Lucene search

K
githubGitHub Advisory DatabaseGHSA-VJJ6-5M9F-WQJW
HistoryMay 25, 2022 - 7:23 p.m.

NULL Pointer Dereference in HyperLedger Fabric

2022-05-2519:23:25
CWE-476
GitHub Advisory Database
github.com
12
null pointer dereference
hyperledger fabric
bug
payload
forwardtoleader
leader node
crash
software

CVSS2

5

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

48.8%

A vulnerability has been detected in HyperLedger Fabric v1.4.0, v2.0.0, v2.1.0. This bug can be leveraged by constructing a message whose payload is nil and sending this message with the method ‘forwardToLeader’. This bug has been admitted and fixed by the developers of Fabric. If leveraged, any leader node will crash.

Affected configurations

Vulners
Node
hyperledgerfabricRange<2.2.4
OR
hyperledgerfabricRange2.3.02.3.3
VendorProductVersionCPE
hyperledgerfabric*cpe:2.3:a:hyperledger:fabric:*:*:*:*:*:*:*:*

CVSS2

5

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

48.8%

Related for GHSA-VJJ6-5M9F-WQJW