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I. Basic Information for CVE-2019-3979
Vulnerability Information

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Vulnerability Title
N/A
Source: NVD (National Vulnerability Database)
Vulnerability Description
RouterOS versions 6.45.6 Stable, 6.44.5 Long-term, and below are vulnerable to a DNS unrelated data attack. The router adds all A records to its DNS cache even when the records are unrelated to the domain that was queried. Therefore, a remote attacker controlled DNS server can poison the router's DNS cache via malicious responses with additional and untrue records.
Source: NVD (National Vulnerability Database)
CVSS Information
N/A
Source: NVD (National Vulnerability Database)
Vulnerability Type
N/A
Source: NVD (National Vulnerability Database)
Vulnerability Title
MikroTik RouterOS 输入验证错误漏洞
Source: CNNVD (China National Vulnerability Database)
Vulnerability Description
MikroTik RouterOS是拉脱维亚MikroTik公司的一套基于Linux开发的路由器操作系统。该系统可部署在PC中,使其提供路由器功能。 MikroTik RouterOS 6.45.6 Stable及之前版本和6.44.5 Long-term及之前版本中存在安全漏洞。远程攻击者可借助恶意的响应利用该漏洞污染路由器的DNS缓存。
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
VendorProductAffected VersionsCPESubscribe
-MikroTik RouterOS RouterOS 6.45.6 Stable and below. RouterOS 6.44.5 Long-term and below. -
II. Public POCs for CVE-2019-3979
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III. Intelligence Information for CVE-2019-3979
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IV. Related Vulnerabilities
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