ChainCatcher 消息,Enjin 的 ERC-1155 “Crypto Items” 允许每个物品通过专属物品适配器路由转账。攻击者注册并使用恶意转账适配器,跳过所有者批准检查,使其漏洞合约无需批准即可通过 transferFrom 从约 52 个无关持有者钱包提取 ENJ 支持的物品。
随后,攻击者对每个被盗物品调用 melt(),从平台储备金中兑换每个物品支持的 500 枚 ENJ。
ChainCatcher 消息,Enjin 的 ERC-1155 “Crypto Items” 允许每个物品通过专属物品适配器路由转账。攻击者注册并使用恶意转账适配器,跳过所有者批准检查,使其漏洞合约无需批准即可通过 transferFrom 从约 52 个无关持有者钱包提取 ENJ 支持的物品。
随后,攻击者对每个被盗物品调用 melt(),从平台储备金中兑换每个物品支持的 500 枚 ENJ。
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