cnvd-2017-04671
Vulnerability from cnvd
Title
Firejail安全绕过漏洞
Description
Firejail是一套使用C语言编写的SUID程序，它可通过使用Linux命名空间（Linux namespaces）和seccomp-bpf（一种沙箱机制）限制不受信任的应用程序的运行环境来降低安全漏洞风险。 Firejail存在安全绕过漏洞。攻击者可以利用此问题绕过某些安全限制来执行未经授权的操作。
Severity
中
Patch Name
Firejail安全绕过漏洞的补丁
Patch Description
Firejail是一套使用C语言编写的SUID程序，它可通过使用Linux命名空间（Linux namespaces）和seccomp-bpf（一种沙箱机制）限制不受信任的应用程序的运行环境来降低安全漏洞风险。 Firejail存在安全绕过漏洞。攻击者可以利用此问题绕过某些安全限制来执行未经授权的操作。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

用户可参考如下厂商提供的安全补丁以修复该漏洞： https://www.firejail.com/

Reference
http://www.securityfocus.com/bid/97120 https://nvd.nist.gov/vuln/detail/CVE-2017-5206
Impacted products
Name
Firejail Firejail <0.9.44.4
Show details on source website

To clipboard 

{
  "bids": {
    "bid": {
      "bidNumber": "97120"
    }
  },
  "cves": {
    "cve": {
      "cveNumber": "CVE-2017-5206"
    }
  },
  "description": "Firejail\u662f\u4e00\u5957\u4f7f\u7528C\u8bed\u8a00\u7f16\u5199\u7684SUID\u7a0b\u5e8f\uff0c\u5b83\u53ef\u901a\u8fc7\u4f7f\u7528Linux\u547d\u540d\u7a7a\u95f4\uff08Linux namespaces\uff09\u548cseccomp-bpf\uff08\u4e00\u79cd\u6c99\u7bb1\u673a\u5236\uff09\u9650\u5236\u4e0d\u53d7\u4fe1\u4efb\u7684\u5e94\u7528\u7a0b\u5e8f\u7684\u8fd0\u884c\u73af\u5883\u6765\u964d\u4f4e\u5b89\u5168\u6f0f\u6d1e\u98ce\u9669\u3002 \r\n\r\nFirejail\u5b58\u5728\u5b89\u5168\u7ed5\u8fc7\u6f0f\u6d1e\u3002\u653b\u51fb\u8005\u53ef\u4ee5\u5229\u7528\u6b64\u95ee\u9898\u7ed5\u8fc7\u67d0\u4e9b\u5b89\u5168\u9650\u5236\u6765\u6267\u884c\u672a\u7ecf\u6388\u6743\u7684\u64cd\u4f5c\u3002",
  "discovererName": "Firejail",
  "formalWay": "\u7528\u6237\u53ef\u53c2\u8003\u5982\u4e0b\u5382\u5546\u63d0\u4f9b\u7684\u5b89\u5168\u8865\u4e01\u4ee5\u4fee\u590d\u8be5\u6f0f\u6d1e\uff1a\r\nhttps://www.firejail.com/",
  "isEvent": "\u901a\u7528\u8f6f\u786c\u4ef6\u6f0f\u6d1e",
  "number": "CNVD-2017-04671",
  "openTime": "2017-04-19",
  "patchDescription": "Firejail\u662f\u4e00\u5957\u4f7f\u7528C\u8bed\u8a00\u7f16\u5199\u7684SUID\u7a0b\u5e8f\uff0c\u5b83\u53ef\u901a\u8fc7\u4f7f\u7528Linux\u547d\u540d\u7a7a\u95f4\uff08Linux namespaces\uff09\u548cseccomp-bpf\uff08\u4e00\u79cd\u6c99\u7bb1\u673a\u5236\uff09\u9650\u5236\u4e0d\u53d7\u4fe1\u4efb\u7684\u5e94\u7528\u7a0b\u5e8f\u7684\u8fd0\u884c\u73af\u5883\u6765\u964d\u4f4e\u5b89\u5168\u6f0f\u6d1e\u98ce\u9669\u3002 \r\n\r\nFirejail\u5b58\u5728\u5b89\u5168\u7ed5\u8fc7\u6f0f\u6d1e\u3002\u653b\u51fb\u8005\u53ef\u4ee5\u5229\u7528\u6b64\u95ee\u9898\u7ed5\u8fc7\u67d0\u4e9b\u5b89\u5168\u9650\u5236\u6765\u6267\u884c\u672a\u7ecf\u6388\u6743\u7684\u64cd\u4f5c\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": "Firejail\u5b89\u5168\u7ed5\u8fc7\u6f0f\u6d1e\u7684\u8865\u4e01",
  "products": {
    "product": "Firejail Firejail \u003c0.9.44.4"
  },
  "referenceLink": "http://www.securityfocus.com/bid/97120\r\nhttps://nvd.nist.gov/vuln/detail/CVE-2017-5206",
  "serverity": "\u4e2d",
  "submitTime": "2017-03-28",
  "title": "Firejail\u5b89\u5168\u7ed5\u8fc7\u6f0f\u6d1e"
}


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