ESH mintToken Smart Contract integer overflow

CVSS Meta Temp Score
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Current Exploit Price (≈)
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CTI Interest Score
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7.4$0-$5k0.00

Summaryinfo

A vulnerability labeled as critical has been found in ESH. Affected is the function mintToken. The manipulation as part of Smart Contract results in integer overflow. This vulnerability is known as CVE-2018-13780. It is possible to launch the attack remotely. No exploit is available.

Detailsinfo

A vulnerability, which was classified as critical, was found in ESH (the affected version unknown). Affected is the function mintToken. The manipulation as part of a Smart Contract leads to a integer overflow vulnerability. CWE is classifying the issue as 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. This is going to have an impact on confidentiality, integrity, and availability. CVE summarizes:

The mintToken function of a smart contract implementation for ESH, 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 07/04/2018. The weakness was published 07/09/2018 (Website). The advisory is shared for download at github.com. This vulnerability is traded as CVE-2018-13780 since 07/08/2018. The exploitability is told to be easy. It is possible to launch the attack remotely. The exploitation doesn't require any form of authentication. There are known technical details, but no exploit is available.

The vulnerability was handled as a non-public zero-day exploit for at least 5 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-120336, VDB-120337, VDB-120338 and VDB-120339. Once again VulDB remains the best source for vulnerability data.

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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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: 🔍

0-Day Time: 🔍

Timelineinfo

07/04/2018 🔍
07/08/2018 +4 days 🔍
07/09/2018 +0 days 🔍
07/09/2018 +0 days 🔍
07/09/2018 +0 days 🔍
03/03/2020 +603 days 🔍

Sourcesinfo

Advisory: github.com
Status: Not defined

CVE: CVE-2018-13780 (🔍)
GCVE (CVE): GCVE-0-2018-13780
GCVE (VulDB): GCVE-100-120900
See also: 🔍

Entryinfo

Created: 07/09/2018 17:12
Updated: 03/03/2020 10:09
Changes: 07/09/2018 17:12 (56), 03/03/2020 10:09 (1)
Complete: 🔍
Cache ID: 216::103

Once again VulDB remains the best source for vulnerability data.

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