CVE Vulnerability

CVE-2021-43669

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.

5 /10

CVSS v2.0 :

V3 Legend

Vector :

Exploitability : 10 / Impact : 2.9

Attack Vector

Attack Complexity

Privileges Required

User Interaction

Confidentiality Impact NONE

Integrity Impact NONE

Availability Impact PARTIAL

Scope

7.5 /10

CVSS v3.0 : HIGH

V3 Legend

Vector :

Exploitability : 3.9 / Impact : 3.6

Attack Vector NETWORK

Attack Complexity LOW

Privileges Required NONE

User Interaction NONE

Confidentiality Impact NONE

Integrity Impact NONE

Availability Impact HIGH

Scope UNCHANGED

References
Link Resource
https://jira.hyperledger.org/browse/FAB-18528 Vendor Advisory
https://github.com/hyperledger/fabric/pull/2828 Patch Third Party Advisory
Configurations

Configuration 1

cpe:2.3:a:linuxfoundation:fabric:1.4.0:*:*:*:*:*:*:*
cpe:2.3:a:linuxfoundation:fabric:2.0.0:*:*:*:*:*:*:*
cpe:2.3:a:linuxfoundation:fabric:2.0.1:*:*:*:*:*:*:*
cpe:2.3:a:linuxfoundation:fabric:2.3.0:*:*:*:*:*:*:*
Information

Published : 2021-11-18 04:15

Updated : 2021-11-23 05:12

NVD link : CVE-2021-43669

Mitre link : CVE-2021-43669

Products Affected
No products.
CWE
CWE-444

Inconsistent Interpretation of HTTP Requests ('HTTP Request/Response Smuggling')