Hyperledger Fabric subject to Denial of Service via non-validated request

A vulnerability exists in Hyperledger Fabric 2.4 could allow an attacker to construct a non-validated request that could cause a denial of service attack. The peer gateway service tries to extract channel and chaincode information from the signed proposal, but it doesn't check the proposal fields...

GHSA-9W7J-Q3XW-P9VH Hyperledger Fabric subject to Denial of Service via non-validated request

A vulnerability exists in Hyperledger Fabric 2.4 could allow an attacker to construct a non-validated request that could cause a denial of service attack. The peer gateway service tries to extract channel and chaincode information from the signed proposal, but it doesn't check the proposal fields...

Hyperledger Besu 安全漏洞

Hyperledger Besu is an open source application from Hyperledger. It is used to run, maintain, debug and monitor nodes in the Ethernet network. A security vulnerability exists in Hyperledger Besu versions prior to 22.1.3 through 22.7.1, which stems from an error in its 32-bit signed and unsigned...

编号撤回

Hyperledger Fabric is an enterprise licensed distributed ledger framework. It is used to develop solutions and applications. A denial of service vulnerability exists in versions of Hyperledger Fabric prior to 2.4.0 that stems from not properly handling incoming error messages, which can be...

Hyperledger: POOL_UPGRADE request handler may allow an unauthenticated attacker to remotely execute code on every node in the network.

This issue is related to the https://github.com/hyperledger/indy-node. The issue was found in the indy-node code that handles the write request of type POOLUPGRADE in file indy-node/indynode/server/requesthandlers/configreqhandlers/poolupgradehandler.py. The additionaldynamicvalidation function...

GHSA-X996-7QH9-7FF7 Hyperledger indy-node vulnerable to denial of service

Impact An attacker can max out the number of client connections allowed by the ledger that was deployed using guidance provided in the indy-node repository, leaving the ledger unable to be used for its intended purpose. The ledger content will not be impacted by the attack, and the ledger will...

CVE-2022-31006

indy-node is the server portion of Hyperledger Indy, a distributed ledger purpose-built for decentralized identity. In vulnerable versions of indy-node, an attacker can max out the number of client connections allowed by the ledger, leaving the ledger unable to be used for its intended purpose...

Code injection

indy-node is the server portion of Hyperledger Indy, a distributed ledger purpose-built for decentralized identity. In vulnerable versions of indy-node, an attacker can max out the number of client connections allowed by the ledger, leaving the ledger unable to be used for its intended purpose...

PYSEC-2022-270

indy-node is the server portion of Hyperledger Indy, a distributed ledger purpose-built for decentralized identity. In vulnerable versions of indy-node, an attacker can max out the number of client connections allowed by the ledger, leaving the ledger unable to be used for its intended purpose...

PYSEC-2022-270

indy-node is the server portion of Hyperledger Indy, a distributed ledger purpose-built for decentralized identity. In vulnerable versions of indy-node, an attacker can max out the number of client connections allowed by the ledger, leaving the ledger unable to be used for its intended purpose...

CVE-2022-31006 Hyperledger Indy DOS vulnerability

indy-node is the server portion of Hyperledger Indy, a distributed ledger purpose-built for decentralized identity. In vulnerable versions of indy-node, an attacker can max out the number of client connections allowed by the ledger, leaving the ledger unable to be used for its intended purpose...

CVE-2022-31006

CVE-2022-31006 affects Hyperledger Indy’s indy-node server. In vulnerable versions, an attacker can exhaust the ledger’s allowed client connections, causing a denial of service where the ledger remains functionally operable but unavailable to others until the attack ends. The impact is availabili...

CVE-2022-31006 Hyperledger Indy DOS vulnerability

indy-node is the server portion of Hyperledger Indy, a distributed ledger purpose-built for decentralized identity. In vulnerable versions of indy-node, an attacker can max out the number of client connections allowed by the ledger, leaving the ledger unable to be used for its intended purpose...

CVE-2022-31006 Hyperledger Indy DOS vulnerability

indy-node is the server portion of Hyperledger Indy, a distributed ledger purpose-built for decentralized identity. In vulnerable versions of indy-node, an attacker can max out the number of client connections allowed by the ledger, leaving the ledger unable to be used for its intended purpose...

Indy Node 资源管理错误漏洞

Indy Node is the server part of a distributed ledger open-sourced by Hyperledger in the United States. Built specifically for decentralized identities. Indy Node suffers from a resource management error vulnerability that stems from the fact that an attacker can use the guidance provided in the...

Hyperledger: DOS validator nodes of blockchain to block external connections

Attack was documented in the in the github repo: https://github.com/hyperledger/indy-node/security/advisories/GHSA-x996-7qh9-7ff7 Attack: The attacker sends 500 read requests to each node and opens a new one when holding 500 parallel connections. Every user is able to send read requests since it'...

Hyperledger: Relative Path Traversal vulnerability in fabric-private-chaincode

Unsanitized input from os.Args3 : 75 CLI argument flows into os.OpenFile, where it is used as a path. This may result in a Path Traversal vulnerability and allow an attacker to open arbitrary files. The following steps of code lines with respective code confirm the issue: -...

Denial Of Service (DoS)

github.com/hyperledger/fabric is vulnerable to denial of service DoS attacks. Lack of validations in getChannelAndChaincodeFromSignedProposal function may cause a peer node crash when a gateway client application sends a malformed request to a gateway peer...

CVE-2022-36023

Hyperledger Fabric is an enterprise-grade permissioned distributed ledger framework for developing solutions and applications. If a gateway client application sends a malformed request to a gateway peer it may crash the peer node. Version 2.4.6 checks for the malformed gateway request and returns...

Design/Logic Flaw

Hyperledger Fabric is an enterprise-grade permissioned distributed ledger framework for developing solutions and applications. If a gateway client application sends a malformed request to a gateway peer it may crash the peer node. Version 2.4.6 checks for the malformed gateway request and returns...