔍

Sourcesinfo

Advisory: github.com
Status: Not defined

CVE: CVE-2018-13069 (🔍)
GCVE (CVE): GCVE-0-2018-13069
GCVE (VulDB): GCVE-100-120176

Entryinfo

Created: 07/03/2018 17:40
Updated: 02/24/2020 08:25
Changes: 07/03/2018 17:40 (54), 02/24/2020 08:25 (1)
Complete: 🔍
Cache ID: 216::103

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