PT-2020-16369 · Ethereum · Geth

Name of the Vulnerable Software and Affected Versions: Geth versions prior to 1.9.17 Description: This is a Consensus vulnerability in Geth that can be used to cause a chain-split where vulnerable nodes reject the canonical chain. Geth's pre-compiled dataCopy contract did a shallow copy on...

Theo - Ethereum Recon And Exploitation Tool

Theo aims to be an exploitation framework and a blockchain recon and interaction tool. Features: Automatic smart contract scanning which generates a list of possible exploits. Sending transactions to exploit a smart contract. Transaction pool monitor. Web3 console Frontrunning and backrunning...

MyEtherWallet: Local Storage Custom Node Credentials Leak

Summary Credentials for a custom node are stored in plain text inside Local Storage on the user's machine. If this node is configured in a certain way this could lead to the theft of any funds in accounts attached to this node, by a local attacker. And if not configured this way, an attacker coul...

CVE-2018-20421

CVE-2018-20421 affects Go Ethereum (aka geth) version 1.8.19, where an attacker can cause a denial of service via memory consumption by rewriting the length of a dynamic array in memory and then writing to a single memory location with a large index (illustrated by using assembly { mstore } follo...

CVE-2018-19184

CVE-2018-19184 affects Go Ethereum (geth) prior to or including 1.8.17, specifically in cmd/evm/runner.go. The vulnerability allows an attacker to trigger a denial-of-service (SEGV) through specially crafted bytecode, as documented in multiple sources (NVD entry for CVE-2018-19184 and SUSE/GHSA e...

CVE-2018-19184

cmd/evm/runner.go in Go Ethereum aka geth 1.8.17 allows attackers to cause a denial of service SEGV via crafted bytecode...

Design/Logic Flaw

In Go Ethereum aka geth before 1.8.14, TraceChain in eth/apitracer.go does not verify that the end block is after the start block...

CVE-2018-16733

CVE-2018-16733 affects go-ethereum (geth) prior to 1.8.14, where TraceChain in eth/api_tracer.go does not verify that the end block is after the start block. The vulnerability’s root cause is improper validation in the tracing path, potentially enabling malformed block processing and, in some des...

EPoD: Ethereum Packet of Death (CVE-2018-12018)

PeckShield has so far discovered quite a few critical smart contract vulnerabilities. Besides smart contracts, the Ethereum ecosystem also includes other various components that are equally exposed to possible exploitation. Obviously, one such component is the core of Ethereum, i.e., the underlyi...

Hackers Stole Over $20 Million in Ethereum from Insecurely Configured Clients

Security researchers have been warning about cybercriminals who have made over 20 million dollars in just past few months by hijacking insecurely configured Ethereum nodes exposed on the Internet. Qihoo 360 Netlab in March tweeted about a group of cybercriminals who were scanning the Internet for...