cnvd-2015-00608
Vulnerability from cnvd
Title: Samba权限提升漏洞
Description:
Samba是一套实现SMB（Server Messages Block）协议、跨平台进行文件共享和打印共享服务的程序。
Samba AD DC允许管理员将用户及计算机账号的创建指定给某些用户或组，但未能对userAccountControl属性内的UF_SERVER_TRUST_ACCOUNT位进行检查，攻击者可利用此漏洞对UF_SERVER_TRUST_ACCOUNT位进行设置，获取提升的权限，对AD DC进行非法操作。
Severity: 高
Patch Name: Samba权限提升漏洞的补丁
Patch Description:
Samba是一套实现SMB（Server Messages Block）协议、跨平台进行文件共享和打印共享服务的程序。Samba AD DC允许管理员将用户及计算机账号的创建指定给某些用户或组，但未能对userAccountControl属性内的UF_SERVER_TRUST_ACCOUNT位进行检查，攻击者可利用此漏洞对UF_SERVER_TRUST_ACCOUNT位进行设置，获取提升的权限，对AD DC进行非法操作。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:
目前厂商已经发布了升级补丁以修复这个安全问题，请到厂商的主页下载： https://www.samba.org/
Reference: http://www.securityfocus.com/bid/72278
Impacted products
| Name | ['Samba Samba 4.0.x(<4.0.24)', 'Samba Samba 4.1.x(<4.1.16)', 'Samba Samba 4.2.x(<4.2rc4)'] |
|---|
{
"bids": {
"bid": {
"bidNumber": "72278"
}
},
"cves": {
"cve": {
"cveNumber": "CVE-2014-8143"
}
},
"description": "Samba\u662f\u4e00\u5957\u5b9e\u73b0SMB\uff08Server Messages Block\uff09\u534f\u8bae\u3001\u8de8\u5e73\u53f0\u8fdb\u884c\u6587\u4ef6\u5171\u4eab\u548c\u6253\u5370\u5171\u4eab\u670d\u52a1\u7684\u7a0b\u5e8f\u3002\r\n\r\nSamba AD DC\u5141\u8bb8\u7ba1\u7406\u5458\u5c06\u7528\u6237\u53ca\u8ba1\u7b97\u673a\u8d26\u53f7\u7684\u521b\u5efa\u6307\u5b9a\u7ed9\u67d0\u4e9b\u7528\u6237\u6216\u7ec4\uff0c\u4f46\u672a\u80fd\u5bf9userAccountControl\u5c5e\u6027\u5185\u7684UF_SERVER_TRUST_ACCOUNT\u4f4d\u8fdb\u884c\u68c0\u67e5\uff0c\u653b\u51fb\u8005\u53ef\u5229\u7528\u6b64\u6f0f\u6d1e\u5bf9UF_SERVER_TRUST_ACCOUNT\u4f4d\u8fdb\u884c\u8bbe\u7f6e\uff0c\u83b7\u53d6\u63d0\u5347\u7684\u6743\u9650\uff0c\u5bf9AD DC\u8fdb\u884c\u975e\u6cd5\u64cd\u4f5c\u3002",
"discovererName": "Samba",
"formalWay": "\u76ee\u524d\u5382\u5546\u5df2\u7ecf\u53d1\u5e03\u4e86\u5347\u7ea7\u8865\u4e01\u4ee5\u4fee\u590d\u8fd9\u4e2a\u5b89\u5168\u95ee\u9898\uff0c\u8bf7\u5230\u5382\u5546\u7684\u4e3b\u9875\u4e0b\u8f7d\uff1a\r\nhttps://www.samba.org/",
"isEvent": "\u901a\u7528\u8f6f\u786c\u4ef6\u6f0f\u6d1e",
"number": "CNVD-2015-00608",
"openTime": "2015-01-26",
"patchDescription": "Samba\u662f\u4e00\u5957\u5b9e\u73b0SMB\uff08Server Messages Block\uff09\u534f\u8bae\u3001\u8de8\u5e73\u53f0\u8fdb\u884c\u6587\u4ef6\u5171\u4eab\u548c\u6253\u5370\u5171\u4eab\u670d\u52a1\u7684\u7a0b\u5e8f\u3002Samba AD DC\u5141\u8bb8\u7ba1\u7406\u5458\u5c06\u7528\u6237\u53ca\u8ba1\u7b97\u673a\u8d26\u53f7\u7684\u521b\u5efa\u6307\u5b9a\u7ed9\u67d0\u4e9b\u7528\u6237\u6216\u7ec4\uff0c\u4f46\u672a\u80fd\u5bf9userAccountControl\u5c5e\u6027\u5185\u7684UF_SERVER_TRUST_ACCOUNT\u4f4d\u8fdb\u884c\u68c0\u67e5\uff0c\u653b\u51fb\u8005\u53ef\u5229\u7528\u6b64\u6f0f\u6d1e\u5bf9UF_SERVER_TRUST_ACCOUNT\u4f4d\u8fdb\u884c\u8bbe\u7f6e\uff0c\u83b7\u53d6\u63d0\u5347\u7684\u6743\u9650\uff0c\u5bf9AD DC\u8fdb\u884c\u975e\u6cd5\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": "Samba\u6743\u9650\u63d0\u5347\u6f0f\u6d1e\u7684\u8865\u4e01",
"products": {
"product": [
"Samba Samba 4.0.x(\u003c4.0.24)",
"Samba Samba 4.1.x(\u003c4.1.16)",
"Samba Samba 4.2.x(\u003c4.2rc4)"
]
},
"referenceLink": "http://www.securityfocus.com/bid/72278",
"serverity": "\u9ad8",
"submitTime": "2015-01-23",
"title": "Samba\u6743\u9650\u63d0\u5347\u6f0f\u6d1e"
}
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Sightings
| Author | Source | Type | Date |
|---|
Nomenclature
- Seen: The vulnerability was mentioned, discussed, or seen somewhere by the user.
- Confirmed: The vulnerability is confirmed from an analyst perspective.
- Exploited: This vulnerability was exploited and seen by the user reporting the sighting.
- Patched: This vulnerability was successfully patched by the user reporting the sighting.
- Not exploited: This vulnerability was not exploited or seen by the user reporting the sighting.
- Not confirmed: The user expresses doubt about the veracity of the vulnerability.
- Not patched: This vulnerability was not successfully patched by the user reporting the sighting.
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