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CVE-2018-14626

Quick assessment

Affected
The PowerDNS Project pdns
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.

PowerDNS Authoritative Server和PowerDNS Recursor都是荷兰PowerDNS公司的产品。PowerDNS Authoritative Server是一款DNS服务器。PowerDNS Recursor是一款域名解析服务器。 PowerDNS Authoritative Server 4.1.0版本至4.1.4版本和PowerDNS Recursor 4.0.0版本至4.1.4版本中存在安全漏洞。攻击者可借助特制的查询利用该漏洞造成拒绝服务（数据包缓存污染）。

AI Predicted 7.5 Difficulty: Moderate EPSS 2.72% · P86

Possible ATT&CK Techniques 2 AI

T1489 · Service Stop T1128
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I. Basic Information for CVE-2018-14626

Vulnerability Information
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Vulnerability Title
N/A
Source: CVE Program / CVE List V5
Vulnerability Description
PowerDNS Authoritative Server 4.1.0 up to 4.1.4 inclusive and PowerDNS Recursor 4.0.0 up to 4.1.4 inclusive are vulnerable to a packet cache pollution via crafted query that can lead to denial of service.
Source: CVE Program / CVE List V5
CVSS Information
N/A
Source: CVE Program / CVE List V5
Vulnerability Type
未加控制的资源消耗(资源穷尽)
Source: CVE Program / CVE List V5
Vulnerability Title
PowerDNS Authoritative Server和PowerDNS Recursor 安全漏洞
Source: CNNVD (China National Vulnerability Database)
Vulnerability Description
PowerDNS Authoritative Server和PowerDNS Recursor都是荷兰PowerDNS公司的产品。PowerDNS Authoritative Server是一款DNS服务器。PowerDNS Recursor是一款域名解析服务器。 PowerDNS Authoritative Server 4.1.0版本至4.1.4版本和PowerDNS Recursor 4.0.0版本至4.1.4版本中存在安全漏洞。攻击者可借助特制的查询利用该漏洞造成拒绝服务（数据包缓存污染）。
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
The PowerDNS Project pdns 4.1.0 to 4.1.4 inclusive -
The PowerDNS Project pdns-recursor 4.0.0 to 4.1.4 inclusive -

II. Public POCs for CVE-2018-14626

# POC Description Source Link Shenlong Link
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III. Intelligence Information for CVE-2018-14626

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Vendor Advisories for CVE-2018-14626 (1)

Other References for CVE-2018-14626 (2)

IV. Related Vulnerabilities

Same product: pdns
Same vendor: The PowerDNS Project
Same weakness: CWE-400

V. Comments for CVE-2018-14626

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