CVE-2018-10299

Beauty Ecosystem Coin (BEC) smart-contract vulnerability: batchTransfer suffers an integer overflow when calculating the amount as the product of cnt and _value, enabling an attacker to inflate balances for two _receivers with a large _value. The issue is documented as batchOverflow and was obser...

CVE-2018-10299

An integer overflow in the batchTransfer function of a smart contract implementation for Beauty Ecosystem Coin BEC, the Ethereum ERC20 token used in the Beauty Chain economic system, allows attackers to accomplish an unauthorized increase of digital assets by providing two receivers arguments in...

VulnCheck KEV: CVE-2018-10299

An integer overflow in the batchTransfer function of a smart contract implementation for Beauty Ecosystem Coin BEC, the Ethereum ERC20 token used in the Beauty Chain economic system, allows attackers to accomplish an unauthorized increase of digital assets by providing two receivers arguments in...

Tens of thousands per Gram

Looking at Instagram one morning, I spotted several posts from some fairly well-known people in certain circles who had invested in an ICO held by Telegram. Interesting, I thought to myself. I fancy a piece of that. Only I was pretty sure that if Telegram was indeed holding an ICO, it would be a...

Hacker returns $17 million worth of stolen Ethereum

By Carolina In July of last year, an Israeli cryptocurrency venture called This is a post from HackRead.com Read the original post: Hacker returns $17 million worth of stolen Ethereum...

Security Vulnerabilities in Smart Contracts

Interesting research: "Finding The Greedy, Prodigal, and Suicidal Contracts at Scale": Abstract: Smart contracts -- stateful executable objects hosted on blockchains like Ethereum -- carry billions of dollars worth of coins and cannot be updated once deployed. We present a new systematic...

BeeToken’s ICO Hit by Phishing Scam; $1M worth of Ethereum Stolen

By Waqas The decentralized home sharing network The BeeToken customers have been This is a post from HackRead.com Read the original post: BeeToken’s ICO Hit by Phishing Scam; $1M worth of Ethereum Stolen...

Ethereum Startup Leaves Penis for Investors & Vanishes with $11

By Waqas Another Ethereum Startup Prodeum Vanished Into Thin Air After Collecting This is a post from HackRead.com Read the original post: Ethereum Startup Leaves Penis for Investors & Vanishes with $11...

Out-of-bounds

An exploitable information leak/denial of service vulnerability exists in the libevm Ethereum Virtual Machine create2 opcode handler of CPP-Ethereum. A specially crafted smart contract code can cause an out-of-bounds read leading to memory disclosure or denial of service. An attacker can...

Design/Logic Flaw

An exploitable overly permissive cross-domain CORS whitelist vulnerability exists in JSON-RPC of Parity Ethereum client version 1.7.8. An automatically sent JSON object to JSON-RPC endpoint can trigger this vulnerability. A victim needs to visit a malicious website to trigger this vulnerability...

CVE-2017-14457

An exploitable information leak/denial of service vulnerability exists in the libevm Ethereum Virtual Machine create2 opcode handler of CPP-Ethereum. A specially crafted smart contract code can cause an out-of-bounds read leading to memory disclosure or denial of service. An attacker can...

CVE-2017-14460

An exploitable overly permissive cross-domain CORS whitelist vulnerability exists in JSON-RPC of Parity Ethereum client version 1.7.8. An automatically sent JSON object to JSON-RPC endpoint can trigger this vulnerability. A victim needs to visit a malicious website to trigger this vulnerability...

CVE-2017-14460

An exploitable overly permissive cross-domain CORS whitelist vulnerability exists in JSON-RPC of Parity Ethereum client version 1.7.8. An automatically sent JSON object to JSON-RPC endpoint can trigger this vulnerability. A victim needs to visit a malicious website to trigger this vulnerability...

CVE-2017-12119

An exploitable unhandled exception vulnerability exists in multiple APIs of CPP-Ethereum JSON-RPC. Specially crafted JSON requests can cause an unhandled exception resulting in denial of service. An attacker can send malicious JSON to trigger this vulnerability...

Authorization

An exploitable improper authorization vulnerability exists in minerstop API of cpp-ethereum's JSON-RPC commit 4e1015743b95821849d001618a7ce82c7c073768. An attacker can send JSON to trigger this vulnerability...

CVE-2017-12113

An exploitable improper authorization vulnerability exists in adminnodeInfo API of cpp-ethereum's JSON-RPC commit 4e1015743b95821849d001618a7ce82c7c073768. A JSON request can cause an access to the restricted functionality resulting in authorization bypass. An attacker can send JSON to trigger th...

CVE-2017-12118

An exploitable improper authorization vulnerability exists in minerstop API of cpp-ethereum's JSON-RPC commit 4e1015743b95821849d001618a7ce82c7c073768. An attacker can send JSON to trigger this vulnerability...

CVE-2017-14460

The CVE-2017-14460 issue affects Parity Ethereum client’s JSON-RPC interface, where the default overly permissive cross-domain (CORS) whitelist (often *) can allow a malicious website to fetch or modify data through the JSON-RPC API if certain endpoints are enabled. TALOS details show an example ...

CVE-2017-12119

CVE-2017-12119 is a denial-of-service vulnerability in CPP-Ethereum JSON-RPC. A malformed JSON request can trigger an unhandled exception in the JSON-RPC server (via JSON-Cpp value handling and isInt checks), crashing the client. Public documentation lists multiple vulnerable JSON-RPC APIs (e.g.,...

CVE-2017-12118

An exploitable improper authorization vulnerability exists in minerstop API of cpp-ethereum's JSON-RPC commit 4e1015743b95821849d001618a7ce82c7c073768. An attacker can send JSON to trigger this vulnerability...