Grin 3.x Mimblewimble data authenticity

CVSS Meta Temp Score
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CTI Interest Score
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6.6$0-$5k0.00

Summaryinfo

A vulnerability was found in Grin 3.x. It has been rated as problematic. This affects an unknown part of the component Mimblewimble. Performing a manipulation results in data authenticity. This vulnerability is reported as CVE-2020-15899. The attack is possible to be carried out remotely. No exploit exists. Upgrading the affected component is advised.

Detailsinfo

A vulnerability was found in Grin 3.x. It has been classified as critical. This affects an unknown function of the component Mimblewimble. The manipulation with an unknown input leads to a data authenticity vulnerability. CWE is classifying the issue as CWE-345. The product does not sufficiently verify the origin or authenticity of data, in a way that causes it to accept invalid data. This is going to have an impact on availability. The summary by CVE is:

Grin 3.0.0 before 4.0.0 has insufficient validation of data related to Mimblewimble.

The weakness was disclosed 07/28/2020 (GitHub Repository). The advisory is shared at github.com. This vulnerability is uniquely identified as CVE-2020-15899 since 07/22/2020. The exploitability is told to be easy. It is possible to initiate the attack remotely. No form of authentication is needed for exploitation. Neither technical details nor an exploit are publicly available.

Upgrading to version 4.0.0 eliminates this vulnerability.

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Productinfo

Name

Version

CPE 2.3info

CPE 2.2info

CVSSv4info

VulDB Vector: 🔍
VulDB Reliability: 🔍

CVSSv3info

VulDB Meta Base Score: 7.5
VulDB Meta Temp Score: 7.0

VulDB Base Score: 7.5
VulDB Temp Score: 6.6
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: Data authenticity
CWE: CWE-345
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: Upgrade
Status: 🔍

0-Day Time: 🔍

Upgrade: Grin 4.0.0

Timelineinfo

07/22/2020 🔍
07/28/2020 +6 days 🔍
07/30/2020 +2 days 🔍
11/06/2020 +99 days 🔍

Sourcesinfo

Advisory: github.com
Status: Not defined
Confirmation: 🔍

CVE: CVE-2020-15899 (🔍)
GCVE (CVE): GCVE-0-2020-15899
GCVE (VulDB): GCVE-100-159117

Entryinfo

Created: 07/30/2020 08:01
Updated: 11/06/2020 11:27
Changes: 07/30/2020 08:01 (38), 07/30/2020 08:06 (17), 11/06/2020 11:27 (1)
Complete: 🔍
Cache ID: 216::103

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