cnvd-2017-29276
Vulnerability from cnvd
Title: DNSmasq任意代码执行漏洞(CNVD-2017-29276)
Description:
DNSmasq是一个小巧且方便地用于配置DNS和DHCP的工具,适用于小型网络,它提供了DNS功能和可选择的DHCP功能。
DNSmasq 2.77及之前版本中存在任意代码执行漏洞,远程攻击者可以通过发送特制DHCPv6请求来触发栈溢出,并在目标系统上执行任意代码。
Severity: 高
Patch Name: DNSmasq任意代码执行漏洞(CNVD-2017-29276)的补丁
Patch Description:
DNSmasq是一个小巧且方便地用于配置DNS和DHCP的工具,适用于小型网络,它提供了DNS功能和可选择的DHCP功能。
DNSmasq 2.77及之前版本中存在任意代码执行漏洞,远程攻击者可以通过发送特制DHCPv6请求来触发栈溢出,并在目标系统上执行任意代码。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:
厂商已发布漏洞修复程序,请及时关注更新: http://www.thekelleys.org.uk/dnsmasq/CHANGELOG
Reference: http://securitytracker.com/id/1039474 http://www.securityfocus.com/bid/101085
Impacted products
Name | Dnsmasq Dnsmasq <=2.77 |
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{ "bids": { "bid": { "bidNumber": "101085" } }, "cves": { "cve": { "cveNumber": "CVE-2017-14493" } }, "description": "DNSmasq\u662f\u4e00\u4e2a\u5c0f\u5de7\u4e14\u65b9\u4fbf\u5730\u7528\u4e8e\u914d\u7f6eDNS\u548cDHCP\u7684\u5de5\u5177\uff0c\u9002\u7528\u4e8e\u5c0f\u578b\u7f51\u7edc\uff0c\u5b83\u63d0\u4f9b\u4e86DNS\u529f\u80fd\u548c\u53ef\u9009\u62e9\u7684DHCP\u529f\u80fd\u3002\r\n\r\nDNSmasq 2.77\u53ca\u4e4b\u524d\u7248\u672c\u4e2d\u5b58\u5728\u4efb\u610f\u4ee3\u7801\u6267\u884c\u6f0f\u6d1e\uff0c\u8fdc\u7a0b\u653b\u51fb\u8005\u53ef\u4ee5\u901a\u8fc7\u53d1\u9001\u7279\u5236DHCPv6\u8bf7\u6c42\u6765\u89e6\u53d1\u6808\u6ea2\u51fa\uff0c\u5e76\u5728\u76ee\u6807\u7cfb\u7edf\u4e0a\u6267\u884c\u4efb\u610f\u4ee3\u7801\u3002", "discovererName": "Felix Wilhelm, Fermin J. Serna, Gabriel Campana, Kevin Hamacher and Ron Bowes of the Google Security Team", "formalWay": "\u5382\u5546\u5df2\u53d1\u5e03\u6f0f\u6d1e\u4fee\u590d\u7a0b\u5e8f\uff0c\u8bf7\u53ca\u65f6\u5173\u6ce8\u66f4\u65b0\uff1a\r\nhttp://www.thekelleys.org.uk/dnsmasq/CHANGELOG", "isEvent": "\u901a\u7528\u8f6f\u786c\u4ef6\u6f0f\u6d1e", "number": "CNVD-2017-29276", "openTime": "2017-10-09", "patchDescription": "DNSmasq\u662f\u4e00\u4e2a\u5c0f\u5de7\u4e14\u65b9\u4fbf\u5730\u7528\u4e8e\u914d\u7f6eDNS\u548cDHCP\u7684\u5de5\u5177\uff0c\u9002\u7528\u4e8e\u5c0f\u578b\u7f51\u7edc\uff0c\u5b83\u63d0\u4f9b\u4e86DNS\u529f\u80fd\u548c\u53ef\u9009\u62e9\u7684DHCP\u529f\u80fd\u3002\r\n\r\nDNSmasq 2.77\u53ca\u4e4b\u524d\u7248\u672c\u4e2d\u5b58\u5728\u4efb\u610f\u4ee3\u7801\u6267\u884c\u6f0f\u6d1e\uff0c\u8fdc\u7a0b\u653b\u51fb\u8005\u53ef\u4ee5\u901a\u8fc7\u53d1\u9001\u7279\u5236DHCPv6\u8bf7\u6c42\u6765\u89e6\u53d1\u6808\u6ea2\u51fa\uff0c\u5e76\u5728\u76ee\u6807\u7cfb\u7edf\u4e0a\u6267\u884c\u4efb\u610f\u4ee3\u7801\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": "DNSmasq\u4efb\u610f\u4ee3\u7801\u6267\u884c\u6f0f\u6d1e\uff08CNVD-2017-29276\uff09\u7684\u8865\u4e01", "products": { "product": "Dnsmasq Dnsmasq \u003c=2.77" }, "referenceLink": "http://securitytracker.com/id/1039474\r\nhttp://www.securityfocus.com/bid/101085", "serverity": "\u9ad8", "submitTime": "2017-10-09", "title": "DNSmasq\u4efb\u610f\u4ee3\u7801\u6267\u884c\u6f0f\u6d1e\uff08CNVD-2017-29276\uff09" }
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Sightings
Author | Source | Type | Date |
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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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