CNVD-2016-02261

Vulnerability from cnvd - Published: 2016-04-18
VLAI Severity ?
Title
Samba安全绕过漏洞
Description
Samba是一套可使UNIX系列的操作系统与微软Windows操作系统的SMB/CIFS网络协议做连结的自由软件。 Samba客户端的Server Message Block(SMB)签名未能使用SMB1协议，允许攻击者利用该漏洞通过中间人攻击，修改客户端和服务器之间的数据。
Severity
中
Patch Name
Samba安全绕过漏洞的补丁
Patch Description
Samba是一套可使UNIX系列的操作系统与微软Windows操作系统的SMB/CIFS网络协议做连结的自由软件。 Samba客户端的Server Message Block(SMB)签名未能使用SMB1协议，允许攻击者利用该漏洞通过中间人攻击，修改客户端和服务器之间的数据。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

目前厂商已经发布了升级补丁以修复此安全问题，补丁获取链接： https://www.samba.org/samba/history/samba-4.2.10.html

Reference
https://www.samba.org/samba/history/samba-4.2.10.html
Impacted products
Name
Samba Samba 4.0.0
Show details on source website
To clipboard 

{
  "cves": {
    "cve": {
      "cveNumber": "CVE-2016-2114"
    }
  },
  "description": "Samba\u662f\u4e00\u5957\u53ef\u4f7fUNIX\u7cfb\u5217\u7684\u64cd\u4f5c\u7cfb\u7edf\u4e0e\u5fae\u8f6fWindows\u64cd\u4f5c\u7cfb\u7edf\u7684SMB/CIFS\u7f51\u7edc\u534f\u8bae\u505a\u8fde\u7ed3\u7684\u81ea\u7531\u8f6f\u4ef6\u3002\r\n\r\nSamba\u5ba2\u6237\u7aef\u7684Server Message Block(SMB)\u7b7e\u540d\u672a\u80fd\u4f7f\u7528SMB1\u534f\u8bae\uff0c\u5141\u8bb8\u653b\u51fb\u8005\u5229\u7528\u8be5\u6f0f\u6d1e\u901a\u8fc7\u4e2d\u95f4\u4eba\u653b\u51fb\uff0c\u4fee\u6539\u5ba2\u6237\u7aef\u548c\u670d\u52a1\u5668\u4e4b\u95f4\u7684\u6570\u636e\u3002",
  "discovererName": "Samba",
  "formalWay": "\u76ee\u524d\u5382\u5546\u5df2\u7ecf\u53d1\u5e03\u4e86\u5347\u7ea7\u8865\u4e01\u4ee5\u4fee\u590d\u6b64\u5b89\u5168\u95ee\u9898\uff0c\u8865\u4e01\u83b7\u53d6\u94fe\u63a5\uff1a\r\nhttps://www.samba.org/samba/history/samba-4.2.10.html",
  "isEvent": "\u901a\u7528\u8f6f\u786c\u4ef6\u6f0f\u6d1e",
  "number": "CNVD-2016-02261",
  "openTime": "2016-04-18",
  "patchDescription": "Samba\u662f\u4e00\u5957\u53ef\u4f7fUNIX\u7cfb\u5217\u7684\u64cd\u4f5c\u7cfb\u7edf\u4e0e\u5fae\u8f6fWindows\u64cd\u4f5c\u7cfb\u7edf\u7684SMB/CIFS\u7f51\u7edc\u534f\u8bae\u505a\u8fde\u7ed3\u7684\u81ea\u7531\u8f6f\u4ef6\u3002\r\n\r\nSamba\u5ba2\u6237\u7aef\u7684Server Message Block(SMB)\u7b7e\u540d\u672a\u80fd\u4f7f\u7528SMB1\u534f\u8bae\uff0c\u5141\u8bb8\u653b\u51fb\u8005\u5229\u7528\u8be5\u6f0f\u6d1e\u901a\u8fc7\u4e2d\u95f4\u4eba\u653b\u51fb\uff0c\u4fee\u6539\u5ba2\u6237\u7aef\u548c\u670d\u52a1\u5668\u4e4b\u95f4\u7684\u6570\u636e\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": "Samba\u5b89\u5168\u7ed5\u8fc7\u6f0f\u6d1e\u7684\u8865\u4e01",
  "products": {
    "product": "Samba Samba 4.0.0"
  },
  "referenceLink": "https://www.samba.org/samba/history/samba-4.2.10.html",
  "serverity": "\u4e2d",
  "submitTime": "2016-04-14",
  "title": "Samba\u5b89\u5168\u7ed5\u8fc7\u6f0f\u6d1e"
}


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Sightings

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Nomenclature

  • Seen: The vulnerability was mentioned, discussed, or observed by the user.
  • Confirmed: The vulnerability has been validated from an analyst's perspective.
  • Published Proof of Concept: A public proof of concept is available for this vulnerability.
  • Exploited: The vulnerability was observed as exploited by the user who reported the sighting.
  • Patched: The vulnerability was observed as successfully patched by the user who reported the sighting.
  • Not exploited: The vulnerability was not observed as exploited by the user who reported the sighting.
  • Not confirmed: The user expressed doubt about the validity of the vulnerability.
  • Not patched: The vulnerability was not observed as successfully patched by the user who reported the sighting.



Detection rules are retrieved from Rulezet.