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CVE-2017-15107

Quick assessment

Affected
Simon Kelley dnsmasq
Exploitation
No confirmed in-the-wild exploitation; assess based on exposure
Recommended action
Check the vendor advisory and references for a fixed version. If immediate upgrade is impossible, restrict exposure and increase monitoring.

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及之前的版本中的DNSSEC实现存在安全漏洞。攻击者可利用该漏洞造成设备显示已存在主机名并不存在。

AI Predicted 5.3 Difficulty: Easy EPSS 2.65% · P85
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I. Basic Information for CVE-2017-15107

Vulnerability Information
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Vulnerability Title
N/A
Source: CVE Program / CVE List V5
Vulnerability Description
A vulnerability was found in the implementation of DNSSEC in Dnsmasq up to and including 2.78. Wildcard synthesized NSEC records could be improperly interpreted to prove the non-existence of hostnames that actually exist.
Source: CVE Program / CVE List V5
CVSS Information
N/A
Source: CVE Program / CVE List V5
Vulnerability Type
不恰当实现的标准安全检查
Source: CVE Program / CVE List V5
Vulnerability Title
Dnsmasq 安全漏洞
Source: CNNVD (China National Vulnerability Database)
Vulnerability Description
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及之前的版本中的DNSSEC实现存在安全漏洞。攻击者可利用该漏洞造成设备显示已存在主机名并不存在。
Source: CNNVD (China National Vulnerability Database)
CVSS Information
N/A
Source: CNNVD (China National Vulnerability Database)
Vulnerability Type
N/A
Source: CNNVD (China National Vulnerability Database)

Affected Products

Vendor Product Affected Versions CPE Subscribe
Simon Kelley dnsmasq up to and including 2.78 -

II. Public POCs for CVE-2017-15107

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III. Intelligence Information for CVE-2017-15107

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Vendor Advisories for CVE-2017-15107 (1)

Mailing List Discussions for CVE-2017-15107 (2)

IV. Related Vulnerabilities

Same product: dnsmasq
Same weakness: CWE-358

V. Comments for CVE-2017-15107

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