cnvd-2015-06118
Vulnerability from cnvd
Title: NTP logconfig配置命令拒绝服务漏洞
Description:
Network Time Protocol是用来使计算机时间同步化的一种协议，它可以使计算机对其服务器或时钟源（如石英钟，GPS等等)做同步化。
NTP在处理畸形logconfig配置命令时ntpd会由于未初始化变量而崩溃，允许远程攻击者利用漏洞，提交特殊请求使应用程序崩溃。
Severity: 中
Patch Name: NTP logconfig配置命令拒绝服务漏洞的补丁
Patch Description:
Network Time Protocol是用来使计算机时间同步化的一种协议，它可以使计算机对其服务器或时钟源（如石英钟，GPS等等)做同步化。NTP在处理畸形logconfig配置命令时ntpd会由于未初始化变量而崩溃，允许远程攻击者利用漏洞，提交特殊请求使应用程序崩溃。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:
用户可参考如下厂商提供的安全公告获取补丁以修复该漏洞： http://bk.ntp.org/ntp-dev/?PAGE=patch&REV=4c4fc141LwvcoGp-lLGhkAFp3ZvtrA
Reference: http://www.securityfocus.com/bid/76475
Impacted products
| Name | Ntp Ntp |
|---|
{
"bids": {
"bid": {
"bidNumber": "76475"
}
},
"cves": {
"cve": {
"cveNumber": "CVE-2015-5194"
}
},
"description": "Network Time Protocol\u662f\u7528\u6765\u4f7f\u8ba1\u7b97\u673a\u65f6\u95f4\u540c\u6b65\u5316\u7684\u4e00\u79cd\u534f\u8bae\uff0c\u5b83\u53ef\u4ee5\u4f7f\u8ba1\u7b97\u673a\u5bf9\u5176\u670d\u52a1\u5668\u6216\u65f6\u949f\u6e90\uff08\u5982\u77f3\u82f1\u949f\uff0cGPS\u7b49\u7b49)\u505a\u540c\u6b65\u5316\u3002\r\n\r\nNTP\u5728\u5904\u7406\u7578\u5f62logconfig\u914d\u7f6e\u547d\u4ee4\u65f6ntpd\u4f1a\u7531\u4e8e\u672a\u521d\u59cb\u5316\u53d8\u91cf\u800c\u5d29\u6e83\uff0c\u5141\u8bb8\u8fdc\u7a0b\u653b\u51fb\u8005\u5229\u7528\u6f0f\u6d1e\uff0c\u63d0\u4ea4\u7279\u6b8a\u8bf7\u6c42\u4f7f\u5e94\u7528\u7a0b\u5e8f\u5d29\u6e83\u3002",
"discovererName": "Miroslav Lichv\u00c3\u00a1r",
"formalWay": "\u7528\u6237\u53ef\u53c2\u8003\u5982\u4e0b\u5382\u5546\u63d0\u4f9b\u7684\u5b89\u5168\u516c\u544a\u83b7\u53d6\u8865\u4e01\u4ee5\u4fee\u590d\u8be5\u6f0f\u6d1e\uff1a\r\nhttp://bk.ntp.org/ntp-dev/?PAGE=patch\u0026REV=4c4fc141LwvcoGp-lLGhkAFp3ZvtrA",
"isEvent": "\u901a\u7528\u8f6f\u786c\u4ef6\u6f0f\u6d1e",
"number": "CNVD-2015-06118",
"openTime": "2015-09-22",
"patchDescription": "Network Time Protocol\u662f\u7528\u6765\u4f7f\u8ba1\u7b97\u673a\u65f6\u95f4\u540c\u6b65\u5316\u7684\u4e00\u79cd\u534f\u8bae\uff0c\u5b83\u53ef\u4ee5\u4f7f\u8ba1\u7b97\u673a\u5bf9\u5176\u670d\u52a1\u5668\u6216\u65f6\u949f\u6e90\uff08\u5982\u77f3\u82f1\u949f\uff0cGPS\u7b49\u7b49)\u505a\u540c\u6b65\u5316\u3002NTP\u5728\u5904\u7406\u7578\u5f62logconfig\u914d\u7f6e\u547d\u4ee4\u65f6ntpd\u4f1a\u7531\u4e8e\u672a\u521d\u59cb\u5316\u53d8\u91cf\u800c\u5d29\u6e83\uff0c\u5141\u8bb8\u8fdc\u7a0b\u653b\u51fb\u8005\u5229\u7528\u6f0f\u6d1e\uff0c\u63d0\u4ea4\u7279\u6b8a\u8bf7\u6c42\u4f7f\u5e94\u7528\u7a0b\u5e8f\u5d29\u6e83\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": "NTP logconfig\u914d\u7f6e\u547d\u4ee4\u62d2\u7edd\u670d\u52a1\u6f0f\u6d1e\u7684\u8865\u4e01",
"products": {
"product": "Ntp Ntp"
},
"referenceLink": "http://www.securityfocus.com/bid/76475",
"serverity": "\u4e2d",
"submitTime": "2015-09-20",
"title": "NTP logconfig\u914d\u7f6e\u547d\u4ee4\u62d2\u7edd\u670d\u52a1\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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