cnvd-2021-06542
Vulnerability from cnvd
Title
Ethereum Go-ethereum资源管理错误漏洞
Description
Ethereum Go-ethereum是Ethereum社区的一个用Go语言实现以太坊协议的代码库。 Ethereum Go-ethereum 1.9.25之前版本存在安全漏洞，该漏洞源于拒绝服务漏洞可以通过来自已连接LES客户端的恶意GetProofsV2请求使LES服务器崩溃。此漏洞只涉及显式启用les server的用户；禁用les可以防止攻击。目前没有详细漏洞细节提供。
Severity
中
Patch Name
Ethereum Go-ethereum资源管理错误漏洞的补丁
Patch Description
Ethereum Go-ethereum是Ethereum社区的一个用Go语言实现以太坊协议的代码库。 Ethereum Go-ethereum 1.9.25之前版本存在安全漏洞，该漏洞源于拒绝服务漏洞可以通过来自已连接LES客户端的恶意GetProofsV2请求使LES服务器崩溃。此漏洞只涉及显式启用les server的用户；禁用les可以防止攻击。目前没有详细漏洞细节提供。目前，供应商发布了安全公告及相关补丁信息，修复了此漏洞。
Formal description

目前厂商已发布升级补丁以修复漏洞，补丁获取链接： https://github.com/ethereum/go-ethereum/commit/bddd103a9f0af27ef533f04e06ea429cf76b6d46

Reference
https://nvd.nist.gov/vuln/detail/CVE-2020-26264
Impacted products
Name
Ethereum Ethereum Go-ethereum <1.9.25
Show details on source website

To clipboard 

{
  "cves": {
    "cve": {
      "cveNumber": "CVE-2020-26264",
      "cveUrl": "https://nvd.nist.gov/vuln/detail/CVE-2020-26264"
    }
  },
  "description": "Ethereum Go-ethereum\u662fEthereum\u793e\u533a\u7684\u4e00\u4e2a\u7528Go\u8bed\u8a00\u5b9e\u73b0\u4ee5\u592a\u574a\u534f\u8bae\u7684\u4ee3\u7801\u5e93\u3002\n\nEthereum Go-ethereum 1.9.25\u4e4b\u524d\u7248\u672c\u5b58\u5728\u5b89\u5168\u6f0f\u6d1e\uff0c\u8be5\u6f0f\u6d1e\u6e90\u4e8e\u62d2\u7edd\u670d\u52a1\u6f0f\u6d1e\u53ef\u4ee5\u901a\u8fc7\u6765\u81ea\u5df2\u8fde\u63a5LES\u5ba2\u6237\u7aef\u7684\u6076\u610fGetProofsV2\u8bf7\u6c42\u4f7fLES\u670d\u52a1\u5668\u5d29\u6e83\u3002\u6b64\u6f0f\u6d1e\u53ea\u6d89\u53ca\u663e\u5f0f\u542f\u7528les server\u7684\u7528\u6237\uff1b\u7981\u7528les\u53ef\u4ee5\u9632\u6b62\u653b\u51fb\u3002\u76ee\u524d\u6ca1\u6709\u8be6\u7ec6\u6f0f\u6d1e\u7ec6\u8282\u63d0\u4f9b\u3002",
  "formalWay": "\u76ee\u524d\u5382\u5546\u5df2\u53d1\u5e03\u5347\u7ea7\u8865\u4e01\u4ee5\u4fee\u590d\u6f0f\u6d1e\uff0c\u8865\u4e01\u83b7\u53d6\u94fe\u63a5\uff1a\r\nhttps://github.com/ethereum/go-ethereum/commit/bddd103a9f0af27ef533f04e06ea429cf76b6d46",
  "isEvent": "\u901a\u7528\u8f6f\u786c\u4ef6\u6f0f\u6d1e",
  "number": "CNVD-2021-06542",
  "openTime": "2021-01-26",
  "patchDescription": "Ethereum Go-ethereum\u662fEthereum\u793e\u533a\u7684\u4e00\u4e2a\u7528Go\u8bed\u8a00\u5b9e\u73b0\u4ee5\u592a\u574a\u534f\u8bae\u7684\u4ee3\u7801\u5e93\u3002\r\n\r\nEthereum Go-ethereum 1.9.25\u4e4b\u524d\u7248\u672c\u5b58\u5728\u5b89\u5168\u6f0f\u6d1e\uff0c\u8be5\u6f0f\u6d1e\u6e90\u4e8e\u62d2\u7edd\u670d\u52a1\u6f0f\u6d1e\u53ef\u4ee5\u901a\u8fc7\u6765\u81ea\u5df2\u8fde\u63a5LES\u5ba2\u6237\u7aef\u7684\u6076\u610fGetProofsV2\u8bf7\u6c42\u4f7fLES\u670d\u52a1\u5668\u5d29\u6e83\u3002\u6b64\u6f0f\u6d1e\u53ea\u6d89\u53ca\u663e\u5f0f\u542f\u7528les server\u7684\u7528\u6237\uff1b\u7981\u7528les\u53ef\u4ee5\u9632\u6b62\u653b\u51fb\u3002\u76ee\u524d\u6ca1\u6709\u8be6\u7ec6\u6f0f\u6d1e\u7ec6\u8282\u63d0\u4f9b\u3002\u76ee\u524d\uff0c\u4f9b\u5e94\u5546\u53d1\u5e03\u4e86\u5b89\u5168\u516c\u544a\u53ca\u76f8\u5173\u8865\u4e01\u4fe1\u606f\uff0c\u4fee\u590d\u4e86\u6b64\u6f0f\u6d1e\u3002",
  "patchName": "Ethereum Go-ethereum\u8d44\u6e90\u7ba1\u7406\u9519\u8bef\u6f0f\u6d1e\u7684\u8865\u4e01",
  "products": {
    "product": "Ethereum Ethereum Go-ethereum \u003c1.9.25"
  },
  "referenceLink": "https://nvd.nist.gov/vuln/detail/CVE-2020-26264",
  "serverity": "\u4e2d",
  "submitTime": "2021-01-12",
  "title": "Ethereum Go-ethereum\u8d44\u6e90\u7ba1\u7406\u9519\u8bef\u6f0f\u6d1e"
}


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