cnvd-2017-38231
Vulnerability from cnvd
Title
Tor拒绝服务漏洞（CNVD-2017-38231）
Description
Tor（The Onion Router）是第二代洋葱路由（onion routing）的一种实现，主要用于匿名访问互联网。 Tor存在拒绝服务漏洞。远程攻击者可借助畸形的描述符利用该漏洞造成拒绝服务（空指针逆向引用和应用程序崩溃）。
Severity
中
Patch Name
Tor拒绝服务漏洞（CNVD-2017-38231）的补丁
Patch Description
Tor（The Onion Router）是第二代洋葱路由（onion routing）的一种实现，主要用于匿名访问互联网。 Tor存在拒绝服务漏洞。远程攻击者可借助畸形的描述符利用该漏洞造成拒绝服务（空指针逆向引用和应用程序崩溃）。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

厂商已发布漏洞修复程序，请及时关注更新： https://trac.torproject.org/projects/tor/ticket/24245

Reference
https://nvd.nist.gov/vuln/detail/CVE-2017-8820
Impacted products
Name
['Tor Tor < 0.2.5.16', 'Tor Tor >=0.2.6，<=0.2.8(<0.2.8.17)', 'Tor Tor <=0.2.9，<=0.2.9.14', 'Tor Tor >=0.3.0，<=0.3.0.13', 'Tor Tor >=0.3.1，<=0.3.1.9']
Show details on source website

To clipboard 

{
  "cves": {
    "cve": {
      "cveNumber": "CVE-2017-8820"
    }
  },
  "description": "Tor\uff08The Onion Router\uff09\u662f\u7b2c\u4e8c\u4ee3\u6d0b\u8471\u8def\u7531\uff08onion routing\uff09\u7684\u4e00\u79cd\u5b9e\u73b0\uff0c\u4e3b\u8981\u7528\u4e8e\u533f\u540d\u8bbf\u95ee\u4e92\u8054\u7f51\u3002\r\n\r\nTor\u5b58\u5728\u62d2\u7edd\u670d\u52a1\u6f0f\u6d1e\u3002\u8fdc\u7a0b\u653b\u51fb\u8005\u53ef\u501f\u52a9\u7578\u5f62\u7684\u63cf\u8ff0\u7b26\u5229\u7528\u8be5\u6f0f\u6d1e\u9020\u6210\u62d2\u7edd\u670d\u52a1\uff08\u7a7a\u6307\u9488\u9006\u5411\u5f15\u7528\u548c\u5e94\u7528\u7a0b\u5e8f\u5d29\u6e83\uff09\u3002",
  "discovererName": "Tor",
  "formalWay": "\u5382\u5546\u5df2\u53d1\u5e03\u6f0f\u6d1e\u4fee\u590d\u7a0b\u5e8f\uff0c\u8bf7\u53ca\u65f6\u5173\u6ce8\u66f4\u65b0\uff1a\r\nhttps://trac.torproject.org/projects/tor/ticket/24245",
  "isEvent": "\u901a\u7528\u8f6f\u786c\u4ef6\u6f0f\u6d1e",
  "number": "CNVD-2017-38231",
  "openTime": "2017-12-27",
  "patchDescription": "Tor\uff08The Onion Router\uff09\u662f\u7b2c\u4e8c\u4ee3\u6d0b\u8471\u8def\u7531\uff08onion routing\uff09\u7684\u4e00\u79cd\u5b9e\u73b0\uff0c\u4e3b\u8981\u7528\u4e8e\u533f\u540d\u8bbf\u95ee\u4e92\u8054\u7f51\u3002\r\n\r\nTor\u5b58\u5728\u62d2\u7edd\u670d\u52a1\u6f0f\u6d1e\u3002\u8fdc\u7a0b\u653b\u51fb\u8005\u53ef\u501f\u52a9\u7578\u5f62\u7684\u63cf\u8ff0\u7b26\u5229\u7528\u8be5\u6f0f\u6d1e\u9020\u6210\u62d2\u7edd\u670d\u52a1\uff08\u7a7a\u6307\u9488\u9006\u5411\u5f15\u7528\u548c\u5e94\u7528\u7a0b\u5e8f\u5d29\u6e83\uff09\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": "Tor\u62d2\u7edd\u670d\u52a1\u6f0f\u6d1e\uff08CNVD-2017-38231\uff09\u7684\u8865\u4e01",
  "products": {
    "product": [
      "Tor Tor \u003c 0.2.5.16",
      "Tor Tor \u003e=0.2.6\uff0c\u003c=0.2.8(\u003c0.2.8.17)",
      "Tor Tor \u003c=0.2.9\uff0c\u003c=0.2.9.14",
      "Tor Tor \u003e=0.3.0\uff0c\u003c=0.3.0.13",
      "Tor Tor \u003e=0.3.1\uff0c\u003c=0.3.1.9"
    ]
  },
  "referenceLink": "https://nvd.nist.gov/vuln/detail/CVE-2017-8820",
  "serverity": "\u4e2d",
  "submitTime": "2017-12-04",
  "title": "Tor\u62d2\u7edd\u670d\u52a1\u6f0f\u6d1e\uff08CNVD-2017-38231\uff09"
}


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