cnvd-2016-10448
Vulnerability from cnvd
Title: Nginx权限提升漏洞
Description:
Nginx是一款HTTP和反向代理服务器，也可以作为邮件代理服务器。
多款操作系统上的nginx存在本地提权漏洞。由于程序对日志文件分配弱权限，本地及远程攻击者可利用该漏洞获取root权限。
Severity: 高
Patch Name: Nginx远程权限提升漏洞的补丁
Patch Description:
Nginx是一款HTTP和反向代理服务器，也可以作为邮件代理服务器。
Nginx存在远程权限提升漏洞。本地攻击者利用漏洞可提升权限至管理员权限，若部署在该服务器上的Web应用存在漏洞，远程攻击者利用web漏洞获取本地权限后，利用该漏洞可提升权限至超级管理员，从而完全控制服务器。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： http://nginx.org/
Reference: https://www.debian.org/security/2016/dsa-3701 https://www.ubuntu.com/usn/usn-3114-1/
Impacted products
| Name | ['Nginx Nginx', 'Debian Nginx <1.6.2-5+deb8u3', 'Ubuntu Ubuntu 16.04 LTS <1.10.0-0ubuntu0.16.04.3', 'Ubuntu Ubuntu 14.04 LTS <1.4.6-1ubuntu3.6', 'Ubuntu Ubuntu 16.10 <1.10.1-0ubuntu1.1'] |
|---|
{
"bids": {
"bid": {
"bidNumber": "93903"
}
},
"cves": {
"cve": {
"cveNumber": "CVE-2016-1247"
}
},
"description": "Nginx\u662f\u4e00\u6b3eHTTP\u548c\u53cd\u5411\u4ee3\u7406\u670d\u52a1\u5668\uff0c\u4e5f\u53ef\u4ee5\u4f5c\u4e3a\u90ae\u4ef6\u4ee3\u7406\u670d\u52a1\u5668\u3002\r\n\r\n\u591a\u6b3e\u64cd\u4f5c\u7cfb\u7edf\u4e0a\u7684nginx\u5b58\u5728\u672c\u5730\u63d0\u6743\u6f0f\u6d1e\u3002\u7531\u4e8e\u7a0b\u5e8f\u5bf9\u65e5\u5fd7\u6587\u4ef6\u5206\u914d\u5f31\u6743\u9650\uff0c\u672c\u5730\u53ca\u8fdc\u7a0b\u653b\u51fb\u8005\u53ef\u5229\u7528\u8be5\u6f0f\u6d1e\u83b7\u53d6root\u6743\u9650\u3002",
"discovererName": "Dawid Golunski.",
"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\nhttp://nginx.org/",
"isEvent": "\u901a\u7528\u8f6f\u786c\u4ef6\u6f0f\u6d1e",
"number": "CNVD-2016-10448",
"openTime": "2016-11-01",
"patchDescription": "Nginx\u662f\u4e00\u6b3eHTTP\u548c\u53cd\u5411\u4ee3\u7406\u670d\u52a1\u5668\uff0c\u4e5f\u53ef\u4ee5\u4f5c\u4e3a\u90ae\u4ef6\u4ee3\u7406\u670d\u52a1\u5668\u3002\r\n\r\nNginx\u5b58\u5728\u8fdc\u7a0b\u6743\u9650\u63d0\u5347\u6f0f\u6d1e\u3002\u672c\u5730\u653b\u51fb\u8005\u5229\u7528\u6f0f\u6d1e\u53ef\u63d0\u5347\u6743\u9650\u81f3\u7ba1\u7406\u5458\u6743\u9650\uff0c\u82e5\u90e8\u7f72\u5728\u8be5\u670d\u52a1\u5668\u4e0a\u7684Web\u5e94\u7528\u5b58\u5728\u6f0f\u6d1e\uff0c\u8fdc\u7a0b\u653b\u51fb\u8005\u5229\u7528web\u6f0f\u6d1e\u83b7\u53d6\u672c\u5730\u6743\u9650\u540e\uff0c\u5229\u7528\u8be5\u6f0f\u6d1e\u53ef\u63d0\u5347\u6743\u9650\u81f3\u8d85\u7ea7\u7ba1\u7406\u5458\uff0c\u4ece\u800c\u5b8c\u5168\u63a7\u5236\u670d\u52a1\u5668\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": "Nginx\u8fdc\u7a0b\u6743\u9650\u63d0\u5347\u6f0f\u6d1e\u7684\u8865\u4e01",
"products": {
"product": [
"Nginx Nginx",
"Debian Nginx \u003c1.6.2-5+deb8u3",
"Ubuntu Ubuntu 16.04 LTS \u003c1.10.0-0ubuntu0.16.04.3",
"Ubuntu Ubuntu 14.04 LTS \u003c1.4.6-1ubuntu3.6",
"Ubuntu Ubuntu 16.10 \u003c1.10.1-0ubuntu1.1"
]
},
"referenceLink": "https://www.debian.org/security/2016/dsa-3701\r\nhttps://www.ubuntu.com/usn/usn-3114-1/",
"serverity": "\u9ad8",
"submitTime": "2016-10-27",
"title": "Nginx\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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