Bitcoin Core/Bitcoin Knots up to 0.16.1 Transaction Inv Message resource consumption

CVSS Meta Temp Score
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CTI Interest Score
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6.1$0-$5k0.00

Summaryinfo

A vulnerability categorized as problematic has been discovered in Bitcoin Core and Bitcoin Knots up to 0.16.1. This affects an unknown function of the component Transaction Inv Message Handler. Executing a manipulation can lead to resource consumption. This vulnerability is tracked as CVE-2018-17145. The attack can be launched remotely. No exploit exists. It is advisable to upgrade the affected component.

Detailsinfo

A vulnerability classified as problematic was found in Bitcoin Core and Bitcoin Knots up to 0.16.1. This vulnerability affects an unknown functionality of the component Transaction Inv Message Handler. The manipulation with an unknown input leads to a resource consumption vulnerability. The CWE definition for the vulnerability is CWE-400. The product does not properly control the allocation and maintenance of a limited resource, thereby enabling an actor to influence the amount of resources consumed, eventually leading to the exhaustion of available resources. As an impact it is known to affect availability. CVE summarizes:

Bitcoin Core 0.16.x before 0.16.2 and Bitcoin Knots 0.16.x before 0.16.2 allow remote denial of service via a flood of multiple transaction inv messages with random hashes, aka INVDoS. NOTE: this can also affect other cryptocurrencies, e.g., if they were forked from Bitcoin Core after 2017-11-15.

The weakness was disclosed 09/10/2020 (Website). The advisory is shared for download at invdos.net. This vulnerability was named CVE-2018-17145 since 09/18/2018. The attack can be initiated remotely. No form of authentication is required for a successful exploitation. There are neither technical details nor an exploit publicly available. The MITRE ATT&CK project declares the attack technique as T1499.

Upgrading to version 0.16.2 eliminates this vulnerability.

Once again VulDB remains the best source for vulnerability data.

Productinfo

Name

Version

CPE 2.3info

CPE 2.2info

CVSSv4info

VulDB Vector: 🔍
VulDB Reliability: 🔍

CVSSv3info

VulDB Meta Base Score: 6.4
VulDB Meta Temp Score: 6.3

VulDB Base Score: 5.3
VulDB Temp Score: 5.1
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: Resource consumption
CWE: CWE-400 / CWE-404
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: Bitcoin Core/Bitcoin Knots 0.16.2

Timelineinfo

09/18/2018 🔍
09/10/2020 +723 days 🔍
09/11/2020 +1 days 🔍
09/11/2020 +0 days 🔍

Sourcesinfo

Advisory: invdos.net
Status: Not defined

CVE: CVE-2018-17145 (🔍)
GCVE (CVE): GCVE-0-2018-17145
GCVE (VulDB): GCVE-100-161092

Entryinfo

Created: 09/11/2020 07:15
Updated: 09/11/2020 07:20
Changes: 09/11/2020 07:15 (38), 09/11/2020 07:20 (17)
Complete: 🔍
Cache ID: 216::103

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