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MitreCVE-2021-43669

HistoryNov 18, 2021 - 4:15 p.m.

CVE-2021-43669

2021-11-1816:15:09

CWE-444

mitre

web.nvd.nist.gov

cve-2021-43669

hyperledger fabric

vulnerability

security

nvd

CVSS2

Attack Vector

NETWORK

Attack Complexity

LOW

Authentication

NONE

Confidentiality Impact

NONE

Integrity Impact

NONE

Availability Impact

PARTIAL

AV:N/AC:L/Au:N/C:N/I:N/A:P

CVSS3

7.5

Attack Vector

NETWORK

Attack Complexity

LOW

Privileges Required

NONE

User Interaction

NONE

Scope

UNCHANGED

Confidentiality Impact

NONE

Integrity Impact

NONE

Availability Impact

HIGH

CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H

EPSS

0.001

Percentile

45.5%

JSON

A vulnerability has been detected in HyperLedger Fabric v1.4.0, v2.0.0, v2.0.1, v2.3.0. It can easily break down as many orderers as the attacker wants. This bug can be leveraged by constructing a message whose header is invalid to the interface Order. This bug has been admitted and fixed by the developers of Fabric.

Affected configurations

Nvd

Node

linuxfoundationfabricMatch1.4.0

linuxfoundationfabricMatch2.0.0

linuxfoundationfabricMatch2.0.1

linuxfoundationfabricMatch2.3.0

VendorProductVersionCPE
linuxfoundationfabric1.4.0cpe:2.3:a:linuxfoundation:fabric:1.4.0:*:*:*:*:*:*:*
linuxfoundationfabric2.0.0cpe:2.3:a:linuxfoundation:fabric:2.0.0:*:*:*:*:*:*:*
linuxfoundationfabric2.0.1cpe:2.3:a:linuxfoundation:fabric:2.0.1:*:*:*:*:*:*:*
linuxfoundationfabric2.3.0cpe:2.3:a:linuxfoundation:fabric:2.3.0:*:*:*:*:*:*:*

Vendor	Product	Version	CPE
linuxfoundation	fabric	1.4.0	cpe:2.3:a:linuxfoundation:fabric:1.4.0:::::::*
linuxfoundation	fabric	2.0.0	cpe:2.3:a:linuxfoundation:fabric:2.0.0:::::::*
linuxfoundation	fabric	2.0.1	cpe:2.3:a:linuxfoundation:fabric:2.0.1:::::::*
linuxfoundation	fabric	2.3.0	cpe:2.3:a:linuxfoundation:fabric:2.3.0:::::::*

References

github.com/hyperledger/fabric/pull/2828

jira.hyperledger.org/browse/FAB-18528

CVSS2

Attack Vector

NETWORK

Attack Complexity

LOW

Authentication

NONE

Confidentiality Impact

NONE

Integrity Impact

NONE

Availability Impact

PARTIAL

AV:N/AC:L/Au:N/C:N/I:N/A:P

CVSS3

7.5

Attack Vector

NETWORK

Attack Complexity

LOW

Privileges Required

NONE

User Interaction

NONE

Scope

UNCHANGED

Confidentiality Impact

NONE

Integrity Impact

NONE

Availability Impact

HIGH

CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H

EPSS

0.001

Percentile

45.5%

JSON

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