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Dnsmasq 缓冲区错误漏洞

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漏洞信息详情

Dnsmasq 缓冲区错误漏洞

  • CNNVD编号：CNNVD-201709-746
    • <!--
  • 危害等级： 高危-->
  • 危害等级： 高危
  • CVE编号： CVE-2017-14492
  • 漏洞类型： 缓冲区错误
  • 发布时间： 2017-09-18
  • 威胁类型： 远程或本地
  • 更新时间： 2019-05-24
  • 厂        商： thekelleys
  • 漏洞来源： Gabriel Campana, ...

漏洞简介

Dnsmasq是软件开发者Simon Kelley所研发的一款使用C语言编写的开源轻量级DNS转发和DHCP、TFTP服务器。

Dnsmasq 2.78之前的版本中存在基于堆的缓冲区溢出漏洞。远程攻击者可通过发送特制的请求利用该漏洞造成拒绝服务（崩溃）。

漏洞公告

目前厂商已发布升级补丁以修复漏洞，补丁获取链接：

http://www.thekelleys.org.uk/dnsmasq/CHANGELOG

参考网址

来源:www.kb.cert.org

链接:http://www.kb.cert.org/vuls/id/973527

来源:access.redhat.com

链接:https://access.redhat.com/errata/RHSA-2017:2837

来源:access.redhat.com

链接:https://access.redhat.com/errata/RHSA-2017:2836

来源:ics-cert.us-cert.gov

链接:https://ics-cert.us-cert.gov/advisories/ICSA-17-332-01

来源:github.com

链接:https://github.com/google/security-research-pocs/blob/master/vulnerabilities/dnsmasq/CVE-2017-14496.py

来源:www.debian.org

链接:https://www.debian.org/security/2017/dsa-3989

来源:access.redhat.com

链接:https://access.redhat.com/security/cve/cve-2017-14496

来源:access.redhat.com

链接:https://access.redhat.com/security/cve/cve-2017-14495

来源:access.redhat.com

链接:https://access.redhat.com/security/cve/cve-2017-14494

来源:access.redhat.com

链接:https://access.redhat.com/security/cve/cve-2017-14493

来源:access.redhat.com

链接:https://access.redhat.com/security/cve/cve-2017-14492

来源:bugzilla.redhat.com

链接:https://bugzilla.redhat.com/show_bug.cgi?id=1495409Bug1495409

来源:access.redhat.com

链接:https://access.redhat.com/security/cve/cve-2017-14491

来源:access.redhat.com

链接:https://access.redhat.com/security/cve/CVE-2017-13704

来源:bugzilla.redhat.com

链接:https://bugzilla.redhat.com/show_bug.cgi?id=1495510

来源:bugzilla.redhat.com

链接:https://bugzilla.redhat.com/show_bug.cgi?id=1495416

来源:bugzilla.redhat.com

链接:https://bugzilla.redhat.com/show_bug.cgi?id=1495415

来源:bugzilla.redhat.com

链接:https://bugzilla.redhat.com/show_bug.cgi?id=1495412

来源:bugzilla.redhat.com

链接:https://bugzilla.redhat.com/show_bug.cgi?id=1495411

来源:bugzilla.redhat.com

链接:https://bugzilla.redhat.com/show_bug.cgi?id=1495410

来源:security.googleblog.com

链接:https://security.googleblog.com/2017/10/behind-masq-yet-more-dns-and-dhcp.html

来源:source.android.com

链接:https://source.android.com/security/bulletin/2017-10-01

来源:www.slackware.com

链接:http://www.slackware.com/security/viewer.php?l=slackware-security&y=2017&m=slackware-security.601472

来源:github.com

链接:https://github.com/kubernetes/kubernetes/blob/master/CHANGELOG.md

来源:github.com

链接:https://github.com/google/security-research-pocs/blob/master/vulnerabilities/dnsmasq/CVE-2017-14495.py

来源:github.com

链接:https://github.com/google/security-research-pocs/blob/master/vulnerabilities/dnsmasq/CVE-2017-14494.py

来源:github.com

链接:https://github.com/google/security-research-pocs/blob/master/vulnerabilities/dnsmasq/CVE-2017-14493.py

来源:github.com

链接:https://github.com/google/security-research-pocs/blob/master/vulnerabilities/dnsmasq/CVE-2017-14492.py

来源:github.com

链接:https://github.com/google/security-research-pocs/blob/master/vulnerabilities/dnsmasq/CVE-2017-14491.py

来源:www.thekelleys.org.uk

链接:http://www.thekelleys.org.uk/dnsmasq/doc.html

来源:www.thekelleys.org.uk

链接:http://www.thekelleys.org.uk/dnsmasq/CHANGELOG

来源:www.securityfocus.com

链接:http://www.securityfocus.com/bid/101085

来源:www.securityfocus.com

链接:https://www.securityfocus.com/bid/101085

受影响实体

  • Thekelleys Dnsmasq:2.77  
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    2000-1-1
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补丁

  • Dnsmasq 缓冲区错误漏洞的修复措施
    <!--
    2017-9-18
    -->